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.

Clear

18°F

-8°C

Humidity 78%
Wind Speed NNE 4 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill12°F (-11°C)
Last update 13 Feb 04:15 AM PST
Extended Forecast for

10 Miles SE Mammoth Lakes CA

  • Today

    Today: Sunny, with a high near 32. South wind around 5 mph becoming north in the afternoon.

    High: 32 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 20. Southwest wind 5 to 10 mph.

    Low: 20 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 35. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 35 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph.

    Low: 20 °F

    Mostly Cloudy
    and Breezy

  • Sunday

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

    High: 32 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Snow likely, mainly after 4am. The snow could be heavy at times.  Mostly cloudy, with a low around 18. Southwest wind around 15 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 18 °F

    Chance Snow
    then Heavy
    Snow

  • Washington's Birthday

    Washington's Birthday: Snow. The snow could be heavy at times.  High near 24. Breezy.  Chance of precipitation is 90%. New snow accumulation of 9 to 13 inches possible.

    High: 24 °F

    Heavy Snow
    and Breezy

  • Monday Night

    Monday Night: Snow. The snow could be heavy at times.  Cloudy, with a low around 16. Windy.

    Low: 16 °F

    Heavy Snow
    and Windy

  • Tuesday

    Tuesday: Snow. The snow could be heavy at times.  Cloudy, with a high near 19. Windy.

    High: 19 °F

    Heavy Snow
    and Windy

Detailed Forecast

Today
Sunny, with a high near 32. South wind around 5 mph becoming north in the afternoon.
Tonight
Partly cloudy, with a low around 20. Southwest wind 5 to 10 mph.
Saturday
Mostly sunny, with a high near 35. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Mostly cloudy, with a low around 20. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph.
Sunday
Mostly 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. The snow could be heavy at times. Mostly cloudy, with a low around 18. Southwest wind around 15 mph. 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. High near 24. Breezy. Chance of precipitation is 90%. New snow accumulation of 9 to 13 inches possible.
Monday Night
Snow. The snow could be heavy at times. Cloudy, with a low around 16. Windy.
Tuesday
Snow. The snow could be heavy at times. Cloudy, with a high near 19. Windy.
Tuesday Night
Snow. The snow could be heavy at times. Mostly cloudy, with a low around 10. Breezy.
Wednesday
Snow likely. The snow could be heavy at times. Partly sunny, with a high near 18. Breezy.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 7.
Thursday
A chance of snow. Partly sunny, with a high near 21.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SE Mammoth Lakes CA
 37.54°N 118.83°W (Elev. 9216 ft)
1:16 am PST Feb 13, 2026
4am PST Feb 13, 2026-6pm PST Feb 19, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database