National Weather Service Forecast for: Lewiston CA
Issued by: National Weather Service Eureka, CA
Updated: 8:50 pm PST Nov 1, 2026
 
Tonight

Tonight: Partly cloudy, with a low around 39. Calm wind.
Partly Cloudy

 Monday

Monday: Increasing clouds, with a high near 62. Light and variable wind.
Increasing
Clouds
 Monday
Night
Monday Night: Cloudy, then gradually becoming partly cloudy, with a low around 39. Calm wind.
Decreasing
Clouds
 Tuesday

Tuesday: Rain, mainly before 4pm. Patchy fog before 10am. High near 51. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Rain and
Patchy Fog
 Tuesday
Night
Tuesday Night: A 30 percent chance of rain before 10pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 39. Calm wind.
Chance Rain
then Patchy
Fog
 Wednesday

Wednesday: Patchy fog before 1pm. Otherwise, mostly sunny, with a high near 61. Calm wind.
Patchy Fog

 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 40.
Partly Cloudy

 Thursday

Thursday: Mostly sunny, with a high near 65.
Mostly Sunny

 Thursday
Night
Thursday Night: Partly cloudy, with a low around 41.
Partly Cloudy
Lo 39 °F Hi 62 °F Lo 39 °F Hi 51 °F Lo 39 °F Hi 61 °F Lo 40 °F Hi 65 °F Lo 41 °F

 

Tonight
 
 Partly cloudy, with a low around 39. Calm wind.
Monday
 
 Increasing clouds, with a high near 62. Light and variable wind.
Monday Night
 
 Cloudy, then gradually becoming partly cloudy, with a low around 39. Calm wind.
Tuesday
 
 Rain, mainly before 4pm. Patchy fog before 10am. High near 51. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
 
 A 30 percent chance of rain before 10pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 39. Calm wind.
Wednesday
 
 Patchy fog before 1pm. Otherwise, mostly sunny, with a high near 61. Calm wind.
Wednesday Night
 
 Partly cloudy, with a low around 40.
Thursday
 
 Mostly sunny, with a high near 65.
Thursday Night
 
 Partly cloudy, with a low around 41.
Friday
 
 Mostly sunny, with a high near 68.
Friday Night
 
 Mostly clear, with a low around 44.
Saturday
 
 Sunny, with a high near 70.
Saturday Night
 
 Partly cloudy, with a low around 43.
Sunday
 
 Partly sunny, with a high near 66.

 

Forecast from NOAA-NWS for Lewiston CA.