National Weather Service United States Department of Commerce

Developing storm will spread rain across eastern U.S.; thunderstorms in the Southeast

A storm system developing in the South will move up the Mississippi River Valley on Sunday bringing rainfall to much of the eastern U.S., along with thunderstorms in the southeastern states. Some of the thunderstorms in the Southeast could produce large hail, damaging wind and heavy rain.
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Current Conditions

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18 Miles ENE Grand Encampment WY

7 Day Forecast

For More Weather Information:

Cheyenne, WY Local Forecast Office

Overnight

Snow Chance for Measurable Precipitation 80%

Snow

Low: 14 °F

Sunday

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

High: 22 °F

Sunday
Night

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

Low: 10 °F

Monday

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

High: 19 °F

Monday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 9 °F

Tuesday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 29 °F

Tuesday
Night

Snow Likely Chance for Measurable Precipitation 60%

Snow
Likely

Low: 23 °F

Wednesday

Slight Chance Snow

Slight Chc
Snow

High: 37 °F

Wednesday
Night

Windy

Windy

Low: 21 °F

Detailed Forecast

  • Overnight Snow. Low around 14. Wind chill values as low as -5. Breezy, with a west wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 3 to 7 inches possible.
  • Sunday Snow showers likely. Cloudy, with a high near 22. Wind chill values as low as -5. Breezy, with a west northwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
  • Sunday Night Snow likely, mainly after 11pm. Mostly cloudy, with a low around 10. Wind chill values as low as -10. Breezy, with a west wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
  • Monday Snow showers likely. Mostly cloudy, with a high near 19. Wind chill values as low as -10. Breezy, with a west northwest wind 15 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
  • Monday Night A 30 percent chance of snow showers, mainly before 11pm. Mostly cloudy, with a low around 9. Breezy, with a west southwest wind 15 to 25 mph, with gusts as high as 35 mph.
  • Tuesday A 50 percent chance of snow. Mostly cloudy, with a high near 29. Windy.
  • Tuesday Night Snow likely, mainly before 11pm. Mostly cloudy, with a low around 23. Windy. Chance of precipitation is 60%.
  • Wednesday A slight chance of snow showers. Partly sunny, with a high near 37. Breezy.
  • Wednesday Night Mostly cloudy, with a low around 21. Windy.
  • Thanksgiving Day Mostly sunny, with a high near 37. Windy.
  • Thursday Night Partly cloudy, with a low around 20. Windy.
  • Friday Mostly sunny, with a high near 35. Breezy.
  • Friday Night Partly cloudy, with a low around 17.
  • Saturday Mostly sunny, with a high near 33. Breezy.