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

Mount Shasta (KMHS)

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

Overcast

52°F

11°C

Humidity 56%
Wind Speed N 0 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 07 Dec 02:56 PM PST
Extended Forecast for

Mt Shasta CA

  • Tonight

    Tonight: Partly cloudy, with a low around 35. Calm wind.

    Low: 35 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 55. Calm wind.

    High: 55 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38. West southwest wind 3 to 5 mph.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. West southwest wind 3 to 6 mph.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain.  Patchy fog before 10pm, then patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 40. Light west northwest wind.

    Low: 40 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: A 20 percent chance of rain before 10am.  Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 59.

    High: 59 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Thursday Night

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

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 35. Calm wind.
Monday
Sunny, with a high near 55. Calm wind.
Monday Night
Partly cloudy, with a low around 38. West southwest wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 56. West southwest wind 3 to 6 mph.
Tuesday Night
A 20 percent chance of rain. Patchy fog before 10pm, then patchy fog after 4am. Otherwise, mostly cloudy, with a low around 40. Light west northwest wind.
Wednesday
A 20 percent chance of rain before 10am. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
Sunny, with a high near 59.
Thursday Night
Mostly clear, with a low around 39.
Friday
Sunny, with a high near 61.
Friday Night
Mostly clear, with a low around 38.
Saturday
Sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
A slight chance of rain. Mostly sunny, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Mt Shasta CA
 41.33°N 122.3°W (Elev. 3855 ft)
2:11 pm PST Dec 7, 2025
3pm PST Dec 7, 2025-6pm PST Dec 14, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database