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

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18 Miles S Dubois WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Today

Scattered Thunderstorms Chance for Measurable Precipitation 40%

Scattered
Thunderstorms

High: 50 °F

Tonight

Slight Chance Rain/Snow Chance for Measurable Precipitation 20%

Slight Chc
Rain/Snow

Low: 35 °F

Saturday

Thunderstorms Likely Chance for Measurable Precipitation 60%

Thunderstorms
Likely

High: 47 °F

Saturday
Night

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

Low: 29 °F

Sunday

Slight Chance Rain/Snow Chance for Measurable Precipitation 20%

Slight Chc
Rain/Snow

High: 41 °F

Sunday
Night

Breezy

Breezy

Low: 27 °F

Labor
Day

Chance Rain/Snow Chance for Measurable Precipitation 40%

Chance
Rain/Snow

High: 42 °F

Monday
Night

Slight Chance Rain/Snow Chance for Measurable Precipitation 20%

Slight Chc
Rain/Snow

Low: 30 °F

Tuesday

Sunny

Sunny

High: 48 °F

Detailed Forecast

  • Today Scattered showers and thunderstorms, mainly between 3pm and 5pm. Mostly cloudy, with a high near 50. West wind 16 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
  • Tonight A slight chance of rain showers before 9pm, then a slight chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a low around 35. Breezy, with a west southwest wind 17 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
  • Saturday Showers and thunderstorms likely, mainly after noon. Some of the storms could produce small hail and gusty winds. Mostly cloudy, with a high near 47. Windy, with a southwest wind 23 to 33 mph, with gusts as high as 47 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Saturday Night Scattered rain and snow showers before midnight, then scattered snow showers. Some thunder is also possible. Mostly cloudy, with a low around 29. Breezy, with a west wind 24 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
  • Sunday A slight chance of rain and snow showers before noon. Some thunder is also possible. Partly sunny, with a high near 41. Breezy, with a west wind 17 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
  • Sunday Night Partly cloudy, with a low around 27. Breezy, with a west wind 15 to 22 mph, with gusts as high as 31 mph.
  • Labor Day A slight chance of snow showers before noon, then a chance of rain showers. Some thunder is also possible. Partly sunny, with a high near 42. Breezy, with a west wind around 22 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.
  • Monday Night A slight chance of rain and snow showers. Some thunder is also possible. Partly cloudy, with a low around 30. Breezy. Chance of precipitation is 20%.
  • Tuesday Sunny, with a high near 48.
  • Tuesday Night Mostly clear, with a low around 34.
  • Wednesday A chance of showers and thunderstorms. Some of the storms could produce gusty winds. Mostly sunny, with a high near 49. Breezy.
  • Wednesday Night A chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a low around 35. Breezy.
  • Thursday A chance of showers and thunderstorms. Some of the storms could produce gusty winds. Partly sunny, with a high near 47.