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

KNOXVILLE CREEK (KNXC1)

Lat: 38.86194°NLon: 122.41722°WElev: 2200.0ft.

NA

59°F

15°C

Humidity 41%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 10 Dec 01:09 AM PST
Extended Forecast for

3 Miles NE Middletown CA

  • Overnight

    Overnight: Widespread frost after 4am.  Otherwise, clear, with a low around 34. Calm wind.

    Low: 34 °F

    Frost

  • Wednesday

    Wednesday: Widespread frost, mainly before 7am.  Otherwise, sunny, with a high near 71. North wind 3 to 5 mph.

    High: 71 °F

    Frost then
    Sunny

  • Wednesday Night

    Wednesday Night: Widespread frost after 4am.  Otherwise, mostly clear, with a low around 32. Calm wind becoming north northwest around 5 mph in the evening.

    Low: 32 °F

    Mostly Clear
    then Frost

  • Thursday

    Thursday: Widespread frost, mainly before 7am.  Otherwise, sunny, with a high near 71. North northwest wind around 6 mph becoming calm  in the morning.

    High: 71 °F

    Frost then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 69. Light east northeast wind.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Overnight
Widespread frost after 4am. Otherwise, clear, with a low around 34. Calm wind.
Wednesday
Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 71. North wind 3 to 5 mph.
Wednesday Night
Widespread frost after 4am. Otherwise, mostly clear, with a low around 32. Calm wind becoming north northwest around 5 mph in the evening.
Thursday
Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 71. North northwest wind around 6 mph becoming calm in the morning.
Thursday Night
Mostly clear, with a low around 43. Calm wind.
Friday
Sunny, with a high near 69. Light east northeast wind.
Friday Night
Mostly clear, with a low around 41.
Saturday
Sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 39.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
A slight chance of showers. Mostly cloudy, with a low around 42.
Monday
A chance of showers. Mostly cloudy, with a high near 61.
Monday Night
Showers likely. Mostly cloudy, with a low around 47.
Tuesday
A chance of showers. Partly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Middletown CA
 38.79°N 122.59°W (Elev. 1398 ft)
1:10 am PST Dec 10, 2025
2am PST Dec 10, 2025-6pm PST Dec 16, 2025
 
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Additional Resources

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