National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Inclement Weather in the Pacific Northwest; Severe Thunderstorms in the Southeast; Impending Winter Storm

An approaching storm will bring rain and high elevation snow to Pacific Northwest through the weekend. Isolated severe thunderstorms are possible across parts of the Southeast today into this evening as a low strengthens over the Southeast. This system will form into a winter storm on Sunday that will bring heavy snow, high winds, and coastal flooding to the Mid-Atlantic and Northeast into Monday. Read More >

Hazardous Weather Conditions

Current conditions at

Mount Shasta (KMHS)

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

Overcast

34°F

1°C

Humidity 75%
Wind Speed NA 3 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 21 Feb 11:56 AM PST
Extended Forecast for

Mt Shasta CA

Winter Storm Warning February 21, 10:00pm until February 22, 04:00pm
Click here for hazard details and duration
Winter Storm Warning

  • This Afternoon

    This Afternoon: A chance of snow before 5pm, then a chance of rain and snow. Mostly cloudy, with a high near 38. Southeast wind 16 to 18 mph. Chance of precipitation is 30%. Total daytime snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance
    Rain/Snow

  • Tonight

    Tonight: Rain and snow likely before 10pm, then rain. Snow level 4100 feet. Low around 30. Southeast wind around 21 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 30 °F

    Rain/Snow
    Likely then
    Rain

  • Sunday

    Sunday: Rain. Snow level 4500 feet. High near 42. South wind 11 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 42 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly before 10pm. Snow level 6400 feet. Mostly cloudy, with a low around 34. South wind 9 to 11 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 34 °F

    Rain Likely

  • Monday

    Monday: A 40 percent chance of rain. Snow level 6700 feet. Mostly cloudy, with a high near 47. South wind around 9 mph, with gusts as high as 18 mph.

    High: 47 °F

    Chance Rain

  • Monday Night

    Monday Night: Rain. Low around 37. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 37 °F

    Rain

  • Tuesday

    Tuesday: Rain. High near 46. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 46 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before 4am. Snow level 6400 feet lowering to 5700 feet after midnight . Mostly cloudy, with a low around 31.

    Low: 31 °F

    Rain

  • Wednesday

    Wednesday: A chance of rain, mainly before 10am. Snow level 5100 feet. Partly sunny, with a high near 49.

    High: 49 °F

    Chance Rain

Detailed Forecast

This Afternoon
A chance of snow before 5pm, then a chance of rain and snow. Mostly cloudy, with a high near 38. Southeast wind 16 to 18 mph. Chance of precipitation is 30%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Rain and snow likely before 10pm, then rain. Snow level 4100 feet. Low around 30. Southeast wind around 21 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Sunday
Rain. Snow level 4500 feet. High near 42. South wind 11 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain likely, mainly before 10pm. Snow level 6400 feet. Mostly cloudy, with a low around 34. South wind 9 to 11 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A 40 percent chance of rain. Snow level 6700 feet. Mostly cloudy, with a high near 47. South wind around 9 mph, with gusts as high as 18 mph.
Monday Night
Rain. Low around 37. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tuesday
Rain. High near 46. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tuesday Night
Rain, mainly before 4am. Snow level 6400 feet lowering to 5700 feet after midnight . Mostly cloudy, with a low around 31.
Wednesday
A chance of rain, mainly before 10am. Snow level 5100 feet. Partly sunny, with a high near 49.
Wednesday Night
A slight chance of rain. Snow level 5200 feet. Mostly cloudy, with a low around 30.
Thursday
A slight chance of rain. Snow level 4700 feet rising to 6000 feet in the afternoon. Partly sunny, with a high near 54.
Thursday Night
A slight chance of rain. Snow level 6200 feet lowering to 5700 feet after midnight . Mostly cloudy, with a low around 31.
Friday
A slight chance of rain. Snow level 5200 feet rising to 6300 feet in the afternoon. Partly sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mt Shasta CA
 41.32°N 122.33°W (Elev. 3547 ft)
Last Update:
12:41 pm PST Feb 21, 2026
Forecast Valid:
12pm PST Feb 21, 2026-6pm PST Feb 27, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation