Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

Mammoth Yosemite Airport (KMMH)

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

Clear

32°F

0°C

Humidity 63%
Wind Speed N 0 MPH
Barometer 30.38 in (1028.79 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 07 Dec 08:15 PM PST
Extended Forecast for

9 Miles SE Mammoth Lakes CA

  • Tonight

    Tonight: Mostly clear, with a low around 24. Southwest wind around 10 mph becoming northwest after midnight.

    Low: 24 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 43. North wind 5 to 10 mph becoming southwest in the afternoon.

    High: 43 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27. Southwest wind around 10 mph.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 46. Northwest wind around 10 mph.

    High: 46 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 29. West wind around 10 mph.

    Low: 29 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 50. Northwest wind 5 to 10 mph.

    High: 50 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 24. Southwest wind around 10 mph becoming northwest after midnight.
Monday
Sunny, with a high near 43. North wind 5 to 10 mph becoming southwest in the afternoon.
Monday Night
Mostly clear, with a low around 27. Southwest wind around 10 mph.
Tuesday
Sunny, with a high near 46. Northwest wind around 10 mph.
Tuesday Night
Mostly clear, with a low around 29. West wind around 10 mph.
Wednesday
Sunny, with a high near 50. Northwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 31.
Thursday
Sunny, with a high near 49.
Thursday Night
Mostly clear, with a low around 29.
Friday
Sunny, with a high near 48.
Friday Night
Mostly clear, with a low around 28.
Saturday
Sunny, with a high near 47.
Saturday Night
Mostly clear, with a low around 28.
Sunday
Sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SE Mammoth Lakes CA
 37.54°N 118.89°W (Elev. 10719 ft)
3:30 pm PST Dec 7, 2025
8pm PST Dec 7, 2025-6pm PST Dec 14, 2025
 
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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