National Weather Service Forecast for: Potter Valley CA
Issued by: National Weather Service Eureka, CA
Updated: 2:10 pm PDT Jun 19, 2026
 
Tonight

Tonight: Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 47. West southwest wind around 6 mph becoming calm  in the evening.
Patchy Fog
Saturday

Saturday: Patchy fog before 11am.  Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 84. Calm wind becoming west southwest around 6 mph in the afternoon.
Patchy Fog
then Sunny
Saturday
Night
Saturday Night: Patchy fog after 11pm.  Otherwise, mostly clear, with a low around 49. West wind around 5 mph becoming calm  in the evening.
Patchy Fog
Sunday

Sunday: Patchy fog before 8am.  Otherwise, sunny, with a high near 92. Calm wind becoming west southwest around 5 mph in the afternoon.
Patchy Fog
then Sunny
Sunday
Night
Sunday Night: Clear, with a low around 53. West wind around 6 mph becoming calm  in the evening.
Clear
Monday

Monday: Sunny, with a high near 96. Calm wind becoming west southwest around 5 mph in the afternoon.
Sunny
Monday
Night
Monday Night: Clear, with a low around 53.
Clear
Tuesday

Tuesday: Sunny, with a high near 96.
Sunny
Tuesday
Night
Tuesday Night: Clear, with a low around 53.
Clear
Lo 47 °F Hi 84 °F Lo 49 °F Hi 92 °F Lo 53 °F Hi 96 °F Lo 53 °F Hi 96 °F Lo 53 °F

 

Tonight
 
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 47. West southwest wind around 6 mph becoming calm in the evening.
Saturday
 
Patchy fog before 11am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 84. Calm wind becoming west southwest around 6 mph in the afternoon.
Saturday Night
 
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 49. West wind around 5 mph becoming calm in the evening.
Sunday
 
Patchy fog before 8am. Otherwise, sunny, with a high near 92. Calm wind becoming west southwest around 5 mph in the afternoon.
Sunday Night
 
Clear, with a low around 53. West wind around 6 mph becoming calm in the evening.
Monday
 
Sunny, with a high near 96. Calm wind becoming west southwest around 5 mph in the afternoon.
Monday Night
 
Clear, with a low around 53.
Tuesday
 
Sunny, with a high near 96.
Tuesday Night
 
Clear, with a low around 53.
Wednesday
 
Sunny, with a high near 96.
Wednesday Night
 
Clear, with a low around 53.
Thursday
 
Sunny, with a high near 95.
Thursday Night
 
Mostly clear, with a low around 52.
Friday
 
Sunny, with a high near 92.

 

Forecast from NOAA-NWS for Potter Valley CA.