National Weather Service Forecast for: Rio Dell CA
Issued by: National Weather Service Eureka, CA
Updated: 2:10 am PDT Mar 19, 2026
 
Today

Today: Areas of dense fog before 11am.  Otherwise, sunny, with a high near 75. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Areas Dense
Fog then
Sunny
Tonight

Tonight: Mostly cloudy, with a low around 47. Northwest wind around 5 mph becoming calm  in the evening.
Mostly Cloudy

Friday

Friday: Mostly cloudy, then gradually becoming sunny, with a high near 63. Light northwest wind becoming west northwest 6 to 11 mph in the morning.
Decreasing
Clouds
Friday
Night
Friday Night: Mostly cloudy, with a low around 45. West northwest wind around 9 mph.
Mostly Cloudy

Saturday

Saturday: Mostly cloudy, with a high near 56. North northwest wind 10 to 14 mph, with gusts as high as 20 mph.
Mostly Cloudy

Saturday
Night
Saturday Night: Partly cloudy, with a low around 42. North wind 9 to 14 mph, with gusts as high as 20 mph.
Partly Cloudy

Sunday

Sunday: Partly sunny, with a high near 61.
Partly Sunny

Sunday
Night
Sunday Night: Mostly cloudy, with a low around 45.
Mostly Cloudy

Monday

Monday: Partly sunny, with a high near 68.
Partly Sunny

Hi 75 °F Lo 47 °F Hi 63 °F Lo 45 °F Hi 56 °F Lo 42 °F Hi 61 °F Lo 45 °F Hi 68 °F

 

Today
 
Areas of dense fog before 11am. Otherwise, sunny, with a high near 75. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Tonight
 
Mostly cloudy, with a low around 47. Northwest wind around 5 mph becoming calm in the evening.
Friday
 
Mostly cloudy, then gradually becoming sunny, with a high near 63. Light northwest wind becoming west northwest 6 to 11 mph in the morning.
Friday Night
 
Mostly cloudy, with a low around 45. West northwest wind around 9 mph.
Saturday
 
Mostly cloudy, with a high near 56. North northwest wind 10 to 14 mph, with gusts as high as 20 mph.
Saturday Night
 
Partly cloudy, with a low around 42. North wind 9 to 14 mph, with gusts as high as 20 mph.
Sunday
 
Partly sunny, with a high near 61.
Sunday Night
 
Mostly cloudy, with a low around 45.
Monday
 
Partly sunny, with a high near 68.
Monday Night
 
Mostly cloudy, with a low around 48.
Tuesday
 
A chance of rain. Partly sunny, with a high near 67.
Tuesday Night
 
A chance of rain. Mostly cloudy, with a low around 45.
Wednesday
 
A slight chance of rain. Partly sunny, with a high near 55.

 

Forecast from NOAA-NWS for Rio Dell CA.