Critical Fire Weather in the High Plains and Midwest; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central/southern High Plains and portions of the Midwest. Two Pacific storms will continue to bring heavy mountain snow and gusty winds to the western U.S. through Thursday. A swath of wintry weather, including heavy snow and a wintry mix, is expected from the Northern Plains to New England. Read More >

Current conditions at

Mount Shasta (KMHS)

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

Overcast

31°F

-1°C

Humidity 78%
Wind Speed NA 4 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 18 Feb 12:56 PM PST
Extended Forecast for

15 Miles WSW Weed CA

Winter Storm Warning February 18, 01:17pm until February 19, 10:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning February 18, 01:17pm until February 19, 10:00am

    NOW until 10:00am Thu

    Winter Storm Warning

  • This Afternoon

    High: 23 °F

    Chance Snow

  • Tonight

    Tonight: Snow, mainly after 1am. The snow could be heavy at times.  Low around 19. South southeast wind 13 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    Low: 19 °F

    Chance Snow
    then Heavy
    Snow

  • Thursday

    Thursday: Snow, mainly before 8am. The snow could be heavy at times.  High near 26. South southeast wind 6 to 11 mph becoming north northwest in the morning.  Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

    High: 26 °F

    Heavy Snow
    then Chance
    Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before 10pm.  Partly cloudy, with a low around 12. North wind 5 to 9 mph.

    Low: 12 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Friday

    Friday: A 10 percent chance of snow after 4pm.  Mostly sunny, with a high near 26. South wind 7 to 11 mph.

    High: 26 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow, mainly after 10pm.  Mostly cloudy, with a low around 22. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow

  • Saturday

    Saturday: A 40 percent chance of snow.  Mostly cloudy, with a high near 32. Breezy.  New snow accumulation of 1 to 3 inches possible.

    High: 32 °F

    Chance Snow
    and Breezy

  • Saturday Night

    Saturday Night: Snow likely, mainly after 10pm. The snow could be heavy at times.  Mostly cloudy, with a low around 29. Windy.

    Low: 29 °F

    Heavy Snow
    and Windy

Detailed Forecast

This Afternoon
A 50 percent chance of snow. Mostly cloudy, with a high near 23. South southwest wind around 8 mph. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow, mainly after 1am. The snow could be heavy at times. Low around 19. South southeast wind 13 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Thursday
Snow, mainly before 8am. The snow could be heavy at times. High near 26. South southeast wind 6 to 11 mph becoming north northwest in the morning. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.
Thursday Night
A 20 percent chance of snow before 10pm. Partly cloudy, with a low around 12. North wind 5 to 9 mph.
Friday
A 10 percent chance of snow after 4pm. Mostly sunny, with a high near 26. South wind 7 to 11 mph.
Friday Night
A 40 percent chance of snow, mainly after 10pm. Mostly cloudy, with a low around 22. New snow accumulation of less than a half inch possible.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 32. Breezy. New snow accumulation of 1 to 3 inches possible.
Saturday Night
Snow likely, mainly after 10pm. The snow could be heavy at times. Mostly cloudy, with a low around 29. Windy.
Sunday
Snow. The snow could be heavy at times. Cloudy, with a high near 36. Breezy.
Sunday Night
Snow. The snow could be heavy at times. Cloudy, with a low around 34. Breezy.
Monday
Snow. The snow could be heavy at times. Cloudy, with a high near 36. Breezy.
Monday Night
Snow. The snow could be heavy at times. Cloudy, with a low around 29.
Tuesday
Snow. The snow could be heavy at times. Mostly cloudy, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles WSW Weed CA
 41.34°N 122.63°W (Elev. 5820 ft)
12:41 pm PST Feb 18, 2026
1pm PST Feb 18, 2026-6pm PST Feb 24, 2026
 
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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