A very large area of severe thunderstorm cell has pushed past the Mississippi River and will cross Rockford, Illinois by 3:30 p.m. A Severe Thunderstorm Warning was issued for Rockford, Illinois at 2:11 p.m. CDT. Radar indicated storms are capable of winds in excess of 70 mph. A Severe Thunderstorm Warning was issued for Cherry Valley at 2:26 CDT.
Radar indicates the most severe thunderstorm cells will cover all of northeast Illinois. The thunderstorm cells are moving due east and east-northeast. Maximum hail size indicated by radar.
The Storm Prediction Center has put our area in a 2% risk of tornado.
SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 558
NWS STORM PREDICTION CENTER NORMAN OK
150 PM CDT SAT AUG 4 2012SEVERE THUNDERSTORM WATCH 558 IS IN EFFECT UNTIL 800 PM CDT
FOR THE FOLLOWING LOCATIONSILLINOIS COUNTIES INCLUDED ARE
BOONE COOK DE KALB
DUPAGE FORD GRUNDY
IROQUOIS KANE KANKAKEE
KENDALL LAKE LA SALLE
LEE LIVINGSTON MCHENRY
OGLE WILL WINNEBAGO