National Weather Service Forecast for: Dallas OR
Issued by: National Weather Service Portland, OR
Updated: 8:41 pm PST Dec 17, 2025
 
Tonight

Tonight: A slight chance of showers before midnight, then rain, mainly after 2am. Low around 40. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Slight Chance
Showers then
Rain
 Thursday

Thursday: Rain. The rain could be heavy at times. High near 55. Breezy, with a south wind 13 to 18 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.
Heavy Rain
and Breezy
 Thursday
Night
Thursday Night: Rain. The rain could be heavy at times. Low around 42. West wind 6 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Heavy Rain

 Friday

Friday: Rain. High near 47. West southwest wind 5 to 8 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
Rain

 Friday
Night
Friday Night: Showers. Low around 39. South southwest wind around 6 mph. Chance of precipitation is 90%.
Showers

 Saturday

Saturday: Showers. High near 47. Chance of precipitation is 80%.
Showers

 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. Mostly cloudy, with a high near 47.
Rain

 Sunday
Night
Sunday Night: Rain. Cloudy, with a low around 40.
Rain
Lo 40 °F Hi 55 °F Lo 42 °F Hi 47 °F Lo 39 °F Hi 47 °F Lo 39 °F Hi 47 °F Lo 40 °F

Wind Advisory
Flood Watch
 

Tonight
 
 A slight chance of showers before midnight, then rain, mainly after 2am. Low around 40. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
 
 Rain. The rain could be heavy at times. High near 55. Breezy, with a south wind 13 to 18 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.
Thursday Night
 
 Rain. The rain could be heavy at times. Low around 42. West wind 6 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Friday
 
 Rain. High near 47. West southwest wind 5 to 8 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
 
 Showers. Low around 39. South southwest wind around 6 mph. Chance of precipitation is 90%.
Saturday
 
 Showers. High near 47. 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. Mostly cloudy, with a high near 47.
Sunday Night
 
 Rain. Cloudy, with a low around 40.
Monday
 
 Rain. Mostly cloudy, with a high near 47.
Monday Night
 
 Rain likely. Mostly cloudy, with a low around 38.
Tuesday
 
 A chance of rain. Mostly cloudy, 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 Dallas OR.