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

Top Stn/Summit (MTH03)

Lat: 37.63059°NLon: 119.03282°WElev: 11034.0ft.

NA

29°F

-2°C

Humidity 82%
Wind Speed SW 18 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Wind Chill17°F (-8°C)
Last update 07 Dec 07:25 PM PST
Extended Forecast for

3 Miles WNW Mammoth Lakes CA

  • Tonight

    Tonight: Mostly clear, with a low around 32. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 32 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 51. East wind around 5 mph becoming calm.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. Calm wind becoming west around 5 mph.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 54. Northwest wind around 5 mph.

    High: 54 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 38. West wind around 5 mph.

    Low: 38 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 58. Northwest wind around 5 mph.

    High: 58 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 32. Southwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 51. East wind around 5 mph becoming calm.
Monday Night
Mostly clear, with a low around 36. Calm wind becoming west around 5 mph.
Tuesday
Sunny, with a high near 54. Northwest wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 38. West wind around 5 mph.
Wednesday
Sunny, with a high near 58. Northwest wind around 5 mph.
Wednesday Night
Mostly clear, with a low around 39.
Thursday
Sunny, with a high near 56.
Thursday Night
Mostly clear, with a low around 38.
Friday
Sunny, with a high near 56.
Friday Night
Mostly clear, with a low around 38.
Saturday
Sunny, with a high near 55.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Sunny, with a high near 52.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Mammoth Lakes CA
 37.65°N 119.03°W (Elev. 8809 ft)
3:30 pm PST Dec 7, 2025
7pm 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