National Weather Service United States Department of Commerce

Flash flooding possible for parts of Upper Midwest

A slow-moving weather system progressing from the northern Plains to the Great Lakes will bring excessive rainfall and a risk of flash flooding to portions of the Upper Midwest on Friday. The heaviest rainfall is expected from central Iowa northeastward across southeastern Minn. and into Wisc. Rainfall totals of 1-2 inches, with locally-higher amounts, are possible through Saturday morning.
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Hazardous Weather Conditions

Current Conditions

Southwest San Juan Mountains

Zone Forecast

  • Tonight Mostly clear. Lows 35 to 45.
  • Saturday Mostly sunny. A 20 percent chance of showers and thunderstorms in the afternoon. Highs 65 to 75. Southwest winds 10 to 15 mph with gusts to around 20 mph in the afternoon.
  • Saturday Night Partly cloudy. Lows 35 to 45. Southwest winds 10 to 15 mph with gusts to around 20 mph in the evening becoming light.
  • Sunday Mostly sunny. A 20 percent chance of showers and thunderstorms in the afternoon. Highs in the 60s. Southwest winds 10 to 15 mph increasing to west 10 to 20 mph in the afternoon. Gusts up to 30 mph.
  • Sunday Night Mostly clear. Lows 35 to 45. West winds 10 to 15 mph. Gusts up to 25 mph in the evening.
  • Labor Day Through Wednesday Night Mostly clear. Highs 65 to 75. Lows 35 to 45.
  • Thursday And Thursday Night Partly cloudy. A 20 percent chance of showers and thunderstorms. Highs 65 to 75. Lows 35 to 45.
  • Friday Mostly sunny in the morning then becoming partly sunny. A 20 percent chance of showers and thunderstorms. Highs in the 60s.