National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Current conditions at

BIG SHEEP MOUNTAIN (LCFM8)

Lat: 47.02819°NLon: 105.80472°WElev: 3172.0ft.

NA

5°F

-15°C

Humidity 83%
Wind Speed SE 13 MPH
Barometer NA
Dewpoint 1°F (-17°C)
Visibility NA
Wind Chill-12°F (-24°C)
Last update 06 Dec 07:08 PM MST
Extended Forecast for

10 Miles NW Rock Springs MT

  • Tonight

    Tonight: Snow likely, mainly between 11pm and 4am. Mostly cloudy, with a temperature falling to near 9 by 9pm, then rising to around 18 during the remainder of the night. Wind chill values between -5 and 5. East wind 7 to 11 mph becoming south after midnight. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.

    Low: 9 °F⇑

    Snow Likely

  • Sunday

    Sunday: Increasing clouds, with a high near 33. West southwest wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 33 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a temperature falling to near 24 by 9pm, then rising to around 33 during the remainder of the night. Southwest wind 6 to 11 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 24 mph.

    Low: 24 °F⇑

    Mostly Cloudy

  • Monday

    Monday: Increasing clouds, with a high near 40. West wind 16 to 18 mph, with gusts as high as 26 mph.

    High: 40 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: A 50 percent chance of rain, mainly after 11pm. Cloudy, with a low around 33. Southwest wind 11 to 21 mph, with gusts as high as 29 mph.

    Low: 33 °F

    Chance Rain

  • Tuesday

    Tuesday: A chance of rain before 2pm, then a chance of snow. Mostly cloudy, with a high near 46. Windy, with a west northwest wind 25 to 33 mph, with gusts as high as 44 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 46 °F

    Windy. Chance
    Rain then
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 19. Northwest wind 10 to 20 mph becoming south after midnight. Winds could gust as high as 28 mph. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 35. South wind 10 to 14 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.

    High: 35 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 7. North northwest wind around 14 mph.

    Low: 7 °F

    Chance Snow

Detailed Forecast

Tonight
Snow likely, mainly between 11pm and 4am. Mostly cloudy, with a temperature falling to near 9 by 9pm, then rising to around 18 during the remainder of the night. Wind chill values between -5 and 5. East wind 7 to 11 mph becoming south after midnight. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.
Sunday
Increasing clouds, with a high near 33. West southwest wind 6 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Mostly cloudy, with a temperature falling to near 24 by 9pm, then rising to around 33 during the remainder of the night. Southwest wind 6 to 11 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 24 mph.
Monday
Increasing clouds, with a high near 40. West wind 16 to 18 mph, with gusts as high as 26 mph.
Monday Night
A 50 percent chance of rain, mainly after 11pm. Cloudy, with a low around 33. Southwest wind 11 to 21 mph, with gusts as high as 29 mph.
Tuesday
A chance of rain before 2pm, then a chance of snow. Mostly cloudy, with a high near 46. Windy, with a west northwest wind 25 to 33 mph, with gusts as high as 44 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday Night
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 19. Northwest wind 10 to 20 mph becoming south after midnight. Winds could gust as high as 28 mph. New snow accumulation of less than a half inch possible.
Wednesday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 35. South wind 10 to 14 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 7. North northwest wind around 14 mph.
Thursday
A 40 percent chance of snow. Mostly cloudy, with a high near 16. North northwest wind 11 to 13 mph.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around -3. North northwest wind around 10 mph.
Friday
A chance of snow. Mostly cloudy, with a high near 8.
Friday Night
A chance of snow. Mostly cloudy, with a low around -1.
Saturday
A slight chance of snow. Partly sunny, with a high near 26.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NW Rock Springs MT
 46.9°N 106.4°W (Elev. 2864 ft)
Last Update:
2:04 pm MST Dec 6, 2025
Forecast Valid:
7pm MST Dec 6, 2025-6pm MST Dec 13, 2025
 
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Additional Resources

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Chance of Precipitation