National Weather Service Forecast for: 5 Miles NNW Clearlake CA
Issued by: National Weather Service Eureka, CA
Updated: 2:10 am PDT Mar 19, 2026
 
Today

Today: Sunny, with a high near 89. Calm wind becoming west 5 to 8 mph in the afternoon.
Sunny
 Tonight

Tonight: Mostly clear, with a low around 51. West northwest wind 5 to 8 mph becoming calm in the evening.
Mostly Clear
 Friday

Friday: Sunny, with a high near 90. Calm wind becoming west 5 to 9 mph in the afternoon.
Sunny
 Friday
Night
Friday Night: Partly cloudy, with a low around 52. West northwest wind 9 to 11 mph.
Partly Cloudy
 Saturday

Saturday: Mostly sunny, with a high near 80. West northwest wind 5 to 8 mph.
Mostly Sunny
 Saturday
Night
Saturday Night: Mostly clear, with a low around 49. Northwest wind 6 to 11 mph.
Mostly Clear
 Sunday

Sunday: Sunny, with a high near 82.
Sunny
 Sunday
Night
Sunday Night: Partly cloudy, with a low around 52.
Partly Cloudy
 Monday

Monday: Mostly sunny, with a high near 83.
Mostly Sunny
Hi 89 °F Lo 51 °F Hi 90 °F Lo 52 °F Hi 80 °F Lo 49 °F Hi 82 °F Lo 52 °F Hi 83 °F

 

Today
 
 Sunny, with a high near 89. Calm wind becoming west 5 to 8 mph in the afternoon.
Tonight
 
 Mostly clear, with a low around 51. West northwest wind 5 to 8 mph becoming calm in the evening.
Friday
 
 Sunny, with a high near 90. Calm wind becoming west 5 to 9 mph in the afternoon.
Friday Night
 
 Partly cloudy, with a low around 52. West northwest wind 9 to 11 mph.
Saturday
 
 Mostly sunny, with a high near 80. West northwest wind 5 to 8 mph.
Saturday Night
 
 Mostly clear, with a low around 49. Northwest wind 6 to 11 mph.
Sunday
 
 Sunny, with a high near 82.
Sunday Night
 
 Partly cloudy, with a low around 52.
Monday
 
 Mostly sunny, with a high near 83.
Monday Night
 
 Partly cloudy, with a low around 52.
Tuesday
 
 Sunny, with a high near 81.
Tuesday Night
 
 Mostly clear, with a low around 50.
Wednesday
 
 Sunny, with a high near 75.

 

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