National Weather Service Forecast for: Antioch CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 12:48 am PST Dec 23, 2025
 
Overnight

Overnight: A 30 percent chance of rain. Areas of dense fog. Otherwise, cloudy, with a low around 55. Calm wind becoming east southeast around 5 mph.
Chance Rain
and Areas
Dense Fog
 Tuesday

Tuesday: A 30 percent chance of rain, mainly after 4pm. Areas of fog before 10am. Otherwise, cloudy, with a high near 61. South wind 5 to 11 mph, with gusts as high as 23 mph.
Chance Rain
and Areas Fog
 Tuesday
Night
Tuesday Night: Rain. Low around 55. Breezy, with a southeast wind 17 to 22 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 between 9am and 11am. High near 59. Light and variable wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 90%. 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 55. Breezy, with a south southeast wind 14 to 19 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Showers and
Breezy
 Christmas
Day
Christmas Day: Rain before 10am, then showers and possibly a thunderstorm after 10am. High near 57. Breezy. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Showers and
Breezy
 Thursday
Night
Thursday Night: Showers and possibly a thunderstorm before 1am, then rain after 1am. Low around 50. 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. Mostly cloudy, with a low around 46.
Rain Likely
Lo 55 °F Hi 61 °F Lo 55 °F Hi 59 °F Lo 55 °F Hi 57 °F Lo 50 °F Hi 51 °F Lo 46 °F

Flood Watch
Wind Advisory
 

Overnight
 
 A 30 percent chance of rain. Areas of dense fog. Otherwise, cloudy, with a low around 55. Calm wind becoming east southeast around 5 mph.
Tuesday
 
 A 30 percent chance of rain, mainly after 4pm. Areas of fog before 10am. Otherwise, cloudy, with a high near 61. South wind 5 to 11 mph, with gusts as high as 23 mph.
Tuesday Night
 
 Rain. Low around 55. Breezy, with a southeast wind 17 to 22 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 between 9am and 11am. High near 59. Light and variable wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 90%. 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 55. Breezy, with a south southeast wind 14 to 19 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 38 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Christmas Day
 
 Rain before 10am, then showers and possibly a thunderstorm after 10am. High near 57. Breezy. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
 
 Showers and possibly a thunderstorm before 1am, then rain after 1am. Low around 50. Chance of precipitation is 100%.
Friday
 
 Rain. Cloudy, with a high near 51.
Friday Night
 
 Rain likely, mainly before 10pm. Mostly cloudy, with a low around 46.
Saturday
 
 Partly sunny, with a high near 51.
Saturday Night
 
 Mostly clear, with a low around 41.
Sunday
 
 Sunny, with a high near 48.
Sunday Night
 
 Mostly clear, with a low around 40.
Monday
 
 Patchy fog. Otherwise, partly sunny, with a high near 49.

 

Forecast from NOAA-NWS for Antioch CA.