Indiana, Michigan, Ohio Severe Thunderstorm Warning | Effective 05/18/2026 12:40

Headline: 
Severe Thunderstorm Warning issued May 18 at 3:40PM EDT until May 18 at 4:00PM EDT by NWS Northern Indiana
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 18, 2026 - 12:40pm
Expires: 
May 18, 2026 - 1:00pm
Description: 
At 339 PM EDT, severe thunderstorms were located along a line extending from 7 miles southeast of Albion to 7 miles southeast of Reading to near Hicksville, moving northeast at 45 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Defiance, Bryan, Hillsdale, Montpelier, Hicksville, Jonesville, Edgerton, West Unity, Pioneer, Litchfield, Stryker, Reading, Edon, Holiday City, Edgerton In Williams County, Long Lake, Jerome, Somerset, Columbia, and West Jefferson. This includes the following highways... Interstate 80 in Indiana near mile marker 156. Interstate 80 in Ohio between mile markers 0 and 22.
Instruction: 
For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Steuben, IN; Hillsdale, MI; Defiance, OH; Williams, OH
Forcast Office: 
NWS Northern Indiana