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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

FW0649 Dufur (F0649)

Lat: 45.44717°NLon: 121.14783°WElev: 1366.54ft.

NA

76°F

24°C

Humidity 35%
Wind Speed NA 3 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 46°F (8°C)
Visibility NA
Heat Index78°F (26°C)
Last update 03 Oct 05:45 PM PDT
Extended Forecast for

Grass Valley OR

  • Tonight

    Tonight: Mostly clear, with a low around 51. East wind 5 to 8 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 79. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 79 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 54. Northeast wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 81. Light and variable wind becoming west 5 to 7 mph in the morning.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50. Northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 51.

    Low: 51 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 51. East wind 5 to 8 mph becoming calm in the evening.
Sunday
Increasing clouds, with a high near 79. Calm wind becoming northeast around 5 mph in the afternoon.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 54. Northeast wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 81. Light and variable wind becoming west 5 to 7 mph in the morning.
Monday Night
Mostly clear, with a low around 50. Northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Clear, with a low around 51.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 71.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grass Valley OR
 45.35°N 120.79°W (Elev. 2300 ft)
Last Update:
3:00 pm PDT Oct 3, 2026
Forecast Valid:
6pm PDT Oct 3, 2026-6pm PDT Oct 10, 2026
 
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