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

SR-338 Sweetwater (SWWNV)

Lat: 38.51387°NLon: 119.21288°WElev: 6810.0ft.

NA

N/A

Humidity 100%
Wind Speed NA NA MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

9 Miles NNE Sweetwater Summit NV

Wind Advisory December 25, 04:00am until December 25, 10:00pm
Click here for hazard details and duration
Wind Advisory

  • This Afternoon

    This Afternoon: Snow likely. Mostly cloudy, with a high near 36. Breezy, with a south wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. Total daytime snow accumulation of around an inch possible.

    High: 36 °F

    Snow Likely
    and Breezy

  • Tonight

    Tonight: Snow likely before 7pm, then snow likely after 10pm. Mostly cloudy during the early evening, then becoming mostly clear, with a low around 30. Windy, with a south wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 30 °F

    Snow Likely
    and Windy

  • Christmas Day

    Christmas Day: Snow, mainly after 7am. High near 34. Windy, with a south wind around 30 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 34 °F

    Snow and
    Windy

  • Thursday Night

    Thursday Night: Snow. Low around 29. Windy, with a south wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 29 °F

    Snow and
    Windy

  • Friday

    Friday: Snow, mainly before 4pm. High near 33. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Snow then
    Snow Likely

  • Friday Night

    Friday Night: A 40 percent chance of snow, mainly before 10pm. Partly cloudy, with a low around 21. Southwest wind 5 to 10 mph. Little or no snow accumulation expected.

    Low: 21 °F

    Chance Snow

  • Saturday

    Saturday: Sunny, with a high near 29.

    High: 29 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 29.

    High: 29 °F

    Sunny

Detailed Forecast

This Afternoon
Snow likely. Mostly cloudy, with a high near 36. Breezy, with a south wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. Total daytime snow accumulation of around an inch possible.
Tonight
Snow likely before 7pm, then snow likely after 10pm. Mostly cloudy during the early evening, then becoming mostly clear, with a low around 30. Windy, with a south wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Christmas Day
Snow, mainly after 7am. High near 34. Windy, with a south wind around 30 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
Snow. Low around 29. Windy, with a south wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Friday
Snow, mainly before 4pm. High near 33. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Friday Night
A 40 percent chance of snow, mainly before 10pm. Partly cloudy, with a low around 21. Southwest wind 5 to 10 mph. Little or no snow accumulation expected.
Saturday
Sunny, with a high near 29.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Sunny, with a high near 29.
Sunday Night
Mostly clear, with a low around 19.
Monday
Sunny, with a high near 33.
Monday Night
Mostly clear, with a low around 24.
Tuesday
Sunny, with a high near 39.
Tuesday Night
Mostly clear, with a low around 29.
Wednesday
Mostly sunny, with a high near 41.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNE Sweetwater Summit NV
 38.65°N 119.17°W (Elev. 7799 ft)
Last Update:
1:15 pm PST Dec 24, 2025
Forecast Valid:
4pm PST Dec 24, 2025-6pm PST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation