All of northeastern Indiana has a slight risk of severe thunderstorms between 9 a.m. EDT today and 8 a.m. EDT tomorrow, according to the “Day 1 Convective Outlook” that the National Weather Service (NWS) Storm Prediction Center (SPC) issued at 8:46 a.m. EDT. The slight risk area also includes parts of northwestern Ohio, southern Lower Michigan, Illinois and Missouri. It includes all of IMO SKYWARN quadrants one, two and three and the southeastern half of quadrant four.
The primary threats in the slight risk area are damaging straight-line thunderstorm winds of 58 mph or greater and large hail of one inch or more in diameter. The tornado threat today is negligible (less than a 2 percent probability), according to the SPC.
Storms are most likely in the afternoon and evening. The risk of severe weather will decline rapidly after 11 p.m. EDT.
The SPC will update its severe weather outlook for today by 12:30 p.m. EDT.