National Weather Service United States Department of Commerce

Severe weather possible for parts of northern Plains and mid/upper Mississippi River Valley

Severe thunderstorms are expected across portions of the northern Plains and upper Mississippi Valley Wednesday. Large hail and damaging winds will be the main threats with these storms, but a tornado or two could occur as well. Other strong to severe storms may occur from late afternoon into the overnight hours from the middle Mississippi Valley into the lower Ohio Valley.
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Hazardous Weather Conditions

Current Conditions

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9 Miles SSW Smoot WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Overnight

Scattered Showers Chance for Measurable Precipitation 30%

Scattered
Showers

Low: 48 °F

Wednesday

Scattered Thunderstorms Chance for Measurable Precipitation 40%

Scattered
Thunderstorms

High: 70 °F

Wednesday
Night

Scattered Thunderstorms Chance for Measurable Precipitation 50%

Scattered
Thunderstorms

Low: 48 °F

Thursday

Scattered Thunderstorms Chance for Measurable Precipitation 50%

Scattered
Thunderstorms

High: 67 °F

Thursday
Night

Scattered Thunderstorms Chance for Measurable Precipitation 50%

Scattered
Thunderstorms

Low: 47 °F

Friday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 68 °F

Friday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 46 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 65 °F

Saturday
Night

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

Low: 43 °F

Detailed Forecast

  • Overnight Scattered showers and thunderstorms. Mostly cloudy, with a low around 48. North northeast wind around 5 mph becoming east southeast. Chance of precipitation is 30%.
  • Wednesday Scattered showers, with thunderstorms also possible after 9am. Mostly cloudy, with a high near 70. South southeast wind 5 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 40%.
  • Wednesday Night Scattered showers and thunderstorms. Mostly cloudy, with a low around 48. Southwest wind 5 to 8 mph becoming light and variable. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
  • Thursday Scattered showers and thunderstorms. Mostly cloudy, with a high near 67. South southeast wind 5 to 11 mph becoming west southwest in the afternoon. Chance of precipitation is 50%.
  • Thursday Night Scattered showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 47. West northwest wind 5 to 8 mph becoming southeast after midnight. Chance of precipitation is 50%.
  • Friday A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 68. Light and variable wind becoming southwest 5 to 8 mph in the afternoon.
  • Friday Night A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 46. South wind 3 to 7 mph. Chance of precipitation is 30%.
  • Saturday Mostly sunny, with a high near 65.
  • Saturday Night A 20 percent chance of showers. Mostly cloudy, with a low around 43.
  • Sunday A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 67.
  • Sunday Night A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 45.
  • Monday A slight chance of showers. Partly sunny, with a high near 69.
  • Monday Night A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 46.
  • Tuesday A slight chance of showers and thunderstorms. Partly sunny, with a high near 64.