NWS Forecast for Corvallis OR

National Weather Service Forecast for: Corvallis OR
Issued by: National Weather Service Portland, OR

Updated: 6:41 am PDT May 29, 2026

Today Slight Chance Showers then Partly Sunny	Tonight Partly Cloudy	Saturday Mostly Sunny	Saturday Night Mostly Clear	Sunday Sunny	Sunday Night Clear	Monday Sunny	Monday Night Mostly Clear	Tuesday Sunny
Hi 65 °F	Lo 42 °F	Hi 66 °F	Lo 41 °F	Hi 71 °F	Lo 45 °F	Hi 83 °F	Lo 53 °F	Hi 88 °F

Today	A 20 percent chance of showers before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 65. West northwest wind 3 to 8 mph.
Tonight	Partly cloudy, with a low around 42. Northwest wind 5 to 9 mph becoming calm after midnight.
Saturday	Mostly sunny, with a high near 66. Calm wind becoming north around 6 mph in the afternoon.
Saturday Night	Mostly clear, with a low around 41. Northwest wind 5 to 9 mph becoming calm in the evening.
Sunday	Sunny, with a high near 71. Calm wind becoming north 5 to 8 mph in the afternoon.
Sunday Night	Clear, with a low around 45.
Monday	Sunny, with a high near 83.
Monday Night	Mostly clear, with a low around 53.
Tuesday	Sunny, with a high near 88.
Tuesday Night	Mostly cloudy, with a low around 53.
Wednesday	Partly sunny, with a high near 77.
Wednesday Night	Partly cloudy, with a low around 49.
Thursday	Sunny, with a high near 77.

Forecast from NOAA-NWS for Corvallis OR.