Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

SUGARLOAF (SHF) (SLFC1)

Lat: 40.91596°NLon: 122.43483°WElev: 3259.0ft.

NA

54°F

12°C

Humidity 58%
Wind Speed N 9 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 09 Dec 10:19 PM PST
Extended Forecast for

5 Miles NNE Central Valley CA

  • Tonight

    Tonight: Widespread haze after midnight. Mostly clear, with a low around 51. North northwest wind around 6 mph.

    Low: 51 °F

    Clear then
    Haze

  • Wednesday

    Wednesday: Widespread haze before 11am. Sunny, with a high near 60. North wind around 6 mph becoming calm  in the afternoon.

    High: 60 °F

    Haze then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. North wind around 6 mph.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 60. North wind 3 to 6 mph.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49. North wind around 6 mph.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Tonight
Widespread haze after midnight. Mostly clear, with a low around 51. North northwest wind around 6 mph.
Wednesday
Widespread haze before 11am. Sunny, with a high near 60. North wind around 6 mph becoming calm in the afternoon.
Wednesday Night
Mostly clear, with a low around 49. North wind around 6 mph.
Thursday
Sunny, with a high near 60. North wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 49. North wind around 6 mph.
Friday
Sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Sunny, with a high near 59.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
A chance of showers. Mostly cloudy, with a high near 54.
Monday Night
Showers likely. Mostly cloudy, with a low around 47.
Tuesday
A chance of showers. Partly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Central Valley CA
 40.74°N 122.32°W (Elev. 1398 ft)
1:21 pm PST Dec 9, 2025
10pm PST Dec 9, 2025-6pm PST Dec 16, 2025
 
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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