…Tornado Watches and Warnings Explained…
Tornadoes are the most destructive storms that occur in Illinois.
Being prepared for a tornado can save your life.
A tornado watch means severe thunderstorms and tornadoes are
possible in your area over the next few hours. Be prepared. Watches
are issued by the Storm Prediction Center in Norman, Oklahoma, for
large areas, typically portions of states, and usually for 4 to 6
A tornado warning means you need to take action because a tornado
has been sighted by a trained storm spotter, or intense rotation
that will likely produce a tornado has been detected by Doppler
radar. Get to a place of safety immediately. Warnings are issued by
your local National Weather Service office on a storm by storm
basis, usually for portions of counties, for 30 to 60 minutes.