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

Heavy Rain Across the Southern US; Unsettled Pattern in the Pacific Northwest

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains Friday, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. High elevation snow and mixed precipitation and rain in the lower elevations will impact the Pacific Northwest this weekend before a stronger system moves in early next week. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Mostly Cloudy

27°F

-3°C

Humidity 68%
Wind Speed W 11 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 12 Feb 09:55 PM PST
Extended Forecast for

8 Miles ESE Mammoth Lakes CA

  • Tonight

    Tonight: Mostly clear, with a low around 9. Calm wind.

    Low: 9 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 38. Calm wind.

    High: 38 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 15. Calm wind.

    Low: 15 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 42. Light southwest wind becoming south 5 to 10 mph in the morning.

    High: 42 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 14. Southwest wind 5 to 10 mph.

    Low: 14 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 10 percent chance of snow after 4pm. Mostly sunny, with a high near 38. South wind 5 to 10 mph.

    High: 38 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly after 4am. Mostly cloudy, with a low around 14. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 14 °F

    Snow Likely

  • Washington's Birthday

    Washington's Birthday: Snow. The snow could be heavy at times. Cloudy, with a high near 32.

    High: 32 °F

    Heavy Snow

  • Monday Night

    Monday Night: Snow. Cloudy, with a low around 12.

    Low: 12 °F

    Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 9. Calm wind.
Friday
Sunny, with a high near 38. Calm wind.
Friday Night
Partly cloudy, with a low around 15. Calm wind.
Saturday
Mostly sunny, with a high near 42. Light southwest wind becoming south 5 to 10 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 14. Southwest wind 5 to 10 mph.
Sunday
A 10 percent chance of snow after 4pm. Mostly sunny, with a high near 38. South wind 5 to 10 mph.
Sunday Night
Snow likely, mainly after 4am. Mostly cloudy, with a low around 14. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Washington's Birthday
Snow. The snow could be heavy at times. Cloudy, with a high near 32.
Monday Night
Snow. Cloudy, with a low around 12.
Tuesday
Snow. The snow could be heavy at times. Cloudy, with a high near 27.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 6.
Wednesday
A chance of snow. Partly sunny, with a high near 28.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 8.
Thursday
Snow likely. Partly sunny, with a high near 30.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles ESE Mammoth Lakes CA
 37.61°N 118.82°W (Elev. 7201 ft)
Last Update:
9:16 pm PST Feb 12, 2026
Forecast Valid:
10pm PST Feb 12, 2026-6pm PST Feb 19, 2026
 
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Additional Resources

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Chance of Precipitation