National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. this weekend

A Pacific storm system will continue to impact the West Coast through Sunday. Heavy rainfall could lead to flash flooding, river and small stream flooding, as well as mudslides and debris flows, especially over burn scars. At higher elevations, strong winds and heavy snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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Current Conditions

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Grand Encampment WY

7 Day Forecast

For More Weather Information:

Cheyenne, WY Local Forecast Office

Tonight

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

Low: 23 °F

Sunday

Snow Chance for Measurable Precipitation 90%

Snow

High: 35 °F

Sunday
Night

Snow Chance for Measurable Precipitation 90%

Snow

Low: 27 °F

Monday

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

High: 31 °F

Monday
Night

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 16 °F

Tuesday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 24 °F

Tuesday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 17 °F

Wednesday

Slight Chance Snow

Slight Chc
Snow

High: 29 °F

Wednesday
Night

Chance Snow

Chance
Snow

Low: 23 °F

Detailed Forecast

  • Tonight Snow likely, mainly between 8pm and 11pm. Mostly cloudy, with a low around 23. Southwest wind around 15 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 1 to 2 inches possible.
  • Sunday Snow likely with areas of blowing snow before 11am, then snow with areas of blowing snow after 11am. High near 35. Breezy, with a west southwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
  • Sunday Night Snow with areas of blowing snow. Low around 27. Breezy, with a west wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
  • Monday Snow likely with patchy blowing snow. Cloudy, with a high near 31. Blustery, with a northwest wind 20 to 25 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
  • Monday Night A 50 percent chance of snow. Mostly cloudy, with a low around 16. Northwest wind 10 to 15 mph.
  • Tuesday A 20 percent chance of snow. Partly sunny, with a high near 24.
  • Tuesday Night A 20 percent chance of snow. Partly cloudy, with a low around 17.
  • Wednesday A slight chance of snow. Partly sunny, with a high near 29.
  • Wednesday Night A chance of snow. Mostly cloudy, with a low around 23.
  • Christmas Day Snow likely. Cloudy, with a high near 28.
  • Thursday Night A chance of snow. Mostly cloudy, with a low around 10.
  • Friday A slight chance of snow. Partly sunny, with a high near 18.
  • Friday Night Mostly cloudy, with a low around 4.
  • Saturday Mostly sunny, with a high near 22.