Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

Mount Shasta (KMHS)

Lat: 41.31494°NLon: 122.31702°WElev: 3540.0ft.

Clear

59°F

15°C

Humidity 53%
Wind Speed NA 3 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 10 Dec 12:56 PM PST
Extended Forecast for

Mount Shasta CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 63. Northwest wind around 8 mph.

    High: 63 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 39. West northwest wind 3 to 5 mph.

    Low: 39 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 62. Light northwest wind.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 37. Light north northwest wind.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 63. Light north wind.

    High: 63 °F

    Sunny

  • Friday Night

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

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 57.

    High: 57 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 63. Northwest wind around 8 mph.
Tonight
Mostly clear, with a low around 39. West northwest wind 3 to 5 mph.
Thursday
Sunny, with a high near 62. Light northwest wind.
Thursday Night
Mostly clear, with a low around 37. Light north northwest wind.
Friday
Sunny, with a high near 63. Light north wind.
Friday Night
Mostly clear, with a low around 38.
Saturday
Sunny, with a high near 62.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 57.
Sunday Night
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 38.
Monday
A chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 52.
Monday Night
Rain likely. Mostly cloudy, with a low around 38.
Tuesday
Rain likely. Mostly cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Shasta CA
 41.3°N 122.32°W (Elev. 3415 ft)
12:42 pm PST Dec 10, 2025
1pm PST Dec 10, 2025-6pm PST Dec 16, 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