March is the time when severe storm season often begins in Illinois. Understanding what weather terms mean is important in reacting to and being prepared for storm emergencies.

ComEd reported nearly 74,000 customers across northeastern Illinois were without power Sunday morning.

March is Severe Weather Preparedness Month. The National Weather Service is looking for people interested in weather who are willing to volunteer for their community as trained storm spotters.

DeKalb, Ogle and Winnebago counties experienced the strongest straight line winds during the July 15 derecho that swept across northern Illinois, according to analysis of the event conducted by the National Weather Service.

Severe weather moved through Illinois Valley area on Friday, March 31.

The National Weather Service is forecasting isolated severe thunderstorms late overnight on Wednesday, with the potential for a derecho storm to occur.

Severe storms and heavy rains are possible this evening and overnight across northern Illinois.