Strong Atmospheric River Bringing Heavy Rain to the Pacific Northwest; Areas of Snow in the North-Central and Eastern U.S.

A strong atmospheric river will bring prolonged heavy rainfall along with gusty winds to the Pacific Northwest through much of this week. The heavy rainfall may lead to widespread urban and river flooding. Accumulating snow is expected over parts of the central Appalachians and Mid-Atlantic today as well as the Upper Midwest and the Upper Great Lakes this evening into Tuesday. Read More >

Current conditions at

DW5868 Mammoth Lakes (D5868)

Lat: 37.625°NLon: 118.98°WElev: 7973.0ft.

NA

54°F

12°C

Humidity 23%
Wind Speed SW 0 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 17°F (-8°C)
Visibility NA
Last update 08 Dec 12:30 PM PST
Extended Forecast for

2 Miles SSW Mammoth Lakes CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 48. Calm wind.

    High: 48 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 36. Southwest wind around 5 mph.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 50. Southeast wind around 5 mph becoming northeast in the afternoon.

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 36. West wind around 5 mph.

    Low: 36 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 51. Northwest wind around 5 mph becoming calm  in the morning.

    High: 51 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 37. West wind around 5 mph.

    Low: 37 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 35.

    Low: 35 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 48. Calm wind.
Tonight
Mostly clear, with a low around 36. Southwest wind around 5 mph.
Tuesday
Sunny, with a high near 50. Southeast wind around 5 mph becoming northeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 36. West wind around 5 mph.
Wednesday
Sunny, with a high near 51. Northwest wind around 5 mph becoming calm in the morning.
Wednesday Night
Mostly clear, with a low around 37. West wind around 5 mph.
Thursday
Sunny, with a high near 52.
Thursday Night
Clear, with a low around 35.
Friday
Sunny, with a high near 51.
Friday Night
Mostly clear, with a low around 34.
Saturday
Sunny, with a high near 49.
Saturday Night
Mostly clear, with a low around 33.
Sunday
Sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Mammoth Lakes CA
 37.61°N 118.99°W (Elev. 9137 ft)
10:30 am PST Dec 8, 2025
12pm PST Dec 8, 2025-6pm PST Dec 14, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database