National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

A Couple of Fast Moving Storms Affecting Areas Along and East of the Rockies

A couple of storm systems will impact travel conditions through the first half of this weekend. Heavy snow from the mountains of the West will move into the upper Midwest and upper Great Lakes through tonight. Record warmth and Gulf moisture along and east of the Mississippi River will fuel severe thunderstorms, heavy rainfall, fog for the Tennessee Valley and deep South on Friday into Saturday. Read More >

Hazardous Weather Conditions

Current conditions at

Port Chicago (PCOC1)

Lat: 38.056°NLon: 122.0395°WElev: 0.0ft.

NA

55°F

13°C

Humidity NA
Wind Speed N 14 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

3 Miles WNW Pittsburg CA

Cold Weather Advisory January 9, 01:00am until January 9, 09:00am
Click here for hazard details and duration
Cold Weather Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 38. North northwest wind around 9 mph becoming east after midnight.

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 50. East northeast wind around 9 mph.

    High: 50 °F

    Sunny

  • Friday Night

    Friday Night: Patchy frost after 3am. Otherwise, mostly clear, with a low around 35. East northeast wind around 6 mph.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Frost

  • Saturday

    Saturday: Areas of frost before 7am. Otherwise, mostly sunny, with a high near 51. East northeast wind around 7 mph.

    High: 51 °F

    Areas Frost
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38. East northeast wind 3 to 5 mph.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 53.

    High: 53 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 38. North northwest wind around 9 mph becoming east after midnight.
Friday
Sunny, with a high near 50. East northeast wind around 9 mph.
Friday Night
Patchy frost after 3am. Otherwise, mostly clear, with a low around 35. East northeast wind around 6 mph.
Saturday
Areas of frost before 7am. Otherwise, mostly sunny, with a high near 51. East northeast wind around 7 mph.
Saturday Night
Mostly cloudy, with a low around 38. East northeast wind 3 to 5 mph.
Sunday
Mostly cloudy, with a high near 53.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Mostly sunny, with a high near 54.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Mostly sunny, with a high near 56.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 58.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Pittsburg CA
 38.03°N 121.96°W (Elev. 59 ft)
Last Update:
12:26 pm PST Jan 8, 2026
Forecast Valid:
4pm PST Jan 8, 2026-6pm PST Jan 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation