National Weather Service Forecast for: Dallas OR
Issued by: National Weather Service Portland, OR
Updated: 1:45 am PST Dec 17, 2025
 
Overnight

Overnight: Rain likely, mainly before 5am. Mostly cloudy, with a low around 41. Breezy, with a west wind 14 to 18 mph, with gusts as high as 38 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Rain Likely
and Breezy
 Wednesday

Wednesday: Rain and thunderstorms likely, mainly before 4pm. Mostly cloudy, with a high near 48. South southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Rain Likely

 Wednesday
Night
Wednesday Night: Rain, mainly after 1am. Low around 40. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Slight Chance
Rain then
Rain
 Thursday

Thursday: Rain. The rain could be heavy at times. High near 56. Breezy, with a south southwest wind 8 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Heavy Rain
and Breezy
 Thursday
Night
Thursday Night: Rain. Low around 43. West wind 6 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Rain

 Friday

Friday: Rain. High near 48. Chance of precipitation is 100%.
Rain

 Friday
Night
Friday Night: Rain. Low around 39. Chance of precipitation is 90%.
Rain

 Saturday

Saturday: Rain. Mostly cloudy, with a high near 46.
Rain

 Saturday
Night
Saturday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 39.
Rain Likely
Lo 41 °F Hi 48 °F Lo 40 °F Hi 56 °F Lo 43 °F Hi 48 °F Lo 39 °F Hi 46 °F Lo 39 °F

Flood Watch
Wind Advisory
 

Overnight
 
 Rain likely, mainly before 5am. Mostly cloudy, with a low around 41. Breezy, with a west wind 14 to 18 mph, with gusts as high as 38 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
 
 Rain and thunderstorms likely, mainly before 4pm. Mostly cloudy, with a high near 48. South southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
 
 Rain, mainly after 1am. Low around 40. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
 
 Rain. The rain could be heavy at times. High near 56. Breezy, with a south southwest wind 8 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Thursday Night
 
 Rain. Low around 43. West wind 6 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Friday
 
 Rain. High near 48. Chance of precipitation is 100%.
Friday Night
 
 Rain. Low around 39. Chance of precipitation is 90%.
Saturday
 
 Rain. Mostly cloudy, with a high near 46.
Saturday Night
 
 Rain likely, mainly after 4am. Mostly cloudy, with a low around 39.
Sunday
 
 Rain. Mostly cloudy, with a high near 47.
Sunday Night
 
 Rain. Mostly cloudy, with a low around 41.
Monday
 
 Rain likely. Mostly cloudy, with a high near 48.
Monday Night
 
 A chance of rain. Mostly cloudy, with a low around 37.
Tuesday
 
 A chance of rain. Mostly cloudy, with a high near 45.

 

Forecast from NOAA-NWS for Dallas OR.