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

30°F

-1°C

Humidity 74%
Wind Speed W 6 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 26 Dec 02:05 AM MST
Extended Forecast for

7 Miles E Rock Springs WY

  • Overnight

    Overnight: Partly cloudy, with a low around 30. South southwest wind around 9 mph.

    Low: 30 °F

    Partly Cloudy

  • Friday

    Friday: A chance of rain and snow, mainly after 4pm.  Mostly cloudy, with a high near 45. Windy, with a south southwest wind 15 to 20 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 37 mph.  Chance of precipitation is 30%.

    High: 45 °F

    Chance
    Rain/Snow and
    Windy

  • Friday Night

    Friday Night: Snow likely, possibly mixed with rain, becoming all snow after 8pm.  Mostly cloudy, with a low around 27. Breezy, with a west southwest wind 11 to 15 mph, with gusts as high as 21 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Rain/Snow
    Likely and
    Breezy then
    Chance Snow

  • Saturday

    Saturday: A 30 percent chance of snow.  Partly sunny, with a high near 35. Breezy, with a west southwest wind 14 to 22 mph, with gusts as high as 33 mph.

    High: 35 °F

    Chance Snow
    and Breezy

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 11pm.  Partly cloudy, with a low around 10. Blustery, with a west northwest wind 10 to 17 mph, with gusts as high as 26 mph.

    Low: 10 °F

    Slight Chance
    Snow and
    Blustery then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 23. West wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 23 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 3. West wind 6 to 9 mph.

    Low: 3 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 27.

    High: 27 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 12.

    Low: 12 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 30. South southwest wind around 9 mph.
Friday
A chance of rain and snow, mainly after 4pm. Mostly cloudy, with a high near 45. Windy, with a south southwest wind 15 to 20 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 30%.
Friday Night
Snow likely, possibly mixed with rain, becoming all snow after 8pm. Mostly cloudy, with a low around 27. Breezy, with a west southwest wind 11 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday
A 30 percent chance of snow. Partly sunny, with a high near 35. Breezy, with a west southwest wind 14 to 22 mph, with gusts as high as 33 mph.
Saturday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 10. Blustery, with a west northwest wind 10 to 17 mph, with gusts as high as 26 mph.
Sunday
Sunny, with a high near 23. West wind 10 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 3. West wind 6 to 9 mph.
Monday
Sunny, with a high near 27.
Monday Night
Mostly clear, with a low around 12.
Tuesday
Sunny, with a high near 35.
Tuesday Night
Mostly clear, with a low around 17.
Wednesday
Sunny, with a high near 39.
Wednesday Night
Partly cloudy, with a low around 19.
New Year's Day
Partly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles E Rock Springs WY
 41.59°N 109.07°W (Elev. 6604 ft)
1:48 am MST Dec 26, 2025
2am MST Dec 26, 2025-6pm MST Jan 1, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database