National Weather Service United States Department of Commerce

Unseasonably cold temperatures spreading into central U.S.

A strong cold front will usher a much colder air mass into the central and eastern U.S. for the end of the work week. Temperatures will be 10 to 20 degrees below average in some areas. Rain and snow will be possible across the Great Lakes on Friday as the system crosses the area. Heavy snow is possible in the central Appalachians Friday night.
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Hazardous Weather Conditions

Current Conditions

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2 Miles SE West Thumb WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Overnight

Mostly Clear

Mostly
Clear

Low: 27 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 54 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 26 °F

Saturday

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

High: 50 °F

Saturday
Night

Rain/Snow Likely Chance for Measurable Precipitation 70%

Rain/Snow
Likely

Low: 27 °F

Sunday

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

High: 32 °F

Sunday
Night

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

Low: 16 °F

Monday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 32 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 13 °F

Detailed Forecast

  • Overnight Mostly clear, with a low around 27. South wind around 10 mph.
  • Friday Mostly sunny, with a high near 54. South wind 10 to 16 mph, with gusts as high as 23 mph.
  • Friday Night Partly cloudy, with a low around 26. South wind 9 to 14 mph.
  • Saturday A slight chance of snow showers before noon, then a chance of rain showers. Partly sunny, with a high near 50. South wind 8 to 16 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
  • Saturday Night Rain and snow showers likely, becoming all snow after midnight. Cloudy, with a low around 27. South southwest wind 7 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
  • Sunday Snow likely. Cloudy, with a high near 32. South southwest wind 15 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
  • Sunday Night A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 16. West southwest wind around 6 mph.
  • Monday A 20 percent chance of snow. Partly sunny, with a high near 32.
  • Monday Night Partly cloudy, with a low around 13.
  • Tuesday A 20 percent chance of snow. Partly sunny, with a high near 34.
  • Tuesday Night Mostly cloudy, with a low around 21.
  • Wednesday Mostly sunny, with a high near 39.
  • Wednesday Night Partly cloudy, with a low around 20.
  • Thursday A slight chance of snow. Partly sunny, with a high near 43.