National Weather Service Forecast for: Grants Pass OR
Issued by: National Weather Service Medford, OR
Updated: 5:16 pm PST Dec 17, 2025
 
Tonight

Tonight: Rain, mainly after midnight. Patchy fog after 11pm. Snow level 3600 feet rising to 9900 feet after midnight. Low around 40. Light and variable wind. Chance of precipitation is 80%.
Chance Rain
and Patchy
Fog then Rain
and Patchy
Fog
 Thursday

Thursday: Rain. High near 56. North northeast wind 6 to 11 mph becoming south in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 80%.
Rain


 Thursday
Night
Thursday Night: Rain. Low around 49. South southwest wind around 11 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Rain


 Friday

Friday: Rain. High near 52. Southwest wind around 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Rain


 Friday
Night
Friday Night: Rain likely, mainly before 10pm. Snow level 3400 feet. Mostly cloudy, with a low around 35. West wind 3 to 5 mph. Chance of precipitation is 60%.
Rain Likely
then Chance
Rain

 Saturday

Saturday: A 30 percent chance of rain, mainly after 10am. Snow level 3100 feet rising to 3900 feet in the afternoon. Mostly cloudy, with a high near 46.
Chance Rain


 Saturday
Night
Saturday Night: Rain likely, mainly after 10pm. Mostly cloudy, with a low around 39. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Rain Likely


 Sunday

Sunday: Rain. Cloudy, with a high near 49.
Rain


 Sunday
Night
Sunday Night: Rain. Cloudy, with a low around 39.
Rain
Lo 40 °F Hi 56 °F Lo 49 °F Hi 52 °F Lo 35 °F Hi 46 °F Lo 39 °F Hi 49 °F Lo 39 °F

Hydrologic Outlook
Wind Advisory
 

Tonight
 
 Rain, mainly after midnight. Patchy fog after 11pm. Snow level 3600 feet rising to 9900 feet after midnight. Low around 40. Light and variable wind. Chance of precipitation is 80%.
Thursday
 
 Rain. High near 56. North northeast wind 6 to 11 mph becoming south in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 80%.
Thursday Night
 
 Rain. Low around 49. South southwest wind around 11 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
 
 Rain. High near 52. Southwest wind around 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
 
 Rain likely, mainly before 10pm. Snow level 3400 feet. Mostly cloudy, with a low around 35. West wind 3 to 5 mph. Chance of precipitation is 60%.
Saturday
 
 A 30 percent chance of rain, mainly after 10am. Snow level 3100 feet rising to 3900 feet in the afternoon. Mostly cloudy, with a high near 46.
Saturday Night
 
 Rain likely, mainly after 10pm. Mostly cloudy, with a low around 39. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
 
 Rain. Cloudy, with a high near 49.
Sunday Night
 
 Rain. Cloudy, with a low around 39.
Monday
 
 Rain likely. Mostly cloudy, with a high near 47.
Monday Night
 
 A chance of rain. Snow level 3800 feet. Mostly cloudy, with a low around 34.
Tuesday
 
 A chance of rain. Snow level 3700 feet. Partly sunny, with a high near 44.
Tuesday Night
 
 A chance of rain. Snow level 3900 feet. Mostly cloudy, with a low around 33.
Wednesday
 
 A chance of rain. Snow level 3600 feet. Partly sunny, with a high near 44.

 

Forecast from NOAA-NWS for Grants Pass OR.