National Weather Service Forecast for: 3 Miles SW Discovery Bay CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 12:26 pm PST Feb 2, 2026
 
Tonight

Tonight: Patchy fog between 4am and 5am. Otherwise, mostly clear, with a low around 39. Calm wind.
Mostly Clear
then Patchy
Fog
 Tuesday

Tuesday: Patchy dense fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 63. Calm wind becoming north around 5 mph in the afternoon.
Patchy Dense
Fog then
Sunny
 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 41. Calm wind.
Mostly Clear

 Wednesday

Wednesday: Patchy fog before 8am. Otherwise, sunny, with a high near 65. Calm wind becoming northeast around 5 mph in the afternoon.
Patchy Fog
then Sunny
 Wednesday
Night
Wednesday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 42. Calm wind.
Mostly Clear
then Patchy
Fog
 Thursday

Thursday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 65.
Patchy Fog
then Mostly
Sunny
 Thursday
Night
Thursday Night: Mostly cloudy, with a low around 48.
Mostly Cloudy

 Friday

Friday: Partly sunny, with a high near 65.
Partly Sunny

 Friday
Night
Friday Night: Partly cloudy, with a low around 48.
Partly Cloudy
Lo 39 °F Hi 63 °F Lo 41 °F Hi 65 °F Lo 42 °F Hi 65 °F Lo 48 °F Hi 65 °F Lo 48 °F

 

Tonight
 
 Patchy fog between 4am and 5am. Otherwise, mostly clear, with a low around 39. Calm wind.
Tuesday
 
 Patchy dense fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 63. Calm wind becoming north around 5 mph in the afternoon.
Tuesday Night
 
 Mostly clear, with a low around 41. Calm wind.
Wednesday
 
 Patchy fog before 8am. Otherwise, sunny, with a high near 65. Calm wind becoming northeast around 5 mph in the afternoon.
Wednesday Night
 
 Patchy fog after 3am. Otherwise, mostly clear, with a low around 42. Calm wind.
Thursday
 
 Patchy fog before 8am. Otherwise, partly sunny, with a high near 65.
Thursday Night
 
 Mostly cloudy, with a low around 48.
Friday
 
 Partly sunny, with a high near 65.
Friday Night
 
 Partly cloudy, with a low around 48.
Saturday
 
 Mostly sunny, with a high near 65.
Saturday Night
 
 A slight chance of rain. Mostly cloudy, with a low around 48.
Sunday
 
 A chance of rain. Partly sunny, with a high near 63.
Sunday Night
 
 A chance of rain. Mostly cloudy, with a low around 46.
Monday
 
 A chance of rain. Partly sunny, with a high near 59.

 

Forecast from NOAA-NWS for 3 Miles SW Discovery Bay CA.