How is weather predicted?

Weather is predicted by collecting atmospheric data and using computer models to simulate future conditions, though accuracy declines over longer timeframes.

How is weather predicted?
AI-generated image
The facts

Weather prediction is the application of science and technology to forecast atmospheric conditions for a specific location and time. It begins with the collection of quantitative data about the current state of the atmosphere, land, and ocean from sources such as surface weather stations, weather balloons, satellites, aircraft, and Doppler radar. This data includes measurements of temperature, humidity, pressure, wind speed and direction, and precipitation.

These observations are fed into numerical weather prediction (NWP) models, which are computer programs that use mathematical equations to simulate how the atmosphere evolves. The models divide the atmosphere into a three-dimensional grid and solve the equations at each grid point to project future conditions. Advances in computing power and data assimilation techniques have significantly improved model accuracy, especially for short-term forecasts.

Despite these advances, forecasts are inherently uncertain due to the chaotic nature of the atmosphere, incomplete understanding of some physical processes, and errors in initial measurements. As a result, forecast accuracy decreases with time; predictions for the next few days are highly reliable, while those beyond a week are much less precise. In 2026, proprietary models like Climavision's Forecasting Suite offer enhanced accuracy for various timescales, but limitations persist for long-range and small-scale events.

Answered by 100 of history's most famous minds

Jesus of Nazareth
Jesus of Nazareth c. 4 BC – AD 30/33 · Jewish teacher whose life founded Christianity

You watch the clouds redden at evening and say, 'Fair weather,' and the sky low and gray at dawn and say, 'Rain today.' You read the face of the sky, but the signs of the times you cannot read. You gather numbers like a man counting grain he will not eat, and still you cannot add a single hour to your span. Rather, consider how the Father clothes the grass of the field, which is here today and tomorrow is thrown into the oven. Will He not much more clothe you? Why do you trouble yourselves about tomorrow? Each day has enough trouble of its own.

Muhammad
Muhammad c. 570–632 · Prophet of Islam who united Arabia under one faith

They say they can read the wind's whisper and the cloud's gathering, yet they cannot foretell the hour of their own death. The knowledge of the unseen is with God alone - He sends the rain and withholds it as a sign for those who reflect. These numbers and dials are not evil, for God has made the world orderly that you may find your way. But let no one boast that he commands tomorrow: the wind blows where it wills, and you hear its sound but cannot tell where it comes or where it goes. So it is with the mercy of the Lord. Seek His signs in the rising of the dawn, not in the calculations of the proud.

Gautama Buddha
Gautama Buddha c. 563–483 BC · Sage whose awakening founded Buddhism

You seek to know the wind's tomorrow, clinging to a measure that will dissolve like morning mist. This craving for certainty only binds you to the changing and the impermanent. Watch the clouds arise and pass without grasping - the only forecast that matters is the stilling of the mind within the storm.

Moses
Moses c. 13th century BC (traditional) · Hebrew prophet and lawgiver of the Exodus

Does the Lord not number the clouds by wisdom, and command the rain to fall on one city and not another? To boast that men can foresee His breath is to claim a share of Sinai's fire. The measure of a true prophet is not in his instruments but in his knees - bowed before the One who alone sends the early and the latter rain.

Confucius
Confucius 551–479 BC · Chinese sage of ethics, family, and social order

The wise man observes the wind and the turning of the seasons, but he does not boast of his predictions. He prepares the roof before the rain, and stores grain before the drought. Let the rulers learn this: a kingdom that neglects the signs of Heaven and the needs of the people will be swept away by the flood of its own folly. Attentiveness to the patterns of nature is a form of filial piety to Heaven.

Paul the Apostle
Paul the Apostle c. AD 5 – c. 64/67 · Apostle whose letters shaped Christian theology

You seek to discern the signs of the sky, yet you cannot read the signs of the times! The weather, like all creation, groans under the bondage of decay, waiting for the revealing of the sons of God. The same Lord who calmed the storm with a word is the one who orders the winds and the waves - and He alone knows the day and the hour. All your barometers and calculations are but shadows; the only forecast that truly matters is this: the day of the Lord will come like a thief in the night. Prepare, not by watching clouds, but by putting on the armor of light.

Abraham
Abraham c. 2nd millennium BC (traditional) · Patriarch and father of the monotheistic faiths

When the sky withheld its rain for three years in Canaan, I learned that the Lord alone holds the storehouses of wind and cloud. These men with their rods and charts are like Hagar searching for a well in the desert - they seek water where only the Almighty can provide. Yet I do not scorn them; they are but children counting the stars, trying to guess the promise.

Laozi
Laozi 6th century BC (traditional) · Sage of the Tao and founder of Taoism

The wise one does not try to catch the wind in a net. Let the clouds gather and disperse as they will, like breath. To predict is to grasp at what is already flowing away. Better to sit still and feel the rain on your face than to count its coming.

Guru Nanak
Guru Nanak 1469–1539 · Founder of Sikhism and first Sikh Guru

The One who causes the rain to fall and the sun to rise is known by the heart, not by the needle or the globe. To measure the wind and the clouds is not wrong - it is a form of honest labor. But do not let the numbers deceive you into forgetting the Hand that moves them. Forecast with humility, share your umbrella, and know that the weather, like the soul, is ultimately in the care of the True One.

Mary, Mother of Jesus
Mary, Mother of Jesus c. 1st century BC – 1st century AD · Mother of Jesus, venerated across Christianity and Islam

The wind and rain are not hidden from the Father, but He sends them on the just and the unjust alike. My son taught me to watch the clouds and read the signs of the times - not to master the sky, but to trust the Hand that moves it. The wise steward looks to the heavens with humility, knowing the morrow lies not in man's reckonings but in God's will.

Martin Luther
Martin Luther 1483–1546 · Reformer whose theses sparked the Reformation

I smell the vapors of another human presumption. These wise men with their charts and their numbers would cage the very breath of God, as if the Almighty must ask leave of their calculations before He sends the rain or the drought. But I tell you: it is God alone who holds the clouds in His hand and the wind in His fist; all our measuring is but the pride of Babel. Let them forecast if they will - I shall read the weather in the Scriptures, and trust my soul to the Word.

Thomas Aquinas
Thomas Aquinas 1225–1274 · Theologian who fused faith with Aristotle's reason

I answer: the prediction of weather is a work of natural reason, not of grace, and therefore it is legitimate, though limited. Man can discern secondary causes - moisture in the air, the sun's heat, the pressure of winds - and reason to probable effects, as a physician reasons from a patient's humors. But the First Cause, Who orders all things by His providence, is not bound by our grids and equations. Thus the wise man uses the forecast as a servant, not a master, knowing that the final word belongs to God.

Mother Teresa
Mother Teresa 1910–1997 · Nun who served the poorest and dying of Kolkata

The poor of Calcutta do not ask whether the forecast says rain or sun - they ask only for a scrap of bread, a cloth to cover a shivering child. All our predictions are empty if they do not move us to share a blanket when the storm comes. Knowing the weather matters only if it helps us love our neighbor.

Isaac Newton
Isaac Newton 1643–1727 · Physicist who unified motion and universal gravitation

I see that the leaders of this age have at last applied the true method: gather the data of wind, heat, and moisture from many places, then submit them to mathematical rules deduced from the mechanical laws of motion and the properties of fluids. It is as I wrote - God's creation is a rational system, and if we can but capture the initial state with sufficient precision, the future states follow by necessary causation. Yet the atmosphere is a vast system of immense complexity; the smallest error in measurement, like a pebble cast into a still pond, will spread and multiply. I would not boast of certainty beyond a few days, for the web of causes is finer than any net we can weave.

Albert Einstein
Albert Einstein 1879–1955 · Physicist who reframed space, time, and gravity

The old astronomers watched the sky as a fixed sphere; we measure its ripples, but the god of Spinoza does not reveal His next throw through a few scattered thermometers. I would rather catch the universe in a thought experiment than entrust my sails to a noisy machine that clings to a grid.

Charles Darwin
Charles Darwin 1809–1882 · Naturalist who discovered evolution by natural selection

The atmosphere is a tangled bank of currents and tides, as complex as an island's web of life. I would gather the barometer's readings as I once gathered finches' beaks, let the numbers breed in the model, and see what variant weather emerges. But I would not wager a voyage on the tenth day's prediction - nature's novelties are too abundant.

Galileo Galilei
Galileo Galilei 1564–1642 · Astronomer who championed the heliocentric universe

Let them consult Aristotle's ancient categories if they wish - I prefer to set a glass of water in the sun and mark its evaporation, to swing a pendulum under a gathering cloud. The heavens are written in mathematics, not in oracles. We measure pressure with a column of mercury, not with entrails, and we dare to predict because the Creator Himself gave us minds to read His arithmetic.

Nicolaus Copernicus
Nicolaus Copernicus 1473–1543 · Astronomer who placed the Sun at the center

They measure winds and pressures, but they forget the harmonious circles that govern all motion. The weather is but the breathing of the Earth, stirred by the Sun's greater fire. To predict it truly, one must first understand the celestial dance that sets the stage. Without that foundation, their grids are like a clock whose hands turn while the mechanism is hidden.

Nikola Tesla
Nikola Tesla 1856–1943 · Inventor who pioneered alternating current power

Your so-called prediction is mere interpolation of crude measurements, a game of averages that lags behind nature's pulse. I envisioned a world where the very atmosphere is a living medium, vibrating with energy - where we would not guess at lightning but summon it, where we would not fear drought but command the moisture from the air. With my oscillator, I could make the sky weep or hold its breath. True prediction will only come when we grasp the electrical symphony of the globe, when every air current is mapped by subtle frequencies, and we speak to the storm as a friend.

Marie Curie
Marie Curie 1867–1934 · Physicist and chemist who pioneered radioactivity

We measure what we can - pressure, temperature, humidity - and feed these numbers into equations that describe the dance of air molecules. It is patient work, like purifying pitchblende gram by gram; each calculation refines our understanding. But the atmosphere is a system of infinite complexity, and our instruments, however precise, only glimpse a fraction of its movements. We must accept uncertainty with humility.

Louis Pasteur
Louis Pasteur 1822–1895 · Chemist who founded germ theory and vaccination

Forecasting the atmosphere is like tracking an invisible epidemic: you must gather the evidence of its present state, then let the laws of physics reveal its course. In my laboratory, I learned that chance favors the prepared mind - and so it is here. The more precise the initial observations, the more reliable the prediction, though the cloud never yields all its secrets at once.

Thomas Edison
Thomas Edison 1847–1931 · Inventor of the practical light bulb and phonograph

Weather forecasting is a problem of measurement and persistence. You need thousands of observers feeding data into a machine that crunches numbers faster than any human ever could. My own experiments taught me that failure is just another data point. The more you measure, the more you test, the closer you get. It's not magic - it's hard work. And one day, we'll have it down to a science that pays.

Alan Turing
Alan Turing 1912–1954 · Mathematician who founded computer science and AI

The atmosphere is a machine of enormous complexity - a system of differential equations whose state at any instant is determined by countless interlocking variables. The problem is that initial measurements are always incomplete, and the system itself is chaotic: a butterfly's wing in Brazil might indeed divert a tornado in Texas. Yet we can compute the probabilities. A perfect forecast would require a perfect model and perfect data - neither of which we possess. But then, the human brain also makes predictions on incomplete data; we call that common sense.

Archimedes
Archimedes c. 287–212 BC · Greek genius of mathematics and mechanics

They seek to divine the motion of the air as I once sought the principle of the lever. It is a problem of fluids - vortices, pressures, and the geometry of masses in motion. They carve the sky into a grid of cells and solve the equations at each intersection, a method I would have admired had I the means to compute so many numbers. But give me a proper sphere of water and a polished mirror, and I could show you the very pattern of a storm - if only they would let me draw my diagrams in peace.

Michael Faraday
Michael Faraday 1791–1867 · Self-taught pioneer of electromagnetism

I see the atmosphere as a vast field of forces - pressure, temperature, moisture, motion - all woven together. To foretell its state, one must measure these forces at many points and then trace how they act upon each other, like observing the ripples from a stone cast into a still pond. The art lies in knowing what to measure and how the invisible lines of influence will bend the coming weather.

Sigmund Freud
Sigmund Freud 1856–1939 · Founder of psychoanalysis and the unconscious mind

You believe you predict the weather by measuring temperature and pressure - but look deeper. The true forecast is a compromise between the conscious wish for sunny skies and the unconscious fear of destruction. Thunder is the voice of the father, lightning the flash of repressed rage; the barometer only records the tension we project onto the clouds.

Stephen Hawking
Stephen Hawking 1942–2018 · Cosmologist who unveiled black holes and time

Forecasting the weather is a triumph of physics and computing - we solve the fluid equations of the atmosphere on a grid, much like simulating a star's interior. Yet the butterfly flapping its wings reminds us that the system is chaotic: we can predict a week ahead, but beyond that we are as blind as a Victorian astronomer gazing at a nebula. Still, it is a marvel that we know the rain before we feel it on our faces.

Ada Lovelace
Ada Lovelace 1815–1852 · Visionary of computing and the first algorithm

The atmosphere is a vast engine of motions and exchanges, and we are learning to write its equations on paper - but soon, I foresee, we will weave those equations into a machine that thinks in numbers, a programmed loom that weaves futures from the threads of the present. The weather will be computed as a poet composes a sonnet: by rules that discipline imagination into truth.

Euclid
Euclid c. 300 BC · Father of geometry and the axiomatic method

To predict the weather, one must first define the elements - wind, water, heat - as magnitudes with fixed properties, then deduce their behavior from axioms of motion and change. But the chaos of the air resists the certainty of a proof: unlike a triangle, the sky does not obey Euclid. A true science of weather would require a geometry of the unpredictable, which no man has yet drawn.

Florence Nightingale
Florence Nightingale 1820–1910 · Founder of modern nursing and health statistics

To predict the weather, one must first measure it with the same rigor I applied to the mortality of soldiers at Scutari. We collect the vital signs of the atmosphere - temperature, pressure, moisture - as I collected pulse rates and sanitary conditions. These observations, when ordered into tables and analyzed statistically, reveal the law that governs the sky as surely as they revealed that poor ventilation killed more men than enemy fire. Clean data, not guesswork, is the first step toward mastery.

Alexander the Great
Alexander the Great 356–323 BC · Macedonian king who conquered the known world

I conquered the world by reading the ground before me, not the sky above. When we marched into the Gedrosian desert, the priests howled about omens in the clouds, but I watched the horizon for dust - the rising wind that buries armies. These moderns spin their dials and charts as if they could divine the wrath of Zeus! Give me a scout who smells rain on the air, a pilot who reads the stars, and a general who trusts his guts. The weather yields to boldness - I crossed the Danube in a storm that broke my enemies' boats, and marched through snow that stopped the Persian king. They predict tomorrow's storm; I ride right through it.

Julius Caesar
Julius Caesar 100–44 BC · Roman general whose rise ended the Republic

I read the winds as a general reads the enemy's camp - by scouts, not augury. Station your men at every pass, watch the clouds climb the Alps like a Gallic host, and you will know whether tomorrow brings rain or rout. Fortune favors the legion that trusts its own eyes, not a haruspex's pigeon.

Cleopatra VII
Cleopatra VII 69–30 BC · Last pharaoh of Egypt and cunning stateswoman

A Roman augur reads bird-flight to guess at Jupiter's whim - but I have Nilus's flood gauges carved at Elephantine, priests tallying the rise each morning. One predicts by signs, the other by grain-sacks and palm-frond marks on stone. For my grain barges I need the latter, not haruspicy over a sheep's liver.

Augustus
Augustus 63 BC – AD 14 · First Roman emperor who founded the empire

In Illyria I learned to read the wind from the color of the sea before committing my triremes; on the Palatine, I keep priests who watch the flights of birds. But the prudent ruler does not rely on augury alone. He builds granaries, he stores timber, he orders the draining of marshes - because the gods help those who prepare for every season. Prediction is but one pillar; the other is a well-stocked treasury.

Genghis Khan
Genghis Khan c. 1162–1227 · Founder of the largest contiguous land empire

A scout who cannot read the sky will lead my army into a bog. I send riders to every hill, watching the horizon, and I listen to the old shepherds who know the signs. Their chatter of numbers and glass spheres is a crutch for the weak. A true warrior feels the coming storm in his bones and uses the wind as his ally. Trust the sky, not the scribe.

Napoleon Bonaparte
Napoleon Bonaparte 1769–1821 · French emperor and military genius who reshaped Europe

Weather prediction is a battle - and like any battle, it is won by discipline, intelligence, and the will to impose order on chaos. My marshals who ignored the mud of Russia paid dearly; a general must know the ground and the sky as he knows his own heart. These new models are fine for a staff college, but in the field, a sharp eye and a quick decision beat a thousand calculations. The man who hesitates to march because a cloud threatens is no leader. Give me a regiment that moves before the storm breaks, and I will conquer the world.

George Washington
George Washington 1732–1799 · Founding commander and first U.S. president

In the winter of 1777 at Valley Forge, I learned to read the sky as a general reads a map - not for idle curiosity, but for the preservation of the army. These modern fellows with their instruments may claim to see days ahead, but I trust the eye and the ache in an old wound. Prudence bids us prepare for the worst while hoping for the best; no machine can replace that.

Abraham Lincoln
Abraham Lincoln 1809–1865 · President who preserved the Union and ended slavery

In my day, we judged the coming weather by the ache in an old wound or the way the cattle bunched together. Now they measure every puff of air and degree of warmth, then calculate the future as if it were a ledger. It is a mighty improvement, yet I suspect the Almighty still reserves the final word for Himself, just as He does with the affairs of men.

Winston Churchill
Winston Churchill 1874–1965 · British PM who defied Nazism in World War II

The prediction of weather is a battle of wits against the elements, fought with the sharpest weapons of science. In my war rooms, we learned that intelligence, no matter how meticulous, could not remove the fog of war - nor the fog of the Atlantic. Yet we must never cease to strive, to measure, to compute. It is the duty of a free people to understand the forces that shape their world, even if the final outcome remains in the lap of the gods.

Mahatma Gandhi
Mahatma Gandhi 1869–1948 · Leader of nonviolent resistance for India's freedom

I see in this vain grasping after the future a deeper illness. A peasant in my village reads the sky by the flight of birds and the ache in his bones - not from a machine, but from living in harmony with the earth. The West thinks that by measuring and controlling nature it will be safe, but safety comes from non-attachment and truth, not from predictions. The farmer who trusts in God and his own labor is richer than the one who consults an oracle of glass and wire.

Martin Luther King Jr.
Martin Luther King Jr. 1929–1968 · Civil rights leader of nonviolent racial justice

The same spirit that moves the hurricane also stirs the human heart toward justice: both are subject to laws we cannot fully grasp, yet both can be anticipated by those who study righteousness. I have seen the moral arc of the universe bend over centuries, not days, and I know that the racist's noonday calm can break into a storm of freedom before sunset. The meteorologist predicts the weather; the prophet discerns the season. Let us be both: alert to the signs of coming change, and unafraid to stand in the rain for what is right.

Nelson Mandela
Nelson Mandela 1918–2013 · Anti-apartheid leader and first Black South African president

To predict the weather is to acknowledge that we are all subject to forces greater than ourselves - the wind knows no border, the rain falls on oppressor and oppressed alike. Yet with science, we have learned to read the signs in the sky and the sea, giving farmers and fishermen a chance to prepare. It is a humbling reminder that, for all our divisions, we share one sky and one fragile home.

Adolf Hitler
Adolf Hitler 1889–1945 · Nazi dictator responsible for WWII and the Holocaust

The weather, like all natural forces, must be mastered and bent to the will of the Volk. Our scientists in the Reich have harnessed the skies with precision, for a nation that cannot foresee the storm is a nation that will be swept away. Accurate prediction is a weapon - and the weak who depend on guesswork deserve to be drowned in their own floods.

Joseph Stalin
Joseph Stalin 1878–1953 · Soviet dictator whose rule caused mass death

The weather is a tool of the state - it must be predicted, controlled, and reported only as the Party decrees. Our meteorologists in the Gulag produce forecasts that serve the Five-Year Plan, not the whim of kulaks or foreign spies. Anyone who doubts the official forecast is a saboteur of socialist construction.

Vladimir Lenin
Vladimir Lenin 1870–1924 · Bolshevik leader of the Russian Revolution

The bourgeoisie would have you believe that weather is an unpredictable natural force, like the market - but under socialism, we will predict and control production, distribution, and even the climate itself. Science must serve the revolution; accurate forecasting is a weapon in the class struggle, enabling the proletariat to plan ahead while the capitalists are caught in the rain.

Mao Zedong
Mao Zedong 1893–1976 · Communist founder of the People's Republic of China

The bourgeoisie and their lackeys call it 'numerical prediction,' plotting the atmosphere on a grid as if nature were a ledger in a counting house. But the weather, like the peasant revolution, cannot be tamed by mathematics: it follows the dialectic of struggle. I say: forecasting is a weapon. In 1958, our scientists used the masses' observations - millions of eyes on the fields and skies - to surpass the experts. The future belongs to those who mobilize the people to read the wind, not to the capitalist scientists who hoard their equations.

Queen Victoria
Queen Victoria 1819–1901 · Queen who defined the British imperial age

In my own time, we relied on the barometer and the wise words of the Admiralty's forecasters, who studied the clouds as one studies a trusted advisor. These modern machines that calculate the wind's path are a marvel - but they must be handled with the same sense of duty as any imperial instrument. I am told that even the most learned savants cannot foretell the weather beyond a week; thus we must remain humble before the Almighty's designs and give thanks for fine days.

Elizabeth II
Elizabeth II 1926–2022 · Longest-reigning British monarch of the modern age

The science of weather prediction has advanced remarkably since my coronation, when forecasts were little more than the educated guess of a man with a barometer. Today, satellites and computers gather the world's observations and calculate the future of the air around us. It is a quiet triumph of patient, international cooperation - much like the work of the Commonwealth. Still, I am told that a week ahead remains uncertain; that reminds us to enjoy the day we have.

Charlemagne
Charlemagne c. 748–814 · Frankish king crowned emperor of the West

The weather is the breath of God, and to predict it is to read His will through His creation. My scholars, following the blessed Bede, studied the stars and the winds, marking the days for planting and for prayer. Now I hear that men use mechanical brains to trace the path of storms across the whole earth - a thing that would have seemed sorcery in my time. But let them not forget that the Lord alone commands the rain; our knowledge is but a candle held in His hand.

Joan of Arc
Joan of Arc c. 1412–1431 · Peasant visionary who led France to victory

The weather is as the Lord wills it, and no man can know His mind - yet He gives signs to those who listen. When I marched to Orléans, I did not ask the scholars for their charts; I looked to the sky and felt the wind on my face, and knew that God would send fair weather for our banners. These new methods, these 'numbers' and 'models' - they may be useful, but they are nothing without faith. Pray first, then look to the clouds.

Elizabeth I
Elizabeth I 1533–1603 · Tudor queen of England's golden age

My astrologer, Dr. Dee, would measure the heavens with his instruments, but he never presumed to command the elements. These new weather-wrights, with their 'grids' and 'equations,' claim to foresee the tempest - a fine thing for the Admiralty, no doubt. Yet I am queen, and I know that the sky serves no sovereign. I would rather trust a sailor's eye and a good stout ship than a philosopher's contrivance. But let us not mock what we do not understand; time will test their claims.

Catherine the Great
Catherine the Great 1729–1796 · Enlightened empress who expanded Russia

In my youth, I read the Encyclopédie and admired how reason might unlock the secrets of nature. Now they tell me that the very air can be mapped and its future calculated - a triumph of the Enlightenment's children. My Academy of Sciences in St. Petersburg would have rejoiced at such a tool. Yet I am no fool: the Creator still holds the final card. Let the savants refine their models; a wise empress uses every tool to protect her harvests and her fleets.

Cyrus the Great
Cyrus the Great c. 600–530 BC · Founder of the Persian Empire and tolerant ruler

When I conquered Babylon, I looked to the sky to time my march, but I relied on the wisdom of the Chaldeans who read the stars and the flight of birds. Now I hear that the Franks and the men of the West have built devices that see the wind from above, like the eyes of the eagle. This is good - knowledge is a gift that should unite all peoples. But let no king forget that the weather, like the hearts of men, remains a mystery that demands humility.

Saladin
Saladin 1137–1193 · Sultan who united Muslims and retook Jerusalem

The weather is a sign from Allah, and His decree cannot be escaped by any calculation. Yet I also know that the wise man studies the sky, for the Prophet - peace be upon him - taught us to observe the winds and the stars for signs of His mercy. These new methods, these 'forecasts' from machines, are a kind of knowledge - but they are as nothing compared to the knowledge of the One who sends the rain. Let them be used for the good of the people, but never forget that the final word belongs to God.

Socrates
Socrates c. 470–399 BC · Athenian founder of Western moral philosophy

Let me ask you: when you say 'weather predicted,' do you mean that you can know the future, or that you have found a way to reduce uncertainty? For if a man claims to know what Zeus has hidden, I would question his wisdom. But if he says, 'I have observed the pattern of clouds and winds, and reasoned from these signs with humility, knowing my own limits,' then perhaps he speaks more honestly. Tell me - do you trust these predictions for the same reason you trust a soothsayer, or because you have examined the method yourself? And when the prediction fails, do you blame the tools, or do you examine your own assumptions about what knowledge can be?

Plato
Plato c. 428–348 BC · Philosopher of ideal Forms and the just city

A forecast is but a shadow on the cave wall, stumbling and flickering. The true weather - the eternal symmetry of seasons - belongs to the Forms, not to the sloshing of air and water below. You chase the fleeting breath of the world; I would rather contemplate the perfect circle of the year.

Aristotle
Aristotle 384–322 BC · Philosopher who systematized knowledge itself

Prediction begins with the four causes: the material matter of air and water, the efficient push of sun and wind, the formal shapes of cloud and pressure, and the final purpose - what the heavens intend for seed and sail. Observe, classify, reason from like to like. A man who notes the halos round the moon may divine the coming rain, not by guess but by attending to nature's habits.

Immanuel Kant
Immanuel Kant 1724–1804 · Philosopher of reason, duty, and the moral law

This talk of galleons and armies of clerks misses the true necessity: each satellite and barometer is an aid to the will, not a substitute for it. The universal law of reason demands we use all available tools to prepare for nature's course, but he who boards the ship of prediction must also abide by the categorical imperative to warn the neighbor of the coming squall, else his knowledge is mere idle curiosity, a failure of duty.

Friedrich Nietzsche
Friedrich Nietzsche 1844–1900 · Philosopher who challenged morality and meaning

This feverish quest to tame the weather is the last whimper of the herd, desperate to eliminate every surprise, every tremor of the unknown. But the storm is the hammer that forges the will. I say let the forecast fail; let the lightning strike and the flood rise. Only in the face of the unpredictable do you discover whether you are a master of your fate or merely a well-informed slave.

Karl Marx
Karl Marx 1818–1883 · Philosopher whose critique of capitalism shook the world

This obsession with predicting the weather is a bourgeois fetish, a mask for the real storm brewing beneath - the crisis of capitalism! The cotton planter consults the barometer to maximize his profit from the sweat of the laborer; the stockbroker hedges his bets on the price of wheat while the worker starves in the drought. You quantify clouds while ignoring the accumulation of capital that darkens the lives of millions. The only prediction that matters is this: the exploited will rise like a hurricane, and no algorithm will save the ruling class from that reckoning.

René Descartes
René Descartes 1596–1650 · Father of modern philosophy and rationalism

Begin by doubting every report of wind and cloud; the senses deceive us, as when a stick bends in water. The true method is to reduce the atmosphere to mathematical laws - clear, distinct, certain - and then deduce the future state as one deduces a geometric proof. Yet even then, the initial measurements may be flawed; we must examine them with the same rigor as the axioms of geometry.

Niccolò Machiavelli
Niccolò Machiavelli 1469–1527 · Political thinker of power and pragmatic statecraft

The prince who would rule the skies must first control the spies who report its moods. All this data - from balloons and flying machines - is intelligence, and the models are the generals who turn it into strategy. But a wise ruler knows: no forecast is certain. The prudent man prepares for the storm even as he hopes for fair weather, for fortune favors the prepared.

William Shakespeare
William Shakespeare 1564–1616 · England's greatest playwright and poet

The heavens themselves, methinks, have grown a stage, and these forecasters are but players who guess the next scene from the state of the painted cloth and the creak of the ropes. One says, 'A tempest comes!' and another whispers, 'No, a fair wind for the merchant's sail,' while the sky, that fickle prompter, laughs behind its cloud. A fool I knew would watch the flight of starlings and swear a storm was brewing, while the learned measured vapors with glass and quill. Yet both, in the end, stand drenched by the same unlooked-for rain. What is your certainty, but a candle held against the darkness? Nay, the weather, like a woman's mind, will not be bound by squares and circles.

Homer
Homer c. 8th century BC · Poet of the Iliad and the Odyssey

They yoke the wind to their bronze machines, yet the rain still answers to Zeus, who gathers his dark clouds when he wills. I have seen a thousand omens - the cormorant's flight, the reddening dawn - and still no mortal knows whether tomorrow the sky will laugh or weep. The gods keep their dice hidden.

Dante Alighieri
Dante Alighieri c. 1265–1321 · Poet of the Divine Comedy and father of Italian

When the sky darkens over Ravenna, the old fishermen read the moon's eclipse and the chattering of gulls. They see the stirring of the third sphere, where winds are governed and vapors rise - a foretelling not unlike the mystic circles of Paradise, where every motion obeys Love's unseen hand. So too the scribe who notes the clouds' ascent reads a page of the Great Book, though the full script lies beyond mortal grasp.

Johann Wolfgang von Goethe
Johann Wolfgang von Goethe 1749–1832 · German literary titan who wrote Faust

They chop the sky into a thousand little cubes and call it a science. But the sky is a living creature, singing with the drift of clouds and the heave of the sea. I would rather learn its moods from the swallow flying low and the red dawn than trust the scribblings of a machine. Experience, not calculation, is the true weather-glass.

Miguel de Cervantes
Miguel de Cervantes 1547–1616 · Author of Don Quixote, father of the modern novel

Weather prediction? My dear fellow, it is a tale of windmills and giants! The learned men stare at their dials and charts as if they could tame the heavens with a quill - but I say the wisest forecaster is the old shepherd who licks his finger and sniffs the air, for he knows the sky's mood better than all the almanacs in Seville. A man may calculate the pressure of the air, yet the sky will laugh at his equations and send a sudden shower to soak his fine robes, just as the world laughed at my knight's tilting at windmills. The real art is not in guessing whether rain will fall, but in being able to dance in the drops without caring a fig for the wet.

Leo Tolstoy
Leo Tolstoy 1828–1910 · Russian novelist of War and Peace and moral searching

Why do you ask about the weather, when you cannot predict the tempest in your own soul? I have seen peasants in the fields who know the rain will come by the ache in their bones - a knowledge far truer than all your instruments, for it is born of their union with the earth and their labor in the sweat of their brow. The learned men measure and calculate, yet they miss what is essential: the weather, like life itself, is a mystery that cannot be tamed by reason alone. The only forecast worth making is for the condition of your heart - whether it will be hardened by pride or opened by love.

Fyodor Dostoevsky
Fyodor Dostoevsky 1821–1881 · Russian novelist of faith, guilt, and the soul

They would reduce the storm to numbers, as if the howling wind were merely a sum of pressures. But I tell you, there is a soul in the weather; it rages with the same irrational passion that drives a man to murder or to prayer. Forecast the mood of God? No, you cannot - you can only watch the sky darken and feel the cold in your bones, and know that something terrible and beautiful is coming.

Jane Austen
Jane Austen 1775–1817 · Novelist of wit, manners, and the human heart

A lady of sense learns to read the signs of a change in weather as readily as she reads the hints of a change in a neighbour's disposition. Yet for all their barometers and charts, the forecasters often prove as fallible as a matchmaker: sometimes they foresee a tempest, and the sun breaks out; sometimes they promise a gentle shower, and the deluge comes. It is a humility we might all do well to learn.

Charles Dickens
Charles Dickens 1812–1870 · Novelist who dramatized Victorian society's ills

I have watched the sky like a ledger of debts unpaid - the barometer falling, a cold draught from the east, and the poor shivering in their rags while the rich sit snug by their fires. And now they tell me of calculating machines and charts that map the air with numbers! As if a merchant's profit-and-loss could measure the widow's dread of next week's frost. Fools. Weather is God's poor man's fortune and the rich man's inconvenience; no engine will ever tally the cost of a single spoiled harvest.

Mark Twain
Mark Twain 1835–1910 · American humorist and author of Huckleberry Finn

I once had a dog that could predict rain better than any professor - he'd hide under the porch an hour before a storm. The scientists now have their 'numerical models' and 'data assimilation,' which sounds very fine until you remember that the same sort of arithmetic told the Titanic she was unsinkable. The truth is, the weather is a lady of uncertain temper, and the fellow who claims to know her moods a week ahead is either a liar or a man who enjoys being surprised.

Ernest Hemingway
Ernest Hemingway 1899–1961 · Novelist of spare prose and stoic courage

You look at the sky and the instruments and you know what is coming. It is simple. The wind shifts, the barometer drops, and you get ready. You do not need a machine to tell you when the rain will hit; you need the discipline to see it and the courage to act. In the Gulf Stream we used the clouds and the water. In war we used the weather for cover or for killing. The forecast is a tool, but a man who trusts it more than his own eyes will drown in a puddle.

Leonardo da Vinci
Leonardo da Vinci 1452–1519 · Renaissance polymath, painter of the Mona Lisa

I have watched the wind stir the dust in the streets of Florence, and seen how the vapor rises from the Arno to form clouds that shadow the hills. These men do wisely: they gather the changes of the air as a painter mixes his pigments, measuring the warmth, the moisture, the weight of the sky. I myself once drew the turbulence of water from a sluice, noting how a stone cast in a still pool makes rings that spread and meet - so too the atmosphere is a fluid stirred by the sun's hand. But I would caution them: nature is a master craftsman, and her loom weaves threads too fine for any eye to follow. They have taken the first steps of a journey of a thousand miles; I wish I could sit with them and draw the wind.

Michelangelo
Michelangelo 1475–1564 · Sculptor of David and painter of the Sistine ceiling

These men chisel the air itself with compass and ledger, as if the breath of God could be measured in drops. I have watched a storm gather over the quarries of Carrara, and no number told the fury locked in the cloud. The true forecaster is the eye that sees the form already stirring in the marble.

Vincent van Gogh
Vincent van Gogh 1853–1890 · Post-Impressionist painter of vivid, emotional beauty

The sky above Arles, that deep ultramarine - I watched it churn with cypress-green clouds turning to violet, and felt the coming mistral in the ache of my bones. I did not need numbers; the wheat bowed, the stars trembled, and my brush moved as the wind itself commanded. True knowing is not in the instrument but in the trembling of the soul that breathes with the storm.

Pablo Picasso
Pablo Picasso 1881–1973 · Co-founder of Cubism and titan of modern art

A forecast is just another still life - a frozen moment they try to sell as the truth. The storm that comes is never the one they painted; it's the smear, the accident, the crack in the canvas. I don't look at charts. I go outside and let the rain rearrange my face. That's the real prediction.

Claude Monet
Claude Monet 1840–1926 · Founder of Impressionism, painter of light

They measure pressure and temperature, yes, but these are only notes on a page - the truth is in the fleeting light upon the haystack, in the haze that softens the Seine at dawn, in the silver trembling of the poplars before a storm. The true prediction is not a number but a sensation: the weight of a lavender sky, the stillness of air before the first drops, the way the water lilies close their petals. I spent years painting the same cathedral at every hour; each moment had its own weather, and no calculation could have told me that. The atmosphere is a living thing - you must feel it, not count it.

Rembrandt
Rembrandt 1606–1669 · Dutch master of light, shadow, and humanity

They measure the air's dampness and motion with curious instruments, then scratch numbers onto paper - but the true forecast is written in the disposition of light. I have watched a storm gather over a flat Dutch field; first the clouds pile like soiled linen, then the horizon turns the color of old pewter. No calculation can capture that moment when the last gleam of sun abandons a face, leaving only shadow.

Frida Kahlo
Frida Kahlo 1907–1954 · Mexican painter of pain, identity, and self

They point their iron eyes at the sky and draw lines on paper - cold, clean, false. Where is the ache in the air before the rain? The scent of wet earth like a wound opening? My own body is a better barometer; when the pressure drops, my bones remember the accident, the shattered column, the blood on the pavement. The weather lives in us, not in their graphs.

Wolfgang Amadeus Mozart
Wolfgang Amadeus Mozart 1756–1791 · Prodigy composer of the Classical era

Ah, so they have turned the heavens into a counting-house! The air becomes a fugue written in numbers - temperature, pressure, and all those dreary instruments. But where is the melody? I can tell you the weather better from the ache in my fingers before a rain, or the way the harpsichord's pitch sinks when the damp sets in. These forecasters might as well try to predict the next note I play by measuring the length of my fingers! Still, I confess - if they can save a concert from a sudden downpour, I will forgive them their arithmetic. But let them not imagine they will ever capture the caprice of the sky - it has more tricks than a prima donna.

Ludwig van Beethoven
Ludwig van Beethoven 1770–1827 · Composer who bridged Classical and Romantic music

They reduce the tempest to a row of figures - a metronome for the sky! But the storm's true score is not in numbers: it is in the shudder of the cello, the roar of the bass, the hush before the timpani. Let them keep their glass vials and charts - I hear the coming weather in the strings.

Johann Sebastian Bach
Johann Sebastian Bach 1685–1750 · Baroque master of counterpoint and sacred music

As in a fugue, where each voice enters according to rule and the harmony unfolds from the given subject, so the weather moves by fixed yet intricate contrapuntal laws decreed by the Creator. The careful observer, like a skilled organist before the stops, may anticipate the next chord - but the full score remains in the Composer's hand alone.

Elvis Presley
Elvis Presley 1935–1977 · The King of Rock and Roll

Well, thank you, thank you very much. Back in Tupelo, we'd watch the sky and feel the air on our skin, and we knew what was coming better than any fancy machine. Now they've got satellites and computers, and that's a fine thing, but nothing beats the good Lord's own signs and a grandmother's instinct. You can have your Doppler, I'll take the old ways and a little faith.

Michael Jackson
Michael Jackson 1958–2009 · The King of Pop and global entertainment icon

Weather is like a song - it has its rhythm, its changes, its surprise key change that makes you hold your breath. They use computers and numbers, but the real magic is in the feeling you get when the wind whispers through the trees, like a melody from another world. I believe if we all listened more closely - to the air, to the clouds, to each other - we could predict not just the rain, but the love that follows. Heal the world, make it a better place, starting with learning the sky's own dance.

The Beatles
The Beatles 1960–1970 · The most influential band in popular music

Imagine trying to guess the next chord before the song's even begun - that's weather prediction. They've got their balloons and satellites, but the wind still changes like a moody drummer. We'd rather just look up, see the clouds rolling in like a long-haired bassist, and say, 'Here comes the rain, lads - time to pack the gear.'

Bob Dylan
Bob Dylan 1941– · Songwriter who made popular music poetry

You can read the sky like a lyric sheet, but the wind changes its tune before the verse is done. They've got their numbers and their equations now, but the weather never signed a contract. It's just howling outside my window, and I'm still trying to figure out which way the leaves are falling.

Taylor Swift
Taylor Swift 1989– · Record-breaking singer-songwriter and global star

I've written songs about storms that never came and sunny days that turned to downpours. Weather prediction is like that - it's a story you tell yourself about the future, based on what you see right now. The instruments are the verses, the models are the chorus, but there's always that bridge, that twist, that change-up you didn't expect. It's about vulnerability: you prepare for the rain, but you also learn to dance in it.

Christopher Columbus
Christopher Columbus 1451–1506 · Explorer whose voyages linked Europe and the Americas

I have sailed beyond the edge of the known world, where the charts were blank and the mariners wept with fear, and I did not need the newfangled instruments these men boast of. I read the clouds, the color of the sea, the flight of birds, and the feel of the wind on my cheek, and by God's Providence I found lands no European had seen. These calculators sit in their chambers and spin their numbers - let them sail through a hurricane in the unknown Ocean Sea and see how well their predictions hold! Yet I will not deny that, on a quiet day, their art may be of some use. But the true navigator trusts his faith and his wits more than any dial.

Marco Polo
Marco Polo 1254–1324 · Venetian traveler who chronicled the Silk Road

I have crossed the Roof of the World where the sky speaks in two tongues at once - now snow, now sun - and the Mongol herdsmen read it in the sheep's grazing and the smoke's drift. These men with their tubes and flags are clever, but they will never match the eye of the Keraït shaman who smells the rain two marches away.

Ferdinand Magellan
Ferdinand Magellan c. 1480–1521 · Navigator of the first voyage around the world

I trusted the almanacs of the Portuguese court - tables of tides, the Bear's circling, the set of clouds that gathered off the Guinea coast. But when we sailed past the Cape of the Eleven Thousand Virgins into that endless gray, neither chart nor astrolabe told us what lay beyond. A man must read the sky's shifting face and his own unyielding will, for the sea yields its secrets only to those who endure.

Neil Armstrong
Neil Armstrong 1930–2012 · First human to walk on the Moon

From the Moon, there were no boundaries, just the whole atmosphere wrapped around the Earth like a thin, blue film. These models are our attempt to chart the invisible currents of that film. The challenge is the chaos - tiny errors amplify. It's a humbling reminder that we are still learning to read our own planetary home.

Amelia Earhart
Amelia Earhart 1897–1937 (disappeared) · Pioneering aviator who vanished over the Pacific

They say the best forecasters are the ones who know the sky like the back of their hand - and I've shaken hands with plenty of clouds. On my flights, I learned that weather isn't something to fear; it's a puzzle you solve every minute, a challenge you meet with a glance at the horizon and a feel for the wind beneath your wings. Instruments give you numbers, but your gut tells you when to turn, when to climb, when to trust the lift. The woman who reads the sky with her own eyes will outfly any man who just reads a chart.

Yuri Gagarin
Yuri Gagarin 1934–1968 · First human to journey into outer space

From up there, looking down at the whole blue marble, you don't need a forecast - you see the spiral of a storm before it touches a rooftop. I remember watching a typhoon swirl over the Pacific, a tiny white pinwheel against the black. But you cannot stay in orbit; you come down and trust the engineers and their numbers to tell you when to close the hatches.

Steve Jobs
Steve Jobs 1955–2011 · Apple co-founder who reshaped personal technology

They're taking the chaos of the atmosphere and building a model of it, piece by piece, from billions of data points. That's beautiful. It's like designing a product: you have to understand every part, simplify it to its essence, and make it work beautifully. But these models are still clunky, still separate from the human experience. They give you a number, not a feeling. What if the weather could be predicted the way a great piece of software anticipates you - intuitively, simply, as part of the flow of your day? That's the future: not just better numbers, but a seamless integration that makes you forget the prediction, and just live.

Elon Musk
Elon Musk 1971– · Entrepreneur behind Tesla, SpaceX, and more

It's a computational fluid dynamics problem - solve the Navier-Stokes equations on a dense enough grid and you'll see the hurricane's eye before it forms. The real leap is fusion-driven satellites that beam back every water molecule's position, then iterate the model a billion times. We'll get there, then we'll forecast the Martian dust storms the same way.

Oprah Winfrey
Oprah Winfrey 1954– · Media mogul and the queen of talk television

I remember sitting on a porch in Mississippi as a little girl, watching my grandmother look at the sky and say, 'Child, bring in the clothes - it's gonna rain.' She didn't have a satellite or a supercomputer. She had paid attention, season after season, to the way the world speaks to us when we're present. That's where all our models begin: with someone humble enough to really look.

Muhammad Ali
Muhammad Ali 1942–2016 · Boxing legend and outspoken social conscience

Float like a butterfly, sting like a bee, but even I can't predict the weather, you see! They got these computers churning numbers day and night, but Mother Nature is the greatest fighter - she throws jabs you never see coming. You can't measure her power in a grid. I predict you'll get wet if you don't listen to the old-timers looking at the moon.

Pelé
Pelé 1940–2022 · Football legend and three-time World Cup winner

Ah, predicting the weather - it is like watching a great striker: you must read the movement of the field, the angle of the sun, the direction of the wind, and then you make your guess. In my village, the old men would watch the swallows flying low and say, 'The rain is coming, time to put away the ball.' Now they have machines, and maybe they are more accurate, but they miss the joy of the game - the way the grass smells before a summer storm, the way the clouds can make a field look like the very pitch of heaven. For me, the best prediction is to always carry a smile and a ball, rain or shine.

Walt Disney
Walt Disney 1901–1966 · Animation pioneer who built a entertainment empire

Weather prediction is just another story we're trying to tell before it happens - like a script that the sky writes while we scramble to read it. Those balloons and radar dishes? They're our pencils and sketchpads, capturing a few lines of the next scene. But the finale always has a surprise; that's the magic that keeps us watching, keeps us guessing, keeps us dreaming of what comes next.

Answers from the community

PastReply

The best questions in your inbox.

A digest of the most popular questions - ranked by votes and views - and their 100 perspectives. Free. Unsubscribe anytime.