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

Alturas (KAAT)

Lat: 41.48362°NLon: 120.5615°WElev: 4383.0ft.

Mostly Cloudy

31°F

-1°C

Humidity 85%
Wind Speed S 12 MPH
Barometer 29.41 in (995.94 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 17 Feb 11:55 AM PST
Extended Forecast for

Alturas CA

Winter Weather Advisory February 17, 12:03pm until February 19, 10:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 17, 12:03pm until February 19, 10:00am

    NOW until 10:00am Thu

    Winter Weather Advisory

  • This Afternoon

    High: 35 °F

    Snow

  • Tonight

    Tonight: A 50 percent chance of snow, mainly after 4am. Mostly cloudy, with a low around 14. South southwest wind around 6 mph becoming light and variable. New snow accumulation of around an inch possible.

    Low: 14 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 32. West southwest wind 5 to 11 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: Snow likely, mainly after 10pm. Mostly cloudy, with a low around 17. South southeast wind 7 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 17 °F

    Snow Likely

  • Thursday

    Thursday: Snow, mainly before 4pm. High near 33. South wind 6 to 11 mph becoming west in the afternoon. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 8. New snow accumulation of less than a half inch possible.

    Low: 8 °F

    Chance Snow

  • Friday

    Friday: A 20 percent chance of snow. Partly sunny, with a high near 35.

    High: 35 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: A slight chance of snow. Mostly cloudy, with a low around 15.

    Low: 15 °F

    Slight Chance
    Snow

Detailed Forecast

This Afternoon
Snow. High near 35. West southwest wind 14 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
A 50 percent chance of snow, mainly after 4am. Mostly cloudy, with a low around 14. South southwest wind around 6 mph becoming light and variable. New snow accumulation of around an inch possible.
Wednesday
Snow likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 32. West southwest wind 5 to 11 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow likely, mainly after 10pm. Mostly cloudy, with a low around 17. South southeast wind 7 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday
Snow, mainly before 4pm. High near 33. South wind 6 to 11 mph becoming west in the afternoon. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 40 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 8. New snow accumulation of less than a half inch possible.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 35.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 15.
Saturday
A slight chance of snow. Partly sunny, with a high near 41.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 24.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 46.
Sunday Night
Rain and snow. Snow level 4900 feet. Mostly cloudy, with a low around 31.
Monday
Rain and snow. Snow level 5000 feet. Cloudy, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alturas CA
 41.5°N 120.53°W (Elev. 4400 ft)
Last Update:
9:41 am PST Feb 17, 2026
Forecast Valid:
12pm PST Feb 17, 2026-6pm PST Feb 23, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation