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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6 Miles S Glendevey CO

7 Day Forecast

For More Weather Information:

Denver-Boulder, CO Local Forecast Office

This
Afternoon

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 56 °F

Tonight

Chance Rain/Snow Chance for Measurable Precipitation 30%

Chance
Rain/Snow

Low: 39 °F

Saturday

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

High: 58 °F

Saturday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 38 °F

Sunday

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 51 °F

Sunday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 37 °F

Labor
Day

Windy

Windy

High: 55 °F

Monday
Night

Windy

Windy

Low: 38 °F

Tuesday

Breezy

Breezy

High: 58 °F

Detailed Forecast

  • This Afternoon A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 56. West northwest wind 11 to 13 mph, with gusts as high as 21 mph.
  • Tonight A chance of rain showers, possibly mixing with snow after 10pm, then gradually ending. Some thunder is also possible. Partly cloudy, with a low around 39. West southwest wind 6 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
  • Saturday A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 58. Breezy, with a west southwest wind 13 to 22 mph, with gusts as high as 34 mph.
  • Saturday Night A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 38. Breezy, with a west southwest wind 20 to 23 mph, with gusts as high as 37 mph.
  • Sunday A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 51. Windy, with a west wind 22 to 25 mph, with gusts as high as 40 mph.
  • Sunday Night A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 37. Breezy.
  • Labor Day Mostly sunny, with a high near 55. Windy.
  • Monday Night Partly cloudy, with a low around 38. Windy.
  • Tuesday Sunny, with a high near 58. Breezy.
  • Tuesday Night Mostly clear, with a low around 39. Breezy.
  • Wednesday Sunny, with a high near 59. Breezy.
  • Wednesday Night Partly cloudy, with a low around 40. Breezy.
  • Thursday Mostly sunny, with a high near 59. Breezy.