National Weather Service Forecast for: 5 Miles NNW Clearlake CA
Issued by: National Weather Service Eureka, CA
Updated: 1:10 am PST Dec 5, 2025
 
Overnight

Overnight: Mostly clear, with a low around 37. Calm wind.
Mostly Clear

Friday

Friday: Sunny, with a high near 66. West wind 3 to 8 mph.
Sunny

Friday
Night
Friday Night: Patchy fog after 4am.  Otherwise, mostly clear, with a low around 42. West wind 5 to 9 mph becoming calm  in the evening.
Mostly Clear
then Patchy
Fog
Saturday

Saturday: Patchy fog before 7am.  Otherwise, sunny, with a high near 65. Calm wind becoming west northwest 5 to 8 mph in the morning.
Patchy Fog
then Sunny
Saturday
Night
Saturday Night: Mostly clear, with a low around 41. Northwest wind 3 to 5 mph.
Mostly Clear

Sunday

Sunday: Mostly sunny, with a high near 64. Light west wind.
Mostly Sunny

Sunday
Night
Sunday Night: Partly cloudy, with a low around 42.
Partly Cloudy

Monday

Monday: Sunny, with a high near 67.
Sunny

Monday
Night
Monday Night: Partly cloudy, with a low around 43.
Partly Cloudy

Lo 37 °F Hi 66 °F Lo 42 °F Hi 65 °F Lo 41 °F Hi 64 °F Lo 42 °F Hi 67 °F Lo 43 °F

 

Overnight
 
Mostly clear, with a low around 37. Calm wind.
Friday
 
Sunny, with a high near 66. West wind 3 to 8 mph.
Friday Night
 
Patchy fog after 4am. Otherwise, mostly clear, with a low around 42. West wind 5 to 9 mph becoming calm in the evening.
Saturday
 
Patchy fog before 7am. Otherwise, sunny, with a high near 65. Calm wind becoming west northwest 5 to 8 mph in the morning.
Saturday Night
 
Mostly clear, with a low around 41. Northwest wind 3 to 5 mph.
Sunday
 
Mostly sunny, with a high near 64. Light west wind.
Sunday Night
 
Partly cloudy, with a low around 42.
Monday
 
Sunny, with a high near 67.
Monday Night
 
Partly cloudy, with a low around 43.
Tuesday
 
Mostly sunny, with a high near 67.
Tuesday Night
 
Partly cloudy, with a low around 45.
Wednesday
 
Mostly sunny, with a high near 68.
Wednesday Night
 
Mostly clear, with a low around 44.
Thursday
 
Sunny, with a high near 69.

 

Forecast from NOAA-NWS for 5 Miles NNW Clearlake CA.