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

31°F

-1°C

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

20 Miles SE Mammoth Lakes CA

Flood Watch December 24, 07:32am until December 26, 04:00pm
Winter Storm Warning December 24, 07:32am until December 26, 10:00pm
Click here for hazard details and duration
Flood Watch
Winter Storm Warning
  •  
    Flood Watch December 24, 07:32am until December 26, 04:00pm
    Winter Storm Warning December 24, 07:32am until December 26, 10:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 23 °F⇓

    Heavy Snow
    and Windy

  • Tonight

    Tonight: Snow before 1am, then snow showers between 1am and 4am, then snow after 4am. Some thunder is also possible. Low around 15. Wind chill values as low as -3. Windy, with a south southwest wind 25 to 30 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 11 to 17 inches possible.

    Low: 15 °F

    Snow and
    Windy

  • Christmas Day

    Christmas Day: Snow. The snow could be heavy at times. High near 17. Wind chill values as low as -6. Windy, with a south southwest wind 30 to 35 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 20 to 26 inches possible.

    High: 17 °F

    Heavy Snow
    and Windy

  • Thursday Night

    Thursday Night: Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 13. Wind chill values as low as -6. Windy, with a south southwest wind 30 to 35 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 19 to 25 inches possible.

    Low: 13 °F

    Heavy Snow
    and Windy

  • Friday

    Friday: Snow before 10am, then snow showers between 10am and 1pm, then snow after 1pm. The snow could be heavy at times. Some thunder is also possible. High near 15. Windy, with a southwest wind 20 to 30 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.

    High: 15 °F

    Heavy Snow
    and Windy

  • Friday Night

    Friday Night: Snow likely, mainly before 10pm. Mostly cloudy, with a low around 2. West southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 2 °F

    Snow Likely

  • Saturday

    Saturday: A 40 percent chance of snow. Partly sunny and cold, with a high near 14. West wind 10 to 15 mph. New snow accumulation of less than a half inch possible.

    High: 14 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow. Partly cloudy, with a low around 4. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 4 °F

    Slight Chance
    Snow and
    Breezy

Detailed Forecast

Today
Snow. The snow could be heavy at times. Temperature rising to near 23 by noon, then falling to around 18 during the remainder of the day. Wind chill values as low as 1. Windy, with a south southwest wind 20 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 23 to 29 inches possible.
Tonight
Snow before 1am, then snow showers between 1am and 4am, then snow after 4am. Some thunder is also possible. Low around 15. Wind chill values as low as -3. Windy, with a south southwest wind 25 to 30 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 11 to 17 inches possible.
Christmas Day
Snow. The snow could be heavy at times. High near 17. Wind chill values as low as -6. Windy, with a south southwest wind 30 to 35 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 20 to 26 inches possible.
Thursday Night
Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 13. Wind chill values as low as -6. Windy, with a south southwest wind 30 to 35 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 19 to 25 inches possible.
Friday
Snow before 10am, then snow showers between 10am and 1pm, then snow after 1pm. The snow could be heavy at times. Some thunder is also possible. High near 15. Windy, with a southwest wind 20 to 30 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.
Friday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 2. West southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Saturday
A 40 percent chance of snow. Partly sunny and cold, with a high near 14. West wind 10 to 15 mph. New snow accumulation of less than a half inch possible.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around 4. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
Sunny and cold, with a high near 18. West wind around 15 mph becoming north in the morning. Winds could gust as high as 30 mph.
Sunday Night
Mostly clear, with a low around 7. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Monday
Sunny and cold, with a high near 23. North wind 10 to 15 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 14. North wind around 15 mph, with gusts as high as 20 mph.
Tuesday
A 20 percent chance of snow. Mostly sunny and cold, with a high near 28. West northwest wind 10 to 15 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles SE Mammoth Lakes CA
 37.39°N 118.8°W (Elev. 11955 ft)
Last Update:
6:57 am PST Dec 24, 2025
Forecast Valid:
7am PST Dec 24, 2025-6pm PST Dec 30, 2025
 
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