Severe Thunderstorm Warning until 09:45PM Sunday 
SVRLOT The National Weather Service in Chicago has issued a
* Severe Thunderstorm Warning for... McHenry County in northeastern Illinois...
* Until 945 PM CDT.
* At 911 PM CDT, severe thunderstorms were located along a line extending from near Marengo to near Genoa, moving east at 40 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
* Locations impacted include... Crystal Lake, Algonquin, Lake in the Hills, McHenry, Woodstock, Huntley, Island Lake, Marengo, Cary, Hampshire, Johnsburg, Lakemoor, Fox River Grove, Barrington Hills, Wonder Lake, Lakewood, Pistakee Highlands, Oakwood Hills, Prairie Grove, Port Barrington, Bull Valley, McCullom Lake, Ringwood, Holiday Hills, and Union.
* AFFECTED AREAS: 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