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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

FW0649 Dufur (F0649)

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

NA

62°F

17°C

Humidity 67%
Wind Speed NA 5 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 51°F (11°C)
Visibility NA
Last update 20 Mar 03:45 PM PDT
Extended Forecast for

Grass Valley OR

  • Tonight

    Tonight: A 30 percent chance of rain after 11pm. Cloudy, with a low around 40. Northwest wind 9 to 18 mph, with gusts as high as 32 mph.

    Low: 40 °F

    Chance Rain

  • Saturday

    Saturday: Mostly cloudy through mid morning, then gradual clearing, with a high near 52. Northwest wind 11 to 20 mph, with gusts as high as 30 mph.

    High: 52 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 29. Northwest wind 13 to 18 mph becoming southwest 7 to 12 mph after midnight. Winds could gust as high as 30 mph.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 54. Southwest wind around 6 mph becoming north in the afternoon.

    High: 54 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 35. North wind 5 to 7 mph becoming west after midnight.

    Low: 35 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 56.

    High: 56 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain. Mostly cloudy, with a high near 59.

    High: 59 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

Detailed Forecast

Tonight
A 30 percent chance of rain after 11pm. Cloudy, with a low around 40. Northwest wind 9 to 18 mph, with gusts as high as 32 mph.
Saturday
Mostly cloudy through mid morning, then gradual clearing, with a high near 52. Northwest wind 11 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 29. Northwest wind 13 to 18 mph becoming southwest 7 to 12 mph after midnight. Winds could gust as high as 30 mph.
Sunday
Mostly sunny, with a high near 54. Southwest wind around 6 mph becoming north in the afternoon.
Sunday Night
Mostly cloudy, with a low around 35. North wind 5 to 7 mph becoming west after midnight.
Monday
Mostly cloudy, with a high near 56.
Monday Night
Mostly cloudy, with a low around 41.
Tuesday
A 30 percent chance of rain. Mostly cloudy, with a high near 59.
Tuesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 38.
Wednesday
A chance of rain and snow, mainly before 11am. Partly sunny, with a high near 52. Breezy.
Wednesday Night
Partly cloudy, with a low around 30. Breezy.
Thursday
Sunny, with a high near 50.
Thursday Night
Mostly clear, with a low around 30.
Friday
Sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grass Valley OR
 45.35°N 120.79°W (Elev. 2300 ft)
Last Update:
3:30 pm PDT Mar 20, 2026
Forecast Valid:
4pm PDT Mar 20, 2026-6pm PDT Mar 27, 2026
 
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Additional Resources

Radar & Satellite Image

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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