National Weather Service Forecast for: Newberg OR
Issued by: National Weather Service Portland, OR
Updated: 1:45 am PST Dec 18, 2025
 
Overnight

Overnight: Rain.  Low around 41. South wind around 6 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Rain
Thursday

Thursday: Rain.  High near 55. Breezy, with a southeast wind 11 to 18 mph becoming south southwest in the afternoon. Winds could gust as high as 36 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Rain and
Breezy
Thursday
Night
Thursday Night: Rain, mainly before 1am.  Low around 41. West southwest wind 8 to 13 mph becoming light  after midnight. Winds could gust as high as 26 mph.  Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Rain
Friday

Friday: Rain.  Snow level 2300 feet. High near 47. South southwest wind 3 to 7 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Rain
Friday
Night
Friday Night: Rain.  Low around 39. South southwest wind 6 to 8 mph.  Chance of precipitation is 90%.
Rain
Saturday

Saturday: Rain, mainly before 4pm.  High near 46. Chance of precipitation is 80%.
Rain
Saturday
Night
Saturday Night: Rain likely, mainly after 10pm.  Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Rain Likely
Sunday

Sunday: Rain.  Cloudy, with a high near 46.
Rain
Sunday
Night
Sunday Night: Rain.  Cloudy, with a low around 40.
Rain
Lo 41 °F Hi 55 °F Lo 41 °F Hi 47 °F Lo 39 °F Hi 46 °F Lo 39 °F Hi 46 °F Lo 40 °F

Flood Watch
Wind Advisory
 

Overnight
 
Rain. Low around 41. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
 
Rain. High near 55. Breezy, with a southeast wind 11 to 18 mph becoming south southwest in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Thursday Night
 
Rain, mainly before 1am. Low around 41. West southwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Friday
 
Rain. Snow level 2300 feet. High near 47. South southwest wind 3 to 7 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
 
Rain. Low around 39. South southwest wind 6 to 8 mph. Chance of precipitation is 90%.
Saturday
 
Rain, mainly before 4pm. High near 46. Chance of precipitation is 80%.
Saturday Night
 
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Sunday
 
Rain. Cloudy, with a high near 46.
Sunday Night
 
Rain. Cloudy, with a low around 40.
Monday
 
Rain. Mostly cloudy, with a high near 46.
Monday Night
 
Rain likely. Mostly cloudy, with a low around 38.
Tuesday
 
A chance of rain. Partly sunny, with a high near 46.
Tuesday Night
 
A chance of rain. Mostly cloudy, with a low around 36.
Wednesday
 
A chance of rain. Mostly cloudy, with a high near 44.

 

Forecast from NOAA-NWS for Newberg OR.