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

KAISER POINT NEAR LAKESHORE 4ENE (KSP) (KSPC1)

Lat: 37.29833°NLon: 119.10333°WElev: 9129.0ft.

NA

30°F

-1°C

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

18 Miles SSE Mammoth Lakes CA

Flood Watch December 24, 12:09pm until December 26, 04:00pm
Winter Storm Warning December 24, 12:09pm until December 26, 10:00pm
Click here for hazard details and duration
Flood Watch
Winter Storm Warning
  •  
    Flood Watch December 24, 12:09pm until December 26, 04:00pm
    Winter Storm Warning December 24, 12:09pm until December 26, 10:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 25 °F⇓

    Heavy Snow
    and Breezy

  • Tonight

    Tonight: Snow showers before 7pm, then snow after 7pm. Some thunder is also possible. Low around 16. Wind chill values as low as -4. Windy, with a south southwest wind 35 to 40 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 10 to 14 inches possible.

    Low: 16 °F

    Snow Showers
    and Windy

  • Christmas Day

    Christmas Day: Snow. High near 19. Wind chill values as low as -5. Windy, with a south southwest wind 30 to 40 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 19 to 25 inches possible.

    High: 19 °F

    Snow and
    Windy

  • Thursday Night

    Thursday Night: Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 15. Wind chill values as low as -4. Windy, with a southwest wind around 40 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 15 to 21 inches possible.

    Low: 15 °F

    Heavy Snow
    and Windy

  • Friday

    Friday: Snow showers before 1pm, then snow, mainly after 1pm. The snow could be heavy at times. Some thunder is also possible. High near 18. Windy, with a southwest wind 30 to 35 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 10 to 14 inches possible.

    High: 18 °F

    Heavy Snow
    and Windy

  • Friday Night

    Friday Night: Snow likely, mainly before 10pm. Mostly cloudy, with a low around 4. Southwest wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 4 °F

    Snow Likely
    then Chance
    Snow

  • Saturday

    Saturday: A 30 percent chance of snow, mainly after 10am. Mostly sunny and cold, with a high near 15. West wind around 10 mph. Little or no snow accumulation expected.

    High: 15 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 5. Breezy, with a west southwest wind 15 to 25 mph.

    Low: 5 °F

    Mostly Clear
    and Breezy

Detailed Forecast

This Afternoon
Snow before 4pm, then snow showers after 4pm. The snow could be heavy at times. Some thunder is also possible. Temperature falling to around 18 by 4pm. Wind chill values as low as zero. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 21 to 27 inches possible.
Tonight
Snow showers before 7pm, then snow after 7pm. Some thunder is also possible. Low around 16. Wind chill values as low as -4. Windy, with a south southwest wind 35 to 40 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 10 to 14 inches possible.
Christmas Day
Snow. High near 19. Wind chill values as low as -5. Windy, with a south southwest wind 30 to 40 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 19 to 25 inches possible.
Thursday Night
Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 15. Wind chill values as low as -4. Windy, with a southwest wind around 40 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 15 to 21 inches possible.
Friday
Snow showers before 1pm, then snow, mainly after 1pm. The snow could be heavy at times. Some thunder is also possible. High near 18. Windy, with a southwest wind 30 to 35 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 10 to 14 inches possible.
Friday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 4. Southwest wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Saturday
A 30 percent chance of snow, mainly after 10am. Mostly sunny and cold, with a high near 15. West wind around 10 mph. Little or no snow accumulation expected.
Saturday Night
Mostly clear, with a low around 5. Breezy, with a west southwest wind 15 to 25 mph.
Sunday
Sunny and cold, with a high near 20. Breezy, with a west wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Mostly clear, with a low around 10. Blustery, with a north wind 20 to 25 mph.
Monday
Sunny and cold, with a high near 24. Blustery, with a northeast wind 15 to 20 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 15. Blustery, with an east northeast wind around 20 mph.
Tuesday
Sunny and cold, with a high near 30. Northeast wind 5 to 15 mph becoming north northwest in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles SSE Mammoth Lakes CA
 37.38°N 118.85°W (Elev. 12014 ft)
Last Update:
11:57 am PST Dec 24, 2025
Forecast Valid:
12pm PST Dec 24, 2025-6pm PST Dec 30, 2025
 
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Additional Resources

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