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

Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Hazardous Weather Conditions

Current conditions at

Mammoth Yosemite Airport (KMMH)

Lat: 37.6241°NLon: 118.8423°WElev: 7112.0ft.

Clear

30°F

-1°C

Humidity 58%
Wind Speed WNW 6 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 14 Feb 10:55 PM PST
Extended Forecast for

10 Miles SE Mammoth Lakes CA

Winter Storm Warning February 15, 10:00pm until February 18, 10:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Tonight

    Tonight: Partly cloudy, with a low around 20. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 20 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 32. South wind around 15 mph, with gusts as high as 30 mph.

    High: 32 °F

    Sunny

  • Sunday Night

    Sunday Night: Snow likely, mainly after 4am. Increasing clouds, with a low around 19. 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: 19 °F

    Snow Likely

  • Washington's Birthday

    Washington's Birthday: Snow. The snow could be heavy at times. High near 28. Breezy, with a south wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 28 °F

    Heavy Snow
    and Breezy

  • Monday Night

    Monday Night: Snow. The snow could be heavy at times. Low around 13. Windy, with a southwest wind 30 to 35 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Low: 13 °F

    Heavy Snow
    and Windy

  • Tuesday

    Tuesday: Snow. The snow could be heavy at times. High near 18. Very windy, with a southwest wind 35 to 40 mph, with gusts as high as 65 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    High: 18 °F

    Heavy Snow
    and Very
    Windy

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times. Low around 9. Windy. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.

    Low: 9 °F

    Heavy Snow
    and Windy

  • Wednesday

    Wednesday: Snow. The snow could be heavy at times. Mostly cloudy, with a high near 15. Breezy.

    High: 15 °F

    Heavy Snow
    and Breezy

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 5.

    Low: 5 °F

    Chance Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 20. South wind around 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 32. South wind around 15 mph, with gusts as high as 30 mph.
Sunday Night
Snow likely, mainly after 4am. Increasing clouds, with a low around 19. 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.
Washington's Birthday
Snow. The snow could be heavy at times. High near 28. Breezy, with a south wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Monday Night
Snow. The snow could be heavy at times. Low around 13. Windy, with a southwest wind 30 to 35 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Tuesday
Snow. The snow could be heavy at times. High near 18. Very windy, with a southwest wind 35 to 40 mph, with gusts as high as 65 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Tuesday Night
Snow. The snow could be heavy at times. Low around 9. Windy. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.
Wednesday
Snow. The snow could be heavy at times. Mostly cloudy, with a high near 15. Breezy.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 5.
Thursday
A chance of snow. Partly sunny, with a high near 20.
Thursday Night
A chance of snow. Partly cloudy, with a low around 7.
Friday
A chance of snow. Mostly sunny, with a high near 24.
Friday Night
A chance of snow. Mostly cloudy, with a low around 11.
Saturday
A chance of snow. Partly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SE Mammoth Lakes CA
 37.54°N 118.83°W (Elev. 9216 ft)
Last Update:
9:16 pm PST Feb 14, 2026
Forecast Valid:
11pm PST Feb 14, 2026-6pm PST Feb 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation