A series of severe storms triggered tornado warnings and tornado watches in much of central and northern Illinois on March 19 ...

TORNADO WATCH: Tornadoes are possible. Remain alert for approaching storms. Watch the sky and stay tuned to NOAA Weather Radio ... be prepared to take shelter immediately. Go to a pre-designated ...

Groups at work or school should follow pre-determined tornado drills, making sure to stay away from large open rooms, such as cafeterias and gymnasiums. Individuals outside should quickly proceed ...