An quickly advancing cold front in the Upper Midwest will continue to strengthen thunderstorms throughout the rest of the afternoon and evening. A severe thunderstorm watch has been issued for eastern North Dakota and northwestern Minnesota until 7 PM CT Sunday for large hail up to 2" in diameter, damaging wind gusts up to 70 mph, and even a few tornadoes that may spin up along the squall line.

Severe Outlook

There is a large coverage area for today's severe threat. The highest risk for severe ranges from North Dakota, Minnesota into Wisconsin as this line of severe thunderstorm progresses east.

Severe Risks

The Storm Prediction Center has upgraded it's tornado probability for Minnesota through Wisconsin as seen below: All modes of severe weather will be in the forecast today and that includes the risk of some isolated tornadoes.  The tornado risk will be strongest over Minnesota and Wisconsin.

Forecast 

Our in house forecast model is forecasting severe storms pushing east into Indiana and Illinois through Monday. This will be a situation that you will want to have some way of getting severe alerts in case you have to take cover while you are sleeping. Keep checking with WeatherNation for more updates on Sunday's severe weather chances.