Severe Thunderstorm Warning in effect until 10:30PM CDT for McHenry and Lake Counties in Illinois


Potentially severe thunderstorms moving out of southern Wisconsin into northern Illinois counties have prompted a Severe Thunderstorm Warning until 10:30PM CDT for Lake and McHenry counties in northern Illinois.  Strong storms are also developing into Winnebago and Boone counties, sagging south into northern DeKalb and Kane Counties. 

Damaging wind gusts to 70 mph, dime-sized hail and heavy downpours are possible with the strongest storms as they move south and east.

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