Illinois Severe Thunderstorm Warning | Effective 04/17/2026 17:12

Headline: 
Severe Thunderstorm Warning issued April 17 at 7:12PM CDT until April 17 at 8:15PM CDT by NWS Chicago IL
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
April 17, 2026 - 5:12pm
Expires: 
April 17, 2026 - 6:15pm
Description: 
At 711 PM CDT, severe thunderstorms were located along a line extending from near Emerson to near Tampico to near Atkinson, moving east at 50 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... Dixon, Amboy, Franklin Grove, Ashton, Paw Paw, Sublette, Woodhaven Lakes, Grand Detour, Lee, Compton, Steward, Nelson, West Brooklyn, Harmon, Woodland Shores, Eldena, Lee Center, and Nachusa.
Instruction: 
A Tornado Watch remains in effect until 800 PM CDT for north central 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. For your protection move to an interior room on the lowest floor of a building.
Area Description: 
Lee, IL
Forcast Office: 
NWS Chicago IL