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.

Clear

52°F

11°C

Humidity 50%
Wind Speed W 13 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 14 Apr 06:55 PM PDT
Extended Forecast for

3 Miles ENE Alturas 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 before 2am, then a slight chance of rain after 4am.  Snow level 7400 feet lowering to 6600 feet after midnight . Mostly cloudy, with a low around 40. South southwest wind 9 to 17 mph, with gusts as high as 26 mph.  Chance of precipitation is 20%.

    Low: 40 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Rain likely, mainly after 4pm.  Snow level 6500 feet. Mostly cloudy, with a high near 54. Breezy, with a west southwest wind 9 to 14 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 40 mph.  Chance of precipitation is 70%.

    High: 54 °F

    Rain Likely
    and Breezy

  • Wednesday Night

    Wednesday Night: Rain before 11pm, then a chance of snow.  Low around 22. Breezy, with a west southwest wind 15 to 25 mph becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 38 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Rain/Snow and
    Breezy then
    Chance Snow

  • Thursday

    Thursday: A 20 percent chance of snow before 11am.  Mostly sunny, with a high near 46. Light west northwest wind becoming north northwest 5 to 9 mph in the afternoon.

    High: 46 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 19. North wind 5 to 10 mph becoming light northeast  in the evening. Winds could gust as high as 21 mph.

    Low: 19 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Friday Night

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

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of rain before 2am, then a slight chance of rain after 4am. Snow level 7400 feet lowering to 6600 feet after midnight . Mostly cloudy, with a low around 40. South southwest wind 9 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Wednesday
Rain likely, mainly after 4pm. Snow level 6500 feet. Mostly cloudy, with a high near 54. Breezy, with a west southwest wind 9 to 14 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 70%.
Wednesday Night
Rain before 11pm, then a chance of snow. Low around 22. Breezy, with a west southwest wind 15 to 25 mph becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday
A 20 percent chance of snow before 11am. Mostly sunny, with a high near 46. Light west northwest wind becoming north northwest 5 to 9 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 19. North wind 5 to 10 mph becoming light northeast in the evening. Winds could gust as high as 21 mph.
Friday
Sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Mostly cloudy, with a low around 35.
Sunday
A chance of rain. Snow level 6400 feet. Partly sunny, with a high near 62.
Sunday Night
A chance of rain and snow. Snow level 6600 feet lowering to 5400 feet after midnight . Mostly cloudy, with a low around 35.
Monday
A chance of rain and snow. Snow level 5000 feet rising to 5500 feet in the afternoon. Partly sunny, with a high near 55.
Monday Night
A chance of rain and snow. Snow level 5800 feet lowering to 5000 feet after midnight . Mostly cloudy, with a low around 31.
Tuesday
A chance of rain and snow. Snow level 4800 feet rising to 5900 feet in the afternoon. Partly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Alturas CA
 41.5°N 120.5°W (Elev. 4406 ft)
4:41 pm PDT Apr 14, 2026
7pm PDT Apr 14, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

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