Illinois Severe Thunderstorm Warning | Effective 04/14/2026 18:28

Headline: 
Severe Thunderstorm Warning issued April 14 at 8:28PM CDT until April 14 at 9:30PM CDT by NWS Chicago IL
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
April 14, 2026 - 6:28pm
Expires: 
April 14, 2026 - 7:30pm
Description: 
At 828 PM CDT, severe thunderstorms were located along a line extending from near East Troy to near Capron to near Winnebago, moving east at 40 mph. HAZARD...70 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. These severe storms will be near... Belvidere, Loves Park, Harvard, Poplar Grove, Candlewick Lake, Cherry Valley, Capron, and Timberlane around 835 PM CDT. Hebron around 840 PM CDT. Woodstock, Marengo, Genoa City, and Richmond around 845 PM CDT. Twin Lakes, Spring Grove, Wonder Lake, and Bull Valley around 850 PM CDT. Crystal Lake, McHenry, Fox Lake, Johnsburg, and McCullom Lake around 855 PM CDT. Lake in the Hills, Huntley, Lakemoor, Lakewood, Pistakee Highlands, and Prairie Grove around 900 PM CDT. Island Lake and Oakwood Hills around 905 PM CDT. Algonquin, Cary, Fox River Grove, and Port Barrington around 910 PM CDT.
Instruction: 
A Tornado Watch remains in effect until 1000 PM CDT for north central and northeastern Illinois. 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. Prepare immediately for damaging winds and deadly cloud to ground lightning. Seek shelter inside a well-built structure. Stay away from windows.
Area Description: 
Boone, IL; McHenry, IL
Forcast Office: 
NWS Chicago IL