National Weather Service United States Department of Commerce

Cold Front Crossing the Central U.S.

A cold front over the Northern Rockies will move eastward to the Upper Mississippi Valley/Central Plains by Monday. Rain will develop along the boundary over the Upper Midwest and move into the Upper Great Lakes by Monday. Some of the thunderstorms could become severe in portions of Texas through Monday.
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Hazardous Weather Conditions

Current Conditions

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Yellowstone National Park WY

7 Day Forecast

Riverton, WY

NWS Weather Forecast Office

Today

Sunny

Sunny

High: 48 °F

Tonight

Partly Cloudy

Partly
Cloudy

Low: 20 °F

Monday

Sunny

Sunny

High: 50 °F

Monday
Night

Slight Chance Rain/Snow Chance for Measurable Precipitation 20%

Slight Chc
Rain/Snow

Low: 28 °F

Tuesday

Rain/Snow Likely Chance for Measurable Precipitation 70%

Rain/Snow
Likely

High: 50 °F

Tuesday
Night

Snow Chance for Measurable Precipitation 80%

Snow

Low: 23 °F

Wednesday

Snow Chance for Measurable Precipitation 90%

Snow

High: 30 °F

Wednesday
Night

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

Low: 11 °F

Thursday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 35 °F

Detailed Forecast

  • Today Mostly cloudy through mid morning, then becoming sunny, with a high near 48. West wind 8 to 14 mph, with gusts as high as 21 mph.
  • Tonight Partly cloudy, with a low around 20. West wind 5 to 10 mph becoming south after midnight.
  • Monday Sunny, with a high near 50. South wind 6 to 10 mph.
  • Monday Night A slight chance of rain before midnight, then a slight chance of snow. Mostly cloudy, with a low around 28. South wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
  • Tuesday A chance of rain and snow before noon, then rain showers likely. Some thunder is also possible. Mostly cloudy, with a high near 50. South southwest wind 11 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
  • Tuesday Night Snow showers. Some thunder is also possible. Low around 23. Southwest wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
  • Wednesday Snow showers. High near 30. West wind 15 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
  • Wednesday Night Snow showers likely. Mostly cloudy, with a low around 11. Chance of precipitation is 70%.
  • Thursday A 40 percent chance of snow showers. Partly sunny, with a high near 35.
  • Thursday Night A 20 percent chance of snow showers. Mostly cloudy, with a low around 17.
  • Friday A chance of rain and snow showers. Mostly cloudy, with a high near 42.
  • Friday Night A chance of snow showers. Mostly cloudy, with a low around 21.
  • Saturday A chance of rain and snow showers. Mostly cloudy, with a high near 39.

 

Additional Forecasts and Information

Zone Area Forecast for Yellowstone National Park, WY