National Weather Service Forecast for: 12 Miles SSE Illinois Valley OR
Issued by: National Weather Service Eureka, CA
Updated: 1:10 pm PST Dec 4, 2025
 
Overnight

Overnight: A chance of drizzle. Mostly cloudy, with a low around 41. Calm wind.
Chance
Drizzle
 Friday

Friday: Drizzle likely, mainly between 10am and 4pm, then rain or drizzle likely after 4pm. Mostly cloudy, with a high near 47. Light west southwest wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Rain Likely
 Friday
Night
Friday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 43. West southwest wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Rain Likely
 Saturday

Saturday: A 40 percent chance of rain. Mostly cloudy, with a high near 46. Calm wind becoming west around 5 mph in the afternoon.
Chance Rain
 Saturday
Night
Saturday Night: A 30 percent chance of rain. Mostly cloudy, with a low around 42. South wind 3 to 6 mph.
Chance Rain
 Sunday

Sunday: Rain likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 46. West southwest wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Rain Likely
 Sunday
Night
Sunday Night: A chance of rain before 10pm, then a slight chance of drizzle after 10pm. Mostly cloudy, with a low around 42. Chance of precipitation is 40%.
Chance Rain
 Monday

Monday: Partly sunny, with a high near 51.
Partly Sunny
 Monday
Night
Monday Night: A slight chance of drizzle after 10pm. Mostly cloudy, with a low around 45.
Slight Chance
Drizzle
Lo 41 °F Hi 47 °F Lo 43 °F Hi 46 °F Lo 42 °F Hi 46 °F Lo 42 °F Hi 51 °F Lo 45 °F

 

Overnight
 
 A chance of drizzle. Mostly cloudy, with a low around 41. Calm wind.
Friday
 
 Drizzle likely, mainly between 10am and 4pm, then rain or drizzle likely after 4pm. Mostly cloudy, with a high near 47. Light west southwest wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
 
 Rain likely, mainly before 10pm. Mostly cloudy, with a low around 43. West southwest wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
 
 A 40 percent chance of rain. Mostly cloudy, with a high near 46. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
 
 A 30 percent chance of rain. Mostly cloudy, with a low around 42. South wind 3 to 6 mph.
Sunday
 
 Rain likely, mainly between 10am and 4pm. Mostly cloudy, with a high near 46. West southwest wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
 
 A chance of rain before 10pm, then a slight chance of drizzle after 10pm. Mostly cloudy, with a low around 42. Chance of precipitation is 40%.
Monday
 
 Partly sunny, with a high near 51.
Monday Night
 
 A slight chance of drizzle after 10pm. Mostly cloudy, with a low around 45.
Tuesday
 
 A slight chance of drizzle before 10am, then a chance of rain after 10am. Partly sunny, with a high near 51.
Tuesday Night
 
 A chance of rain. Mostly cloudy, with a low around 47.
Wednesday
 
 A chance of rain. Partly sunny, with a high near 52.
Wednesday Night
 
 A chance of rain. Mostly cloudy, with a low around 46.
Thursday
 
 A chance of rain. Partly sunny, with a high near 53.

 

Forecast from NOAA-NWS for 12 Miles SSE Illinois Valley OR.