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Grass Valley, Oregon

Current conditions and the National Weather Service 7-day forecast for Grass Valley, Oregon — temperature, rain chance, wind, radar and active alerts.

Saturday Aug 29 night: a low around 45°F. Sunday Aug 30: a high near 73°F and a low around 49°F. Highs over the period run 65°F to 80°F.

National Weather Service forecast for Grass Valley, Oregon
DayHighLowPrecip
Saturday Aug 2945°
Sunday Aug 3073°49°
Monday Aug 3180°55°
Tuesday Sep 175°51°
Wednesday Sep 267°49°
Thursday Sep 365°46°
Friday Sep 467°48°
Saturday Sep 569°

NOAA NWS NDFD 2.5 km, run 2026-08-30 00:00 UTC · days are local time in America/Los Angeles. The live page updates continuously.

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