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

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. 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.

Overcast

37°F

3°C

Humidity 41%
Wind Speed N 0 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 01 Jan 10:54 AM MST
Extended Forecast for

Rock Springs WY

  • New Year's Day

    New Year's Day: A chance of snow showers before 3pm, then a chance of rain and snow showers. Cloudy, with a high near 39. South southwest wind around 6 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 39 °F

    Chance
    Rain/Snow

  • Tonight

    Tonight: Rain likely, possibly mixed with snow showers, mainly before midnight. Mostly cloudy, with a steady temperature around 37. Southwest wind 5 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 37 °F

    Rain/Snow
    Likely

  • Friday

    Friday: Partly sunny, with a high near 45. Breezy, with a west wind 13 to 20 mph, with gusts as high as 30 mph.

    High: 45 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25. West wind 6 to 11 mph becoming light southwest after midnight. Winds could gust as high as 20 mph.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 46. South wind 3 to 6 mph.

    High: 46 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 28. South southwest wind around 7 mph.

    Low: 28 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 47. South southwest wind 6 to 9 mph.

    High: 47 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of rain showers before 11pm, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 27. Chance of precipitation is 20%.

    Low: 27 °F

    Slight Chance
    Rain/Snow

  • Monday

    Monday: A chance of rain and snow showers. Partly sunny, with a high near 45. Chance of precipitation is 30%.

    High: 45 °F

    Chance
    Rain/Snow

Detailed Forecast

New Year's Day
A chance of snow showers before 3pm, then a chance of rain and snow showers. Cloudy, with a high near 39. South southwest wind around 6 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tonight
Rain likely, possibly mixed with snow showers, mainly before midnight. Mostly cloudy, with a steady temperature around 37. Southwest wind 5 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Friday
Partly sunny, with a high near 45. Breezy, with a west wind 13 to 20 mph, with gusts as high as 30 mph.
Friday Night
Partly cloudy, with a low around 25. West wind 6 to 11 mph becoming light southwest after midnight. Winds could gust as high as 20 mph.
Saturday
Partly sunny, with a high near 46. South wind 3 to 6 mph.
Saturday Night
Mostly cloudy, with a low around 28. South southwest wind around 7 mph.
Sunday
Partly sunny, with a high near 47. South southwest wind 6 to 9 mph.
Sunday Night
A slight chance of rain showers before 11pm, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 27. Chance of precipitation is 20%.
Monday
A chance of rain and snow showers. Partly sunny, with a high near 45. Chance of precipitation is 30%.
Monday Night
A slight chance of rain and snow showers before 11pm. Mostly cloudy, with a low around 26. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 21.
Wednesday
Partly sunny, with a high near 38.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rock Springs WY
 41.58°N 109.22°W (Elev. 6316 ft)
Last Update:
10:01 am MST Jan 1, 2026
Forecast Valid:
11am MST Jan 1, 2026-6pm MST Jan 7, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation