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

Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Hazardous Weather Conditions

Current conditions at

DW5868 Mammoth Lakes (D5868)

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

NA

38°F

3°C

Humidity 76%
Wind Speed WSW 4 MPH
Barometer 29.72 in (1006.44 mb)
Dewpoint 31°F (-1°C)
Visibility NA
Wind Chill35°F (2°C)
Last update 10 Apr 05:31 AM PDT
Extended Forecast for

Mammoth Lakes CA

Winter Storm Watch April 10, 08:00pm until April 12, 11:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Today

    Today: A 50 percent chance of snow showers, mainly after 11am. Some thunder is also possible. Patchy smoke after 2pm. Mostly sunny, with a high near 42. Breezy, with a southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 45 mph. Total daytime snow accumulation of around an inch possible.

    High: 42 °F

    Chance Snow
    Showers and
    Breezy

  • Tonight

    Tonight: Snow showers likely, mainly before 11pm. The snow could be heavy at times. Some thunder is also possible. Patchy smoke before 9pm. Mostly cloudy, with a low around 25. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of 3 to 5 inches possible.

    Low: 25 °F

    Heavy Snow
    and Breezy

  • Saturday

    Saturday: A 40 percent chance of snow showers, mainly after 11am. Partly sunny, with a high near 38. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 50 mph. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Snow showers, mainly after 11pm. The snow could be heavy at times. Low around 20. Breezy, with a southwest wind around 20 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.

    Low: 20 °F

    Heavy Snow
    and Breezy

  • Sunday

    Sunday: Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 27. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    High: 27 °F

    Heavy Snow
    and Breezy

  • Sunday Night

    Sunday Night: Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 16. Southwest wind 5 to 15 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 16 °F

    Snow Showers
    Likely then
    Chance Snow
    Showers

  • Monday

    Monday: A 40 percent chance of snow showers, mainly after 11am. Partly sunny, with a high near 32. Little or no snow accumulation expected.

    High: 32 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 40.

    High: 40 °F

    Sunny

Detailed Forecast

Today
A 50 percent chance of snow showers, mainly after 11am. Some thunder is also possible. Patchy smoke after 2pm. Mostly sunny, with a high near 42. Breezy, with a southwest wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 45 mph. Total daytime snow accumulation of around an inch possible.
Tonight
Snow showers likely, mainly before 11pm. The snow could be heavy at times. Some thunder is also possible. Patchy smoke before 9pm. Mostly cloudy, with a low around 25. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of 3 to 5 inches possible.
Saturday
A 40 percent chance of snow showers, mainly after 11am. Partly sunny, with a high near 38. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 50 mph. New snow accumulation of less than a half inch possible.
Saturday Night
Snow showers, mainly after 11pm. The snow could be heavy at times. Low around 20. Breezy, with a southwest wind around 20 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.
Sunday
Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 27. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Sunday Night
Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 16. Southwest wind 5 to 15 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Monday
A 40 percent chance of snow showers, mainly after 11am. Partly sunny, with a high near 32. Little or no snow accumulation expected.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Sunny, with a high near 40.
Tuesday Night
Mostly clear, with a low around 25.
Wednesday
Sunny, with a high near 45.
Wednesday Night
Partly cloudy, with a low around 29.
Thursday
Mostly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mammoth Lakes CA
 37.61°N 118.99°W (Elev. 9137 ft)
Last Update:
4:31 am PDT Apr 10, 2026
Forecast Valid:
5am PDT Apr 10, 2026-6pm PDT Apr 16, 2026
 
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