National Weather Service Forecast for: 4 Miles NNW Concord CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 11:55 pm PST Dec 22, 2025
 
Overnight

Overnight: A 30 percent chance of rain. Widespread fog, mainly between 4am and 5am. Otherwise, cloudy, with a low around 53. Calm wind.
Chance Rain
and Fog

 Tuesday

Tuesday: Rain likely, mainly between 2pm and 5pm. Patchy fog between 9am and 10am. Otherwise, cloudy, with a high near 61. South wind 7 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Chance Rain
and Areas Fog
then Rain
Likely
 Tuesday
Night
Tuesday Night: Rain. Low around 52. Breezy, with a south wind 10 to 15 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 49 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Rain and
Breezy

 Wednesday

Wednesday: Rain, mainly before 4pm, then showers and possibly a thunderstorm after 4pm. Patchy fog before 10am. High near 58. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Showers and
Patchy Fog

 Wednesday
Night
Wednesday Night: Showers and possibly a thunderstorm before 7pm, then rain after 7pm. Low around 52. South southeast wind 10 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Showers

 Christmas
Day
Christmas Day: Showers and possibly a thunderstorm. High near 54. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Showers

 Thursday
Night
Thursday Night: Showers and possibly a thunderstorm. Low around 47. Chance of precipitation is 100%.
Showers

 Friday

Friday: Rain. Cloudy, with a high near 51.
Rain

 Friday
Night
Friday Night: Rain likely, mainly before 10pm. Patchy fog before 9pm, then patchy fog after 4am. Otherwise, mostly cloudy, with a low around 44.
Rain Likely
and Patchy
Fog
Lo 53 °F Hi 61 °F Lo 52 °F Hi 58 °F Lo 52 °F Hi 54 °F Lo 47 °F Hi 51 °F Lo 44 °F

Flood Watch
Wind Advisory
 

Overnight
 
 A 30 percent chance of rain. Widespread fog, mainly between 4am and 5am. Otherwise, cloudy, with a low around 53. Calm wind.
Tuesday
 
 Rain likely, mainly between 2pm and 5pm. Patchy fog between 9am and 10am. Otherwise, cloudy, with a high near 61. South wind 7 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Tuesday Night
 
 Rain. Low around 52. Breezy, with a south wind 10 to 15 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 49 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
 
 Rain, mainly before 4pm, then showers and possibly a thunderstorm after 4pm. Patchy fog before 10am. High near 58. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
 
 Showers and possibly a thunderstorm before 7pm, then rain after 7pm. Low around 52. South southeast wind 10 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Christmas Day
 
 Showers and possibly a thunderstorm. High near 54. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
 
 Showers and possibly a thunderstorm. Low around 47. Chance of precipitation is 100%.
Friday
 
 Rain. Cloudy, with a high near 51.
Friday Night
 
 Rain likely, mainly before 10pm. Patchy fog before 9pm, then patchy fog after 4am. Otherwise, mostly cloudy, with a low around 44.
Saturday
 
 Areas of fog before 11am. Otherwise, partly sunny, with a high near 52.
Saturday Night
 
 Mostly clear, with a low around 39.
Sunday
 
 Sunny, with a high near 50.
Sunday Night
 
 Patchy fog. Otherwise, mostly clear, with a low around 38.
Monday
 
 Patchy fog. Otherwise, mostly sunny, with a high near 50.

 

Forecast from NOAA-NWS for 4 Miles NNW Concord CA.