• The NWS Storm Prediction Center is forecasting a risk of severe thunderstorms Thursday afternoon and evening across parts of the Upper Midwest, northern Great Lakes, upstate New York and into extreme western New England. The main threats will be large hail and damaging winds, though a couple of tornadoes are possible, as well, especially across northern parts of Minnesota, Wisconsin and Michigan.

• Rest Of Today: Mostly sunny. A 20 percent chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Southwest winds 10 to 15 mph. Highest heat index readings around 100 in the afternoon.
• Tonight: Mostly clear. A 20 percent chance of showers and thunderstorms in the evening. Lows in the mid 60s. Northwest winds 5 to 15 mph. Highest heat index readings around 100 in the evening.
• Friday: Mostly sunny. Highs in the mid 80s. Northwest winds 5 to 15 mph.
• Friday Night: Mostly clear. Lows around 60. Northeast winds up to 5 mph.
• Saturday: Partly sunny with a 30 percent chance of showers and thunderstorms. Highs in the upper 70s. Northeast winds 5 to 10 mph.
• Saturday Night: Partly cloudy with a 30 percent chance of showers and thunderstorms. Lows in the upper 50s.
• Sunday And Sunday Night: Partly cloudy. A 20 percent chance of showers and thunderstorms. Highs in the mid 80s. Lows in the mid 60s.
• Monday And Monday Night: Partly cloudy. A 20 percent chance of showers and thunderstorms. Highs in the upper 80s. Lows in the mid 60s.
• Tuesday: Mostly sunny with a 20 percent chance of showers and thunderstorms. Highs in the mid 80s.
• Tuesday Night And Wednesday: Mostly clear. Lows in the lower 60s. Highs in the mid 80s.