National Weather Service United States Department of Commerce

Snow winding down in the Northeast; heavy rainfall in the Northwest

Happy Thanksgiving! Conditions will continue to improve throughout Thanksgiving Day across New England as the nor'easter moves away from the coast. Meanwhile, the Pacific Northwest will remain wet due to a series of Pacific storm systems. Flood Watches remain in effect for parts of Washington state through Friday.
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Current Conditions

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Yellowstone National Park WY

7 Day Forecast

For More Weather Information:

Riverton, WY Local Forecast Office

Thanksgiving
Day

Slight Chance Rain/Snow Chance for Measurable Precipitation 20%

Slight Chc
Rain/Snow

High: 35 °F

Tonight

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 22 °F

Friday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 32 °F

Friday
Night

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 22 °F

Saturday

Snow Chance for Measurable Precipitation 80%

Snow

High: 31 °F

Saturday
Night

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

Low: 12 °F

Sunday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 15 °F

Sunday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 2 °F

Monday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: 23 °F

Detailed Forecast

  • Thanksgiving Day A slight chance of snow showers before 3pm, then a slight chance of rain and snow showers between 3pm and 4pm, then a slight chance of snow showers after 4pm. Patchy fog before 11am. Otherwise, partly sunny, with a high near 35. Breezy, with a southwest wind around 21 mph. Chance of precipitation is 20%.
  • Tonight Scattered snow showers, mainly after 3am. Mostly cloudy, with a low around 22. Breezy, with a southwest wind 18 to 21 mph. Chance of precipitation is 30%.
  • Friday Scattered snow showers. Mostly cloudy, with a high near 32. Breezy, with a southwest wind 22 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 40%. New snow accumulation of 1 to 2 inches possible.
  • Friday Night A 50 percent chance of snow. Mostly cloudy, with a low around 22. Breezy, with a southwest wind 25 to 29 mph, with gusts as high as 40 mph. New snow accumulation of 1 to 2 inches possible.
  • Saturday Snow. High near 31. Breezy, with a southwest wind 25 to 28 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
  • Saturday Night Snow likely. Cloudy, with a low around 12. West wind 11 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
  • Sunday A 50 percent chance of snow, mainly before noon. Partly sunny, with a high near 15. West wind around 7 mph.
  • Sunday Night A 20 percent chance of snow. Partly cloudy, with a low around 2.
  • Monday A 30 percent chance of snow. Partly sunny, with a high near 23.
  • Monday Night A 40 percent chance of snow. Mostly cloudy, with a low around 16.
  • Tuesday A chance of snow. Mostly cloudy, with a high near 26.
  • Tuesday Night A slight chance of snow. Mostly cloudy, with a low around 10.
  • Wednesday A slight chance of snow. Partly sunny, with a high near 27.