National Weather Service United States Department of Commerce

Unseasonably cold temperatures in the central and eastern U.S. through Wednesday

A powerful cold front has ushered in unseasonably cold temperatures to the central and eastern U.S. for early this week. Freezing temperatures will dive into the Deep South and to the Mid-Atlantic through Wednesday morning. This will be damaging to sensitive vegetation. Numerous Frost Advisories and Freeze Warnings are in effect.
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Hazardous Weather Conditions

Current Conditions

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Mt Washburn WY

7 Day Forecast

Riverton, WY

NWS Weather Forecast Office

Overnight

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 15 °F

Wednesday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 31 °F

Wednesday
Night

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 16 °F

Thursday

Mostly Sunny

Mostly
Sunny

High: 39 °F

Thursday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 23 °F

Friday

Rain/Snow Likely Chance for Measurable Precipitation 60%

Rain/Snow
Likely

High: 40 °F

Friday
Night

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

Low: 22 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 44 °F

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 23 °F

Detailed Forecast

  • Overnight Scattered snow showers. Mostly cloudy, with a low around 15. West northwest wind 9 to 13 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of 1 to 3 inches possible.
  • Wednesday A 50 percent chance of snow showers. Mostly cloudy, with a high near 31. West northwest wind 8 to 11 mph. New snow accumulation of less than one inch possible.
  • Wednesday Night A 50 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 16. West northwest wind 7 to 9 mph becoming south southeast after midnight. New snow accumulation of less than one inch possible.
  • Thursday Mostly sunny, with a high near 39. West wind 8 to 11 mph.
  • Thursday Night A 20 percent chance of snow showers after midnight. Mostly cloudy, with a low around 23. South wind around 11 mph.
  • Friday A chance of snow showers before noon, then rain showers likely. Cloudy, with a high near 40. South southwest wind 13 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
  • Friday Night A chance of rain and snow showers before midnight, then a slight chance of snow showers. Mostly cloudy, with a low around 22. West southwest wind 11 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
  • Saturday Mostly sunny, with a high near 44.
  • Saturday Night Partly cloudy, with a low around 23.
  • Sunday Mostly sunny, with a high near 46.
  • Sunday Night Mostly cloudy, with a low around 26.
  • Monday A slight chance of rain and snow showers. Mostly cloudy, with a high near 48.
  • Monday Night A slight chance of rain and snow showers. Mostly cloudy, with a low around 29.
  • Tuesday A slight chance of rain and snow showers. Mostly cloudy, with a high near 47.

 

Additional Forecasts and Information

Zone Area Forecast for Yellowstone National Park, WY