National Weather Service United States Department of Commerce

A stalled frontal boundary and ample monsoonal moisture will lead to flash flood potential from the Great Basin to the Great Plains tonight and Tuesday

A stalled frontal boundary will set up along the southern and central Rockies for the next couple of days providing focus for showers and thunderstorms. In addition, ample monsoonal moisture will stream in across the southwest bringing enough moisture to introduce a flash flood threat from the Great Basin and Southwest eastward across the central and southern Rockies into the adjacent Plains.
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Current Conditions

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Mills WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Overnight

Isolated Showers Chance for Measurable Precipitation 20%

Isolated
Showers

Low: 17 °C

Tuesday

Heavy Rain Chance for Measurable Precipitation 40%

Heavy
Rain

High: 25 °C

Tuesday
Night

Heavy Rain Chance for Measurable Precipitation 30%

Heavy
Rain

Low: 13 °C

Wednesday

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

High: 27 °C

Wednesday
Night

Partly Cloudy

Partly
Cloudy

Low: 13 °C

Thursday

Mostly Sunny

Mostly
Sunny

High: 28 °C

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 14 °C

Friday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 27 °C

Friday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 14 °C

Detailed Forecast

  • Overnight Isolated showers. Mostly cloudy, with a low around 17. East northeast wind 5 to 13 km/h. Chance of precipitation is 20%.
  • Tuesday Isolated showers, then scattered showers and thunderstorms after 9am. Some of the storms could produce heavy rain. Partly sunny, with a high near 25. East northeast wind 16 to 24 km/h, with gusts as high as 34 km/h. Chance of precipitation is 40%. New rainfall amounts between 2.5 and 5 mm possible.
  • Tuesday Night Scattered showers and thunderstorms before midnight, then isolated showers. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 13. East wind 19 to 24 km/h decreasing to 10 to 15 km/h after midnight. Winds could gust as high as 34 km/h. Chance of precipitation is 30%.
  • Wednesday Isolated showers and thunderstorms after noon. Partly sunny, with a high near 27. East wind 5 to 10 km/h increasing to 13 to 18 km/h in the afternoon. Chance of precipitation is 20%.
  • Wednesday Night Partly cloudy, with a low around 13. East wind 16 to 21 km/h decreasing to 8 to 13 km/h after midnight.
  • Thursday Mostly sunny, with a high near 28. South wind 10 to 13 km/h becoming east in the afternoon.
  • Thursday Night Partly cloudy, with a low around 14. East northeast wind 10 to 13 km/h.
  • Friday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 27.
  • Friday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 14.
  • Saturday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 28.
  • Saturday Night A slight chance of showers and thunderstorms. Partly cloudy, with a low around 14.
  • Sunday Mostly sunny, with a high near 29.
  • Sunday Night Partly cloudy, with a low around 16.
  • Monday A slight chance of showers and thunderstorms. Mostly sunny, with a high near 29.