National Weather Service Forecast for: Grants Pass OR
Issued by: National Weather Service Medford, OR
Updated: 12:56 pm PST Dec 16, 2025

Grants Pass
 
This
Afternoon
This Afternoon: Showers.  Patchy fog. High near 55. East wind around 5 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
High: 55 °F
Tonight

Tonight: Showers and possibly a thunderstorm before 3am, then a chance of showers and thunderstorms between 3am and 4am, then showers likely and possibly a thunderstorm after 4am.  Low around 42. Southeast wind 5 to 14 mph becoming west southwest after midnight. Winds could gust as high as 22 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Low: 42 °F
Wednesday

Wednesday: Showers likely, mainly before 10am.  Snow level 3500 feet. Partly sunny, with a steady temperature around 45. West northwest wind around 5 mph becoming calm  in the morning.  Chance of precipitation is 60%.
High: 45 °F
Wednesday
Night
Wednesday Night: Showers, mainly after 10pm.  Snow level 3700 feet rising to 5600 feet after midnight. Low around 41. Calm wind becoming east around 5 mph after midnight.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Low: 41 °F
Thursday

Thursday: Showers.  High near 56. Southwest wind 7 to 11 mph, with gusts as high as 18 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
High: 56 °F
Thursday
Night
Thursday Night: Showers.  Low around 50. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Low: 50 °F
Friday

Friday: Showers.  High near 53. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
High: 53 °F
Friday
Night
Friday Night: Showers likely, mainly before 10pm.  Mostly cloudy, with a low around 40.
Low: 40 °F
Saturday

Saturday: A chance of showers.  Mostly cloudy, with a high near 48.
High: 48 °F
Showers and
Patchy Fog

Showers

Showers
Likely then
Chance
Showers
Showers

Showers

Showers

Showers

Showers
Likely

Chance
Showers

Hydrologic Outlook
Wind Advisory
 

This Afternoon
 
Showers. Patchy fog. High near 55. East wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
 
Showers and possibly a thunderstorm before 3am, then a chance of showers and thunderstorms between 3am and 4am, then showers likely and possibly a thunderstorm after 4am. Low around 42. Southeast wind 5 to 14 mph becoming west southwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
 
Showers likely, mainly before 10am. Snow level 3500 feet. Partly sunny, with a steady temperature around 45. West northwest wind around 5 mph becoming calm in the morning. Chance of precipitation is 60%.
Wednesday Night
 
Showers, mainly after 10pm. Snow level 3700 feet rising to 5600 feet after midnight. Low around 41. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
 
Showers. High near 56. Southwest wind 7 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
 
Showers. Low around 50. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Friday
 
Showers. High near 53. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Friday Night
 
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 40.
Saturday
 
A chance of showers. Mostly cloudy, with a high near 48.
Saturday Night
 
A chance of showers. Mostly cloudy, with a low around 39.
Sunday
 
Showers likely. Mostly cloudy, with a high near 49.
Sunday Night
 
Showers. Mostly cloudy, with a low around 40.
Monday
 
Showers likely. Mostly cloudy, with a high near 47.

 

Forecast from NOAA-NWS for Grants Pass OR.