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

Extremely Critical Fire Weather in the Central Plains; Active Pattern in the West

Gusty to high winds and low relative humidity will bring critical to extremely critical fire weather conditions to the central and southern Plains today into Wednesday. Use caution with any potential ignition sources. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain and heavy mountain snow. Read More >

Hazardous Weather Conditions

Current conditions at

Mount Shasta (KMHS)

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

Mist

30°F

-1°C

Humidity 92%
Wind Speed E 4 MPH
Barometer 29.42 in (996.28 mb)
Dewpoint 28°F (-2°C)
Visibility 3.00 mi
Wind Chill26°F (-3°C)
Last update 17 Feb 08:56 AM PST
Extended Forecast for

Mount Shasta CA

Winter Storm Warning February 17, 09:18am until February 19, 10:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning February 17, 09:18am until February 19, 10:00am

    NOW until 10:00am Thu

    Winter Storm Warning

  • Today

    High: 33 °F

    Heavy Snow
    then Snow
    Showers
    Likely

  • Tonight

    Tonight: A chance of snow before 7pm, then a chance of snow after 2am. Mostly cloudy, with a low around 15. North northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 15 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow, mainly after 10am. High near 31. Calm wind becoming southeast around 6 mph in the morning. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 31 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times. Low around 22. Southeast wind 6 to 9 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    Low: 22 °F

    Heavy Snow

  • Thursday

    Thursday: Snow, mainly before 4pm. The snow could be heavy at times. High near 33. South wind 5 to 7 mph becoming west in the afternoon. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 33 °F

    Heavy Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow, mainly before 10pm. Partly cloudy, with a low around 14. New snow accumulation of less than a half inch possible.

    Low: 14 °F

    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow, mainly after 10am. Partly sunny, with a high near 33. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

Detailed Forecast

Today
Snow showers before 4pm, then snow likely between 4pm and 5pm, then snow showers likely after 5pm. The snow could be heavy at times. Some thunder is also possible. High near 33. South southeast wind 6 to 11 mph becoming light and variable in the afternoon. Chance of precipitation is 100%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
A chance of snow before 7pm, then a chance of snow after 2am. Mostly cloudy, with a low around 15. North northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Wednesday
Snow, mainly after 10am. High near 31. Calm wind becoming southeast around 6 mph in the morning. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow. The snow could be heavy at times. Low around 22. Southeast wind 6 to 9 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Thursday
Snow, mainly before 4pm. The snow could be heavy at times. High near 33. South wind 5 to 7 mph becoming west in the afternoon. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
A 40 percent chance of snow, mainly before 10pm. Partly cloudy, with a low around 14. New snow accumulation of less than a half inch possible.
Friday
A 30 percent chance of snow, mainly after 10am. Partly sunny, with a high near 33. New snow accumulation of less than a half inch possible.
Friday Night
A chance of snow. Mostly cloudy, with a low around 24.
Saturday
Snow likely, mainly after 4pm. Mostly cloudy, with a high near 37.
Saturday Night
Snow. The snow could be heavy at times. Mostly cloudy, with a low around 29.
Sunday
Rain and snow. The snow could be heavy at times. Snow level rising to 4300 feet in the afternoon. Cloudy, with a high near 40.
Sunday Night
Rain, possibly mixed with snow. Snow level 4600 feet. Cloudy, with a low around 33.
Monday
Rain and snow. Snow level 4500 feet. Cloudy, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Shasta CA
 41.31°N 122.29°W (Elev. 3816 ft)
Last Update:
8:37 am PST Feb 17, 2026
Forecast Valid:
9am PST Feb 17, 2026-6pm PST Feb 23, 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