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

Blizzard Conditions Continue Tonight Across Coastal Maine; Critical Fire Weather in the Southern Plains Tuesday

Heavy snow and strong winds will continue into Tuesday morning across Maine as the major winter storm departs off the coast. Blizzard Warnings and Winter Storm Warnings remain in effect. Strong winds and dry conditions will promote elevated to critical fire weather conditions across southeast Colorado into the southern High Plains Tuesday. Read More >

Current conditions at

Port Chicago (PCOC1)

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

NA

58°F

14°C

Humidity NA
Wind Speed SW 2 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

4 Miles NNW Concord CA

  • Overnight

    Overnight: A 50 percent chance of rain, mainly before 5am. Cloudy, with a low around 54. South southwest wind around 5 mph becoming east southeast. New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain, mainly after noon. High near 64. South southwest wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 64 °F

    Chance Rain
    then Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain, mainly before 1am. Cloudy, with a low around 54. South southwest wind 5 to 7 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 54 °F

    Chance Rain

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 66. West northwest wind around 6 mph.

    High: 66 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49. Northwest wind 3 to 5 mph.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 50 percent chance of rain, mainly before 5am. Cloudy, with a low around 54. South southwest wind around 5 mph becoming east southeast. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain, mainly after noon. High near 64. South southwest wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
A 40 percent chance of rain, mainly before 1am. Cloudy, with a low around 54. South southwest wind 5 to 7 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Mostly cloudy, with a high near 66. West northwest wind around 6 mph.
Wednesday Night
Mostly cloudy, with a low around 49. Northwest wind 3 to 5 mph.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
Mostly cloudy, with a low around 51.
Friday
Partly sunny, with a high near 70.
Friday Night
Mostly cloudy, with a low around 52.
Saturday
A slight chance of rain after 4pm. Partly sunny, with a high near 69.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 51.
Sunday
A slight chance of rain. Mostly cloudy, with a high near 65.
Sunday Night
A slight chance of rain. Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Concord CA
 38.02°N 122.01°W (Elev. 154 ft)
Last Update:
11:39 pm PST Feb 23, 2026
Forecast Valid:
12am PST Feb 24, 2026-6pm PST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation