National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

OROVILLE (OVLW1)

Lat: 48.96311°NLon: 119.49161°WElev: 1450.0ft.

NA

48°F

9°C

Humidity 79%
Wind Speed SSE 11 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Wind Chill43°F (6°C)
Last update 08 Dec 07:41 PM PST
Extended Forecast for

Oroville WA

  • Tonight

    Tonight: Rain likely before 1am. Snow level 6500 feet lowering to 3500 feet after midnight . Mostly cloudy, with a low around 37. Southwest wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Rain Likely

  • Tuesday

    Tuesday: A 30 percent chance of rain after 4pm. Snow level 2800 feet. Mostly cloudy, with a high near 47. South wind 3 to 6 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Partly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain before 10pm, then rain, possibly mixed with snow. Snow level 2600 feet rising to 4500 feet after midnight. Steady temperature around 41. Southeast wind around 8 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 41 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain likely, mainly before 10am. Mostly cloudy, with a high near 49. South wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely. Mostly cloudy, with a low around 38. South wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Rain Likely

  • Thursday

    Thursday: A 40 percent chance of rain. Mostly cloudy, with a high near 49.

    High: 49 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain

  • Friday

    Friday: A 20 percent chance of rain. Mostly cloudy, with a high near 47.

    High: 47 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Rain likely before 1am. Snow level 6500 feet lowering to 3500 feet after midnight . Mostly cloudy, with a low around 37. Southwest wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 30 percent chance of rain after 4pm. Snow level 2800 feet. Mostly cloudy, with a high near 47. South wind 3 to 6 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain before 10pm, then rain, possibly mixed with snow. Snow level 2600 feet rising to 4500 feet after midnight. Steady temperature around 41. Southeast wind around 8 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 49. South wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 38. South wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 49.
Thursday Night
A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 36.
Friday
A 20 percent chance of rain. Mostly cloudy, with a high near 47.
Friday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 38.
Saturday
A 20 percent chance of rain. Mostly cloudy, with a high near 46.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 37.
Sunday
A 40 percent chance of rain. Partly sunny, with a high near 48.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 37.
Monday
A 50 percent chance of rain. Mostly cloudy, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Oroville WA
 48.95°N 119.46°W (Elev. 1001 ft)
Last Update:
3:17 pm PST Dec 8, 2025
Forecast Valid:
8pm PST Dec 8, 2025-6pm PST Dec 15, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation