Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Alturas (KAAT)

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

Overcast

47°F

8°C

Humidity 65%
Wind Speed WSW 10 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 14 Apr 09:55 PM PDT
Extended Forecast for

11 Miles ENE Bieber CA

Wind Advisory April 15, 11:00am until April 15, 08:00pm
Click here for hazard details and duration
Wind Advisory
  • Tonight

    Tonight: A slight chance of rain between 11pm and midnight.  Snow level 6800 feet. Mostly cloudy, with a low around 39. South southwest wind 6 to 9 mph.  Chance of precipitation is 20%.

    Low: 39 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after 4pm.  Snow level 6500 feet. Mostly cloudy, with a high near 52. Breezy, with a west southwest wind 6 to 11 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.  Chance of precipitation is 60%.

    High: 52 °F

    Rain Likely
    and Breezy

  • Wednesday Night

    Wednesday Night: Rain before 11pm, then a chance of snow.  Low around 24. Breezy, with a west southwest wind 19 to 24 mph becoming north 7 to 12 mph in the evening. Winds could gust as high as 37 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Rain/Snow and
    Breezy then
    Chance Snow

  • Thursday

    Thursday: Sunny, with a high near 47. Light north wind increasing to 6 to 11 mph in the afternoon.

    High: 47 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 23. North wind 6 to 11 mph becoming light east northeast  in the evening.

    Low: 23 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain after 11pm.  Snow level 7600 feet lowering to 6300 feet after midnight . Mostly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
A slight chance of rain between 11pm and midnight. Snow level 6800 feet. Mostly cloudy, with a low around 39. South southwest wind 6 to 9 mph. Chance of precipitation is 20%.
Wednesday
Rain likely, mainly after 4pm. Snow level 6500 feet. Mostly cloudy, with a high near 52. Breezy, with a west southwest wind 6 to 11 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 60%.
Wednesday Night
Rain before 11pm, then a chance of snow. Low around 24. Breezy, with a west southwest wind 19 to 24 mph becoming north 7 to 12 mph in the evening. Winds could gust as high as 37 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday
Sunny, with a high near 47. Light north wind increasing to 6 to 11 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 23. North wind 6 to 11 mph becoming light east northeast in the evening.
Friday
Sunny, with a high near 57.
Friday Night
Partly cloudy, with a low around 32.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
A slight chance of rain after 11pm. Snow level 7600 feet lowering to 6300 feet after midnight . Mostly cloudy, with a low around 37.
Sunday
A chance of rain. Snow level 6300 feet. Partly sunny, with a high near 60.
Sunday Night
A chance of rain. Snow level 6400 feet lowering to 5200 feet after midnight . Mostly cloudy, with a low around 37.
Monday
Rain and snow likely. Snow level 4800 feet rising to 5400 feet in the afternoon. Mostly cloudy, with a high near 53.
Monday Night
A chance of rain and snow. Snow level 5600 feet lowering to 4900 feet after midnight . Mostly cloudy, with a low around 33.
Tuesday
A chance of rain and snow. Snow level 4700 feet rising to 5900 feet in the afternoon. Partly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ENE Bieber CA
 41.19°N 120.96°W (Elev. 4199 ft)
8:46 pm PDT Apr 14, 2026
10pm PDT Apr 14, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

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