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

Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

Alturas (KAAT)

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

Partly Cloudy

34°F

1°C

Humidity 86%
Wind Speed W 4 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 12 Apr 09:20 PM PDT
Extended Forecast for

Alturas CA

  • Tonight

    Tonight: A slight chance of rain before 10pm, then a chance of rain and snow after 2am. Snow level 4600 feet. Mostly cloudy, with a low around 26. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 26 °F

    Slight Chance
    Rain then
    Chance
    Rain/Snow

  • Monday

    Monday: A slight chance of rain and snow before 8am, then a slight chance of rain after 11am. Snow level 4400 feet rising to 6100 feet in the afternoon. Cloudy, then gradually becoming mostly sunny, with a high near 51. Calm wind becoming west northwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.

    High: 51 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26. West northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 58. Light and variable wind becoming west southwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 58 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain after 11pm, mixing with snow after 5am. Snow level 6500 feet. Mostly cloudy, with a low around 36. Southwest wind 6 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

  • Wednesday

    Wednesday: Rain likely, possibly mixed with snow, becoming all rain after 8am. Snow level 5900 feet rising to 6700 feet in the afternoon. Cloudy, with a high near 51. Breezy. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 51 °F

    Rain/Snow
    Likely then
    Rain Likely
    and Breezy

  • Wednesday Night

    Wednesday Night: Rain before 8pm, then rain and snow between 8pm and 11pm, then a chance of snow after 11pm. Snow level 6500 feet lowering to 4400 feet after midnight . Low around 19. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 19 °F

    Rain/Snow
    then Chance
    Snow

  • Thursday

    Thursday: A slight chance of snow before 11am. Mostly sunny, with a high near 47.

    High: 47 °F

    Slight Chance
    Snow then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of rain before 10pm, then a chance of rain and snow after 2am. Snow level 4600 feet. Mostly cloudy, with a low around 26. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday
A slight chance of rain and snow before 8am, then a slight chance of rain after 11am. Snow level 4400 feet rising to 6100 feet in the afternoon. Cloudy, then gradually becoming mostly sunny, with a high near 51. Calm wind becoming west northwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 26. West northwest wind 5 to 7 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 58. Light and variable wind becoming west southwest 6 to 11 mph in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
A slight chance of rain after 11pm, mixing with snow after 5am. Snow level 6500 feet. Mostly cloudy, with a low around 36. Southwest wind 6 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Wednesday
Rain likely, possibly mixed with snow, becoming all rain after 8am. Snow level 5900 feet rising to 6700 feet in the afternoon. Cloudy, with a high near 51. Breezy. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday Night
Rain before 8pm, then rain and snow between 8pm and 11pm, then a chance of snow after 11pm. Snow level 6500 feet lowering to 4400 feet after midnight . Low around 19. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Thursday
A slight chance of snow before 11am. Mostly sunny, with a high near 47.
Thursday Night
Mostly clear, with a low around 17.
Friday
Sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
A chance of rain. Snow level 6200 feet rising to 7100 feet in the afternoon. Partly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alturas CA
 41.47°N 120.56°W (Elev. 4357 ft)
Last Update:
4:56 pm PDT Apr 12, 2026
Forecast Valid:
9pm PDT Apr 12, 2026-6pm PDT Apr 19, 2026
 
Forecast Discussion
 
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