National Weather Service Forecast for: 16 Miles N Grass Valley CA
Issued by: National Weather Service Sacramento, CA
Updated: 1:21 pm PST Dec 16, 2025
 
This
Afternoon
This Afternoon: Showers likely, mainly before 4pm. Patchy fog after 5pm. Otherwise, cloudy, with a high near 60. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Showers
Likely and
Patchy Fog
 Tonight

Tonight: Showers, with thunderstorms also possible after 1am. Widespread fog, mainly between 10pm and 11pm. Low around 47. Calm wind becoming south southwest around 6 mph after midnight. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Showers and
Fog

 Wednesday

Wednesday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers after 4pm. Cloudy, with a high near 55. South southwest wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Showers
Likely then
Chance
Showers
 Wednesday
Night
Wednesday Night: A 40 percent chance of showers, mainly before 10pm. Partly cloudy, with a low around 42. Calm wind.
Chance
Showers

 Thursday

Thursday: A 20 percent chance of showers. Partly sunny, with a high near 58. Calm wind.
Slight Chance
Showers

 Thursday
Night
Thursday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 46.
Chance
Showers

 Friday

Friday: Showers, mainly after 10am. High near 53. Chance of precipitation is 80%.
Showers

 Friday
Night
Friday Night: Showers. Cloudy, with a low around 48.
Showers

 Saturday

Saturday: Showers. Cloudy, with a high near 54.
Showers
Hi 60 °F Lo 47 °F Hi 55 °F Lo 42 °F Hi 58 °F Lo 46 °F Hi 53 °F Lo 48 °F Hi 54 °F

 

This Afternoon
 
 Showers likely, mainly before 4pm. Patchy fog after 5pm. Otherwise, cloudy, with a high near 60. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
 
 Showers, with thunderstorms also possible after 1am. Widespread fog, mainly between 10pm and 11pm. Low around 47. Calm wind becoming south southwest around 6 mph after midnight. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Wednesday
 
 Showers likely and possibly a thunderstorm before 1pm, then a chance of showers after 4pm. Cloudy, with a high near 55. South southwest wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
 
 A 40 percent chance of showers, mainly before 10pm. Partly cloudy, with a low around 42. Calm wind.
Thursday
 
 A 20 percent chance of showers. Partly sunny, with a high near 58. Calm wind.
Thursday Night
 
 A 40 percent chance of showers. Mostly cloudy, with a low around 46.
Friday
 
 Showers, mainly after 10am. High near 53. Chance of precipitation is 80%.
Friday Night
 
 Showers. Cloudy, with a low around 48.
Saturday
 
 Showers. Cloudy, with a high near 54.
Saturday Night
 
 Showers, with thunderstorms also possible after 10pm. Cloudy, with a low around 49.
Sunday
 
 Showers. The rain could be heavy at times. Cloudy, with a high near 54.
Sunday Night
 
 Showers. Cloudy, with a low around 48.
Monday
 
 Showers likely. Mostly cloudy, with a high near 54.

 

Forecast from NOAA-NWS for 16 Miles N Grass Valley CA.