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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Rock Springs, Rock Springs-Sweetwater County Airport (KRKS)

Lat: 41.59417°NLon: 109.06528°WElev: 6759.0ft.

Clear

48°F

9°C

Humidity 57%
Wind Speed S 28 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 24 Dec 05:35 PM MST
Extended Forecast for

16 Miles NNW Reliance WY

  • Tonight

    Tonight: Scattered showers, mainly after 4am. Mostly cloudy, with a steady temperature around 43. Breezy, with a south wind 17 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.

    Low: 43 °F

    Breezy.
    Mostly Cloudy
    then
    Scattered
    Showers

  • Christmas Day

    Christmas Day: Scattered showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 50. Windy, with a west southwest wind 14 to 19 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 50%.

    High: 50 °F

    Scattered
    Showers and
    Windy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30. Breezy, with a southwest wind 10 to 16 mph, with gusts as high as 23 mph.

    Low: 30 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: A 50 percent chance of snow showers. Mostly cloudy, with a high near 44. Breezy, with a southwest wind 11 to 20 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Chance Snow
    Showers and
    Breezy

  • Friday Night

    Friday Night: Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 25. Breezy, with a west southwest wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Snow Showers
    Likely and
    Breezy

  • Saturday

    Saturday: A 20 percent chance of snow showers before 11am. Mostly sunny, with a high near 34. Breezy, with a west southwest wind 16 to 18 mph, with gusts as high as 31 mph.

    High: 34 °F

    Breezy.
    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 10. Breezy, with a west wind 13 to 16 mph, with gusts as high as 26 mph.

    Low: 10 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 26.

    High: 26 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 8.

    Low: 8 °F

    Mostly Clear

Detailed Forecast

Tonight
Scattered showers, mainly after 4am. Mostly cloudy, with a steady temperature around 43. Breezy, with a south wind 17 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.
Christmas Day
Scattered showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 50. Windy, with a west southwest wind 14 to 19 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 50%.
Thursday Night
Partly cloudy, with a low around 30. Breezy, with a southwest wind 10 to 16 mph, with gusts as high as 23 mph.
Friday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 44. Breezy, with a southwest wind 11 to 20 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.
Friday Night
Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 25. Breezy, with a west southwest wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday
A 20 percent chance of snow showers before 11am. Mostly sunny, with a high near 34. Breezy, with a west southwest wind 16 to 18 mph, with gusts as high as 31 mph.
Saturday Night
Partly cloudy, with a low around 10. Breezy, with a west wind 13 to 16 mph, with gusts as high as 26 mph.
Sunday
Sunny, with a high near 26.
Sunday Night
Mostly clear, with a low around 8.
Monday
Sunny, with a high near 29.
Monday Night
Mostly clear, with a low around 13.
Tuesday
Sunny, with a high near 35.
Tuesday Night
Mostly clear, with a low around 16.
Wednesday
Sunny, with a high near 38.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NNW Reliance WY
 41.88°N 109.26°W (Elev. 6883 ft)
Last Update:
4:17 pm MST Dec 24, 2025
Forecast Valid:
5pm MST Dec 24, 2025-6pm MST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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