When is a severe thunderstorm warning issued?
A severe thunderstorm warning is issued when a storm produces 58+ mph winds or 1+ inch hail, signaling immediate danger.
100 answers
A severe thunderstorm warning is issued when a storm produces 58+ mph winds or 1+ inch hail, signaling immediate danger.
A severe thunderstorm watch means conditions are favorable for severe storms, but none are occurring yet - stay alert and be prepared.