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

Atmospheric River Continues Areas of Heavy Rain and Snow for California This Weekend

An atmospheric river will continue to bring gusty winds, moderate to heavy rainfall, and potential flooding to southern California and the southern Great Basin through Sunday. Periods of heavy snow will continue as well above 7,000 feet over the Sierra Nevada mountains associated with this atmospheric river. Read More >

Current conditions at

Alturas (KAAT)

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

Clear

39°F

4°C

Humidity 93%
Wind Speed SSW 3 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 15 Nov 09:00 PM PST
Extended Forecast for

11 Miles NNE Bieber CA

  • Tonight

    Tonight: Rain likely, mainly after 2am. Mostly cloudy, with a low around 38. East wind 5 to 8 mph becoming south after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Slight Chance
    Rain then
    Rain Likely

  • Sunday

    Sunday: Rain, mainly before 1pm. Snow level 7800 feet lowering to 7100 feet in the afternoon . Temperature falling to around 39 by 9am. Southwest wind around 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 44 °F⇓

    Rain

  • Sunday Night

    Sunday Night: Rain before 4am, then rain and snow. Snow level 6800 feet. Low around 35. Southeast wind 6 to 10 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain then
    Rain/Snow

  • Monday

    Monday: Snow, mainly before 4pm. High near 38. South wind 7 to 10 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 38 °F

    Snow

  • Monday Night

    Monday Night: A 30 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 32. North wind 7 to 9 mph. Little or no snow accumulation expected.

    Low: 32 °F

    Chance Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Chance Snow

Detailed Forecast

Tonight
Rain likely, mainly after 2am. Mostly cloudy, with a low around 38. East wind 5 to 8 mph becoming south after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain, mainly before 1pm. Snow level 7800 feet lowering to 7100 feet in the afternoon . Temperature falling to around 39 by 9am. Southwest wind around 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain before 4am, then rain and snow. Snow level 6800 feet. Low around 35. Southeast wind 6 to 10 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Monday
Snow, mainly before 4pm. High near 38. South wind 7 to 10 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday Night
A 30 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 32. North wind 7 to 9 mph. Little or no snow accumulation expected.
Tuesday
Partly sunny, with a high near 37.
Tuesday Night
Partly cloudy, with a low around 27.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 32.
Thursday
A chance of snow. Mostly cloudy, with a high near 35.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 29.
Friday
Mostly sunny, with a high near 37.
Friday Night
Partly cloudy, with a low around 29.
Saturday
Mostly sunny, with a high near 42.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Bieber CA
 41.27°N 121.04°W (Elev. 6135 ft)
Last Update:
8:46 pm PST Nov 15, 2025
Forecast Valid:
9pm PST Nov 15, 2025-6pm PST Nov 22, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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