National Weather Service Forecast for: Junction City CA
Issued by: National Weather Service Eureka, CA
Updated: 3:09 pm PST Dec 22, 2025
 
Tonight

Tonight: Rain, mainly after 1am. Low around 39. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Chance Rain
then Rain
 Tuesday

Tuesday: Rain. High near 49. Calm wind becoming southeast 5 to 9 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Rain
 Tuesday
Night
Tuesday Night: Rain. Low around 41. Breezy, with an east southeast wind 16 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Rain and
Breezy
 Wednesday

Wednesday: Rain. High near 48. South wind around 10 mph becoming east southeast in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Rain
 Wednesday
Night
Wednesday Night: Rain. Low around 40. East southeast wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Rain
 Christmas
Day
Christmas Day: Rain. High near 45. South southeast wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Rain
 Thursday
Night
Thursday Night: Rain. Low around 35. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Rain
 Friday

Friday: Rain, mainly before 4pm. Mostly cloudy, with a high near 43.
Rain
 Friday
Night
Friday Night: A chance of rain, mainly before 10pm. Mostly cloudy, with a low around 29.
Chance Rain
Lo 39 °F Hi 49 °F Lo 41 °F Hi 48 °F Lo 40 °F Hi 45 °F Lo 35 °F Hi 43 °F Lo 29 °F

Flood Watch
Winter Storm Watch
Wind Advisory
 

Tonight
 
 Rain, mainly after 1am. Low around 39. Calm wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
 
 Rain. High near 49. Calm wind becoming southeast 5 to 9 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday Night
 
 Rain. Low around 41. Breezy, with an east southeast wind 16 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
 
 Rain. High near 48. South wind around 10 mph becoming east southeast in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
 
 Rain. Low around 40. East southeast wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Christmas Day
 
 Rain. High near 45. South southeast wind around 14 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Thursday Night
 
 Rain. Low around 35. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
 
 Rain, mainly before 4pm. Mostly cloudy, with a high near 43.
Friday Night
 
 A chance of rain, mainly before 10pm. Mostly cloudy, with a low around 29.
Saturday
 
 Mostly sunny, with a high near 47.
Saturday Night
 
 Partly cloudy, with a low around 30.
Sunday
 
 Partly sunny, with a high near 52.
Sunday Night
 
 Mostly cloudy, with a low around 34.
Monday
 
 Sunny, with a high near 55.

 

Forecast from NOAA-NWS for Junction City CA.