Storm Impacting the Southwest U.S.; Above Normal Temperatures Further East

A storm system will shift across the southwest U.S. through Thursday with widespread showers and isolated thunderstorms. Isolated flooding is possible. High-elevation snow is also expected in parts of Nevada and the southern Sierra Nevada range. East of this storm, above average temperatures will challenge or break daily record high temperatures this week in the southern Plains and southeast U.S. Read More >

Current conditions at

Alturas (KAAT)

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

Mostly Cloudy

46°F

8°C

Humidity 76%
Wind Speed N 0 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 18 Nov 02:55 PM PST
Extended Forecast for

Alturas CA

  • Tonight

    Tonight: Patchy freezing fog after 1am. Increasing clouds, with a low around 30. Calm wind becoming north northeast around 5 mph.

    Low: 30 °F

    Mostly Clear
    then Patchy
    Freezing Fog

  • Wednesday

    Wednesday: Patchy fog between 10am and 1pm. Patchy freezing fog before 10am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 51. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 51 °F

    Patchy
    Freezing Fog
    and Patchy
    Fog

  • Wednesday Night

    Wednesday Night: A slight chance of rain between 10pm and 4am, then showers likely after 4am.  Snow level 7000 feet lowering to 5700 feet after midnight . Increasing clouds, with a low around 32. South wind around 5 mph becoming calm  after midnight.  Chance of precipitation is 60%.

    Low: 32 °F

    Slight Chance
    Rain then
    Showers
    Likely

  • Thursday

    Thursday: Showers likely before 10am, then a slight chance of rain after 10am.  Snow level 5800 feet. Mostly cloudy, with a high near 44. Light and variable wind becoming north northwest 5 to 7 mph in the morning.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Showers
    Likely then
    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 23. Light and variable wind becoming northeast around 5 mph in the evening.

    Low: 23 °F

    Partly Cloudy

  • Friday

    Friday: Patchy freezing fog before 10am. Sunny, with a high near 51.

    High: 51 °F

    Patchy
    Freezing Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy freezing fog after 1am. Increasing clouds, with a low around 30. Calm wind becoming north northeast around 5 mph.
Wednesday
Patchy fog between 10am and 1pm. Patchy freezing fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 51. Calm wind becoming south 5 to 8 mph in the afternoon.
Wednesday Night
A slight chance of rain between 10pm and 4am, then showers likely after 4am. Snow level 7000 feet lowering to 5700 feet after midnight . Increasing clouds, with a low around 32. South wind around 5 mph becoming calm after midnight. Chance of precipitation is 60%.
Thursday
Showers likely before 10am, then a slight chance of rain after 10am. Snow level 5800 feet. Mostly cloudy, with a high near 44. Light and variable wind becoming north northwest 5 to 7 mph in the morning. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Partly cloudy, with a low around 23. Light and variable wind becoming northeast around 5 mph in the evening.
Friday
Patchy freezing fog before 10am. Sunny, with a high near 51.
Friday Night
Mostly clear, with a low around 25.
Saturday
Sunny, with a high near 55.
Saturday Night
Mostly clear, with a low around 26.
Sunday
Sunny, with a high near 57.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Mostly sunny, with a high near 53.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Mostly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
Alturas CA
 41.5°N 120.53°W (Elev. 4400 ft)
2:18 pm PST Nov 18, 2025
3pm PST Nov 18, 2025-6pm PST Nov 25, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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