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

Another Round of Heavy Rain and Mountain Snow in California; Snow in the Great Lakes and Northeast

Another round of heavy rainfall will renew concerns for additional flash flooding and landslides in southern California around burn scars and coastal mountain ranges. A low pressure system is bringing enhanced snowfall downwind from the lower Great Lakes into the Northeast mountain ranges. Above average temperatures will challenge or break daily record high temperatures across the southern Plains. Read More >

Hazardous Weather Conditions

Current conditions at

DW5868 Mammoth Lakes (D5868)

Lat: 37.625°NLon: 118.98°WElev: 7973.0ft.

NA

30°F

-1°C

Humidity 77%
Wind Speed E 7 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 24°F (-4°C)
Visibility NA
Wind Chill23°F (-5°C)
Last update 16 Nov 10:15 PM PST
Extended Forecast for

Mammoth Lakes CA

Winter Weather Advisory November 17, 07:00am until November 18, 07:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Snow likely, mainly after 4am. The snow could be heavy at times. Mostly cloudy, with a low around 23. Breezy, with a southwest wind around 25 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 3 inches possible.

    Low: 23 °F

    Breezy.
    Slight Chance
    Snow then
    Heavy Snow

  • Monday

    Monday: Snow. The snow could be heavy at times. Patchy fog between noon and 2pm. Widespread dense freezing fog, mainly before 5pm. High near 28. South wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of 7 to 11 inches possible.

    High: 28 °F

    Heavy Snow
    and Dense
    Freezing Fog

  • Monday Night

    Monday Night: Snow likely, mainly after 10pm. Areas of freezing fog before 8pm. Mostly cloudy, with a low around 18. Southwest wind around 5 mph becoming northwest after midnight. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    Low: 18 °F

    Snow Likely
    and Areas
    Freezing Fog

  • Tuesday

    Tuesday: A 50 percent chance of snow. Patchy fog before 10am, then patchy fog after 2pm. Otherwise, mostly cloudy, with a high near 26. North wind 5 to 10 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.

    High: 26 °F

    Chance Snow
    and Patchy
    Fog

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 21. North wind 10 to 15 mph, with gusts as high as 25 mph. Little or no snow accumulation expected.

    Low: 21 °F

    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 32. Northwest wind around 5 mph.

    High: 32 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow after 10pm. Partly cloudy, with a low around 21.

    Low: 21 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: A chance of snow. Partly sunny, with a high near 28.

    High: 28 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 18.

    Low: 18 °F

    Chance Snow

Detailed Forecast

Tonight
Snow likely, mainly after 4am. The snow could be heavy at times. Mostly cloudy, with a low around 23. Breezy, with a southwest wind around 25 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 3 inches possible.
Monday
Snow. The snow could be heavy at times. Patchy fog between noon and 2pm. Widespread dense freezing fog, mainly before 5pm. High near 28. South wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 90%. New snow accumulation of 7 to 11 inches possible.
Monday Night
Snow likely, mainly after 10pm. Areas of freezing fog before 8pm. Mostly cloudy, with a low around 18. Southwest wind around 5 mph becoming northwest after midnight. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Tuesday
A 50 percent chance of snow. Patchy fog before 10am, then patchy fog after 2pm. Otherwise, mostly cloudy, with a high near 26. North wind 5 to 10 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
A 30 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 21. North wind 10 to 15 mph, with gusts as high as 25 mph. Little or no snow accumulation expected.
Wednesday
Mostly sunny, with a high near 32. Northwest wind around 5 mph.
Wednesday Night
A 20 percent chance of snow after 10pm. Partly cloudy, with a low around 21.
Thursday
A chance of snow. Partly sunny, with a high near 28.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 18.
Friday
A slight chance of snow. Partly sunny, with a high near 28.
Friday Night
Partly cloudy, with a low around 21.
Saturday
Sunny, with a high near 38.
Saturday Night
Mostly clear, with a low around 26.
Sunday
Sunny, with a high near 41.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.61°N 118.99°W (Elev. 9137 ft)
Last Update:
9:16 pm PST Nov 16, 2025
Forecast Valid:
10pm PST Nov 16, 2025-6pm PST Nov 23, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation