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

54°F

12°C

Humidity 32%
Wind Speed ESE 11 MPH
Barometer 30.3 in (1026.08 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 07 Dec 02:55 PM PST
Extended Forecast for

9 Miles SE Mammoth Lakes CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 41. Southwest wind around 15 mph, with gusts as high as 25 mph.

    High: 41 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 22. Northwest wind 10 to 15 mph.

    Low: 22 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 43. West wind 5 to 10 mph.

    High: 43 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 26. Southwest wind around 10 mph.

    Low: 26 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 47. Northwest wind 10 to 15 mph.

    High: 47 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 28. West wind 10 to 15 mph.

    Low: 28 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 41. Southwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 22. Northwest wind 10 to 15 mph.
Monday
Sunny, with a high near 43. West wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 26. Southwest wind around 10 mph.
Tuesday
Sunny, with a high near 47. Northwest wind 10 to 15 mph.
Tuesday Night
Mostly clear, with a low around 28. West wind 10 to 15 mph.
Wednesday
Sunny, with a high near 50.
Wednesday Night
Mostly clear, with a low around 30.
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.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SE Mammoth Lakes CA
 37.56°N 118.87°W (Elev. 11175 ft)
10:30 am PST Dec 7, 2025
3pm PST Dec 7, 2025-6pm PST Dec 13, 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