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Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring critical fire weather to the southern High Plains Friday. A winter storm will track across the Great Lakes and Northeast U.S. Friday into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Hazardous Weather Conditions

Current conditions at

Port Chicago (PCOC1)

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

NA

41°F

5°C

Humidity NA
Wind Speed SSW 3 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

3 Miles WNW Pittsburg CA

Extreme Cold Warning until February 20, 09:00am
Click here for hazard details and duration
Extreme Cold Warning
  •  
    Extreme Cold Warning until February 20, 09:00am

    NOW until 9:00am Fri

    Extreme Cold Warning

  • Overnight

    Low: 35 °F

    Areas Frost

  • Friday

    Friday: Areas of frost before 8am. Otherwise, partly sunny, with a high near 51. Light and variable wind becoming east around 5 mph.

    High: 51 °F

    Areas Frost
    then Partly
    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 36. Southeast wind 3 to 5 mph.

    Low: 36 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 57. Southeast wind 6 to 9 mph.

    High: 57 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly after 4am. Partly cloudy, with a low around 45. Southeast wind around 10 mph.

    Low: 45 °F

    Chance Rain

  • Sunday

    Sunday: A 30 percent chance of rain, mainly before 10am. Mostly cloudy, with a high near 64.

    High: 64 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Monday

    Monday: A chance of rain, mainly after 4pm. Mostly cloudy, with a high near 63.

    High: 63 °F

    Chance Rain

Detailed Forecast

Overnight
Areas of frost after 5am. Otherwise, mostly clear, with a low around 35. West southwest wind around 6 mph.
Friday
Areas of frost before 8am. Otherwise, partly sunny, with a high near 51. Light and variable wind becoming east around 5 mph.
Friday Night
Increasing clouds, with a low around 36. Southeast wind 3 to 5 mph.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 57. Southeast wind 6 to 9 mph.
Saturday Night
A 30 percent chance of rain, mainly after 4am. Partly cloudy, with a low around 45. Southeast wind around 10 mph.
Sunday
A 30 percent chance of rain, mainly before 10am. Mostly cloudy, with a high near 64.
Sunday Night
A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 48.
Monday
A chance of rain, mainly after 4pm. Mostly cloudy, with a high near 63.
Monday Night
Rain likely, mainly after 10pm. Cloudy, with a low around 54.
Tuesday
Rain. Cloudy, with a high near 59.
Tuesday Night
Rain. Cloudy, with a low around 52.
Wednesday
A chance of rain. Cloudy, with a high near 61.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 52.
Thursday
A chance of rain. Mostly cloudy, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Pittsburg CA
 38.03°N 121.93°W (Elev. 30 ft)
Last Update:
12:32 am PST Feb 20, 2026
Forecast Valid:
2am PST Feb 20, 2026-6pm PST Feb 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation