National Weather Service Forecast for: Corvallis OR
Issued by: National Weather Service Portland, OR
Updated: 7:42 am PDT May 26, 2026
 
Today

Today: A slight chance of showers between 10am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 65. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
Showers
 Tonight

Tonight: A 20 percent chance of showers before 8pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 46. Northwest wind 5 to 8 mph becoming calm after midnight.
Slight Chance
Showers then
Patchy Fog
 Wednesday

Wednesday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 76. Calm wind becoming north around 6 mph in the afternoon.
Patchy Fog
then Mostly
Sunny
 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 49. West northwest wind 5 to 8 mph becoming calm after midnight.
Partly Cloudy

 Thursday

Thursday: Mostly sunny, with a high near 76. Calm wind becoming west northwest around 5 mph in the afternoon.
Mostly Sunny

 Thursday
Night
Thursday Night: A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 49.
Slight Chance
Showers then
Mostly Cloudy
 Friday

Friday: Mostly cloudy, with a high near 66.
Mostly Cloudy

 Friday
Night
Friday Night: Partly cloudy, with a low around 44.
Partly Cloudy

 Saturday

Saturday: Mostly sunny, with a high near 66.
Mostly Sunny
Hi 65 °F Lo 46 °F Hi 76 °F Lo 49 °F Hi 76 °F Lo 49 °F Hi 66 °F Lo 44 °F Hi 66 °F

 

Today
 
 A slight chance of showers between 10am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 65. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
 
 A 20 percent chance of showers before 8pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 46. Northwest wind 5 to 8 mph becoming calm after midnight.
Wednesday
 
 Patchy fog before 7am. Otherwise, mostly sunny, with a high near 76. Calm wind becoming north around 6 mph in the afternoon.
Wednesday Night
 
 Partly cloudy, with a low around 49. West northwest wind 5 to 8 mph becoming calm after midnight.
Thursday
 
 Mostly sunny, with a high near 76. Calm wind becoming west northwest around 5 mph in the afternoon.
Thursday Night
 
 A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 49.
Friday
 
 Mostly cloudy, with a high near 66.
Friday Night
 
 Partly cloudy, with a low around 44.
Saturday
 
 Mostly sunny, with a high near 66.
Saturday Night
 
 Mostly clear, with a low around 42.
Sunday
 
 Sunny, with a high near 71.
Sunday Night
 
 Mostly clear, with a low around 45.
Monday
 
 Sunny, with a high near 83.

 

Forecast from NOAA-NWS for Corvallis OR.