Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

Alturas (KAAT)

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

Overcast

45°F

7°C

Humidity 81%
Wind Speed WSW 9 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 31 Mar 04:35 PM PDT
Extended Forecast for

11 Miles NNE Bieber CA

Winter Weather Advisory April 1, 05:00pm until April 2, 11:00am
Wind Advisory April 1, 11:00am until April 1, 11:00pm
Click here for hazard details and duration
Winter Weather Advisory
Wind Advisory
  • This Afternoon

    This Afternoon: Rain likely.  Snow level 7200 feet. Mostly cloudy, with a high near 45. Southwest wind around 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%.

    High: 45 °F

    Rain Likely

  • Tonight

    Tonight: Rain and snow, mainly before 5am.  Snow level 6900 feet lowering to 6300 feet after midnight . Low around 36. South southwest wind 14 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain, possibly mixed with snow. Some thunder is also possible.  Snow level 6400 feet. High near 39. Breezy, with a southwest wind 20 to 28 mph, with gusts as high as 41 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Rain/Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain, possibly mixed with snow showers, becoming all snow after 8pm. Some thunder is also possible.  Low around 28. Windy, with a southwest wind 26 to 31 mph, with gusts as high as 47 mph.  Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 28 °F

    Windy.
    Rain/Snow
    then Snow

  • Thursday

    Thursday: Snow likely, mainly before 11am.  Mostly cloudy, with a high near 37. West southwest wind 14 to 17 mph, with gusts as high as 26 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 37 °F

    Snow Likely

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 34.

    Low: 34 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

This Afternoon
Rain likely. Snow level 7200 feet. Mostly cloudy, with a high near 45. Southwest wind around 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Tonight
Rain and snow, mainly before 5am. Snow level 6900 feet lowering to 6300 feet after midnight . Low around 36. South southwest wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Rain, possibly mixed with snow. Some thunder is also possible. Snow level 6400 feet. High near 39. Breezy, with a southwest wind 20 to 28 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain, possibly mixed with snow showers, becoming all snow after 8pm. Some thunder is also possible. Low around 28. Windy, with a southwest wind 26 to 31 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Thursday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 37. West southwest wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Thursday Night
Mostly clear, with a low around 27.
Friday
Sunny, with a high near 51.
Friday Night
Clear, with a low around 34.
Saturday
Sunny, with a high near 59.
Saturday Night
Mostly clear, with a low around 40.
Sunday
Mostly sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
A chance of rain. Snow level 7100 feet rising to 7700 feet in the afternoon. Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Bieber CA
 41.27°N 121.04°W (Elev. 6135 ft)
4:41 pm PDT Mar 31, 2026
4pm PDT Mar 31, 2026-6pm PDT Apr 7, 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