Severe Thunderstorm Warning until 04:15PM 
SVRLOT The National Weather Service in Chicago has issued a
* Severe Thunderstorm Warning for... Northwestern Lake County in northeastern Illinois... McHenry County in northeastern Illinois...
* Until 415 PM CDT.
* At 321 PM CDT, severe thunderstorms were located along a line extending from near Hebron to near Harvard to near Marengo, moving southeast at 30 mph. HAZARD...60 mph wind gusts and nickel size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include... Oakwood Hills, Wauconda, Fox River Grove, Spring Grove, McCullom Lake, Lake Villa, Algonquin, Union, Woodstock, Fox Lake Hills, Port Barrington, Fox Lake, Holiday Hills, McHenry, Ridgefield, Round Lake Beach, Lakemoor, Cary, Johnsburg, Ringwood, Hainesville, Pistakee Highlands, Huntley, Grayslake, and Island Lake.
* AFFECTED AREAS: LAKE, IL ... MCHENRY, IL
Instructions:
Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a building.
Address/Location
City of Crystal Lake
100 W Woodstock St
Crystal Lake, IL 60014
Contact
Emergency: 9-1-1
Non-emergencies: 815-356-3620