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

Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Current conditions at

Alturas (KAAT)

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

Clear

23°F

-5°C

Humidity 80%
Wind Speed SSW 3 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 16 Apr 05:55 AM PDT
Extended Forecast for

11 Miles ENE Bieber CA

  • Today

    Today: Sunny, with a high near 46. North wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 46 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 22. North northeast wind 8 to 13 mph becoming light northeast after midnight. Winds could gust as high as 20 mph.

    Low: 22 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 59. Light east northeast wind becoming east southeast 5 to 9 mph in the morning.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32. East southeast wind 6 to 8 mph.

    Low: 32 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 67. East southeast wind 5 to 11 mph becoming south southwest in the afternoon.

    High: 67 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of rain after 11am. Snow level 6500 feet rising to 7500 feet in the afternoon. Partly sunny, with a high near 66.

    High: 66 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: A chance of rain. Snow level 7400 feet lowering to 6600 feet. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Monday

    Monday: Rain likely, mainly after 11am. Snow level 5900 feet. Mostly cloudy, with a high near 60.

    High: 60 °F

    Rain Likely

Detailed Forecast

Today
Sunny, with a high near 46. North wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.
Tonight
Mostly clear, with a low around 22. North northeast wind 8 to 13 mph becoming light northeast after midnight. Winds could gust as high as 20 mph.
Friday
Sunny, with a high near 59. Light east northeast wind becoming east southeast 5 to 9 mph in the morning.
Friday Night
Partly cloudy, with a low around 32. East southeast wind 6 to 8 mph.
Saturday
Sunny, with a high near 67. East southeast wind 5 to 11 mph becoming south southwest in the afternoon.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
A 20 percent chance of rain after 11am. Snow level 6500 feet rising to 7500 feet in the afternoon. Partly sunny, with a high near 66.
Sunday Night
A chance of rain. Snow level 7400 feet lowering to 6600 feet. Mostly cloudy, with a low around 40.
Monday
Rain likely, mainly after 11am. Snow level 5900 feet. Mostly cloudy, with a high near 60.
Monday Night
A chance of rain. Snow level 6300 feet lowering to 5600 feet after midnight . Mostly cloudy, with a low around 35.
Tuesday
Rain likely. Snow level 5400 feet rising to 6200 feet in the afternoon. Mostly cloudy, with a high near 53.
Tuesday Night
A chance of rain. Snow level 6400 feet lowering to 5700 feet after midnight . Mostly cloudy, with a low around 34.
Wednesday
A chance of rain. Snow level 5600 feet rising to 6400 feet in the afternoon. Partly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ENE Bieber CA
 41.19°N 120.96°W (Elev. 4199 ft)
Last Update:
4:40 am PDT Apr 16, 2026
Forecast Valid:
6am PDT Apr 16, 2026-6pm PDT Apr 22, 2026
 
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Additional Resources

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Chance of Precipitation