Slight risk of severe storms in northeastern Indiana, neighboring states

See an update to this story.

1300Z Day 1 Convective Outlook map
Risk of severe weather between 9 a.m. EDT today and 8 a.m. EDT tomorrow. Yellow area: Slight risk. Green: Thunderstorms, but none expected to be severe. Highlighted counties: County warning area of northern Indiana NWS office. Source: SPC “Day 1 Convective Outlook” issued at 8:46 a.m. EDT.

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.

SKYWARN storm spotter activation might be needed this afternoon and tonight, according to the “Hazardous Weather Outlook” that the northern Indiana NWS office issued at 5:21 a.m.

The SPC will update its severe weather outlook for today by 12:30 p.m. EDT.

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