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Port Chicago, CA - Suisun Bay Marine Weather Forecast

Station PCOC1 - 9415144 - Port Chicago, CA

December 25, 2025 10:00 am PST
Location: 38.056N 122.039W
Wind Direction: SSE (160°)
Wind Speed: 8.0 knots
Wind Gust: 14.0 knots
Atmospheric Pressure: 29.83 in (1010.2 mb)
Pressure Tendency: +0.11 in (+3.7 mb)
Air Temperature: 56.7°F (13.7°C)
Water Temperature: 52.7°F (11.5°C)


Christmas Day - 56°F
Dec 25, 2025
20 to 25 mph SSW
Showers And Thunderstorms
Showers and thunderstorms. Some of the storms could be severe. Cloudy. High near 56, with temperatures falling to around 53 in the afternoon. South southwest wind 20 to 25 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tonight - 51°F
Dec 25, 2025
24 mph SSW
Showers And Thunderstorms then Light Rain Likely
Showers and thunderstorms before 10pm, then rain likely. Some of the storms could be severe. Mostly cloudy, with a low around 51. South southwest wind around 24 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday - 54°F
Dec 26, 2025
12 to 22 mph S
Light Rain
Rain. Mostly cloudy. High near 54, with temperatures falling to around 52 in the afternoon. South wind 12 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Friday Night - 46°F
Dec 26, 2025
12 mph SW
Chance Light Rain
A chance of rain. Mostly cloudy, with a low around 46. Southwest wind around 12 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Saturday - 50°F
Dec 27, 2025
7 to 10 mph NNW
Slight Chance Light Rain then Partly Sunny
A slight chance of rain before 10am. Partly sunny, with a high near 50. North northwest wind 7 to 10 mph. Chance of precipitation is 20%.
Saturday Night - 41°F
Dec 27, 2025
9 mph NNW
Mostly Clear
Mostly clear, with a low around 41.
Sunday - 48°F
Dec 28, 2025
6 to 9 mph NNE
Mostly Sunny
Mostly sunny, with a high near 48.
Sunday Night - 38°F
Dec 28, 2025
5 to 9 mph NE
Mostly Clear
Mostly clear, with a low around 38.
Monday - 49°F
Dec 29, 2025
6 to 10 mph NE
Sunny
Sunny, with a high near 49.
Monday Night - 39°F
Dec 29, 2025
5 to 9 mph ENE
Partly Cloudy
Partly cloudy, with a low around 39.
Tuesday - 50°F
Dec 30, 2025
6 to 10 mph ENE
Mostly Sunny
Mostly sunny, with a high near 50.
Tuesday Night - 40°F
Dec 30, 2025
6 mph ENE
Partly Cloudy
Partly cloudy, with a low around 40.
Wednesday - 50°F
Dec 31, 2025
5 to 8 mph ENE
Mostly Cloudy
Mostly cloudy, with a high near 50.
Wednesday Night - 42°F
Dec 31, 2025
5 mph ENE
Mostly Cloudy then Slight Chance Light Rain
A slight chance of rain after 4am. Mostly cloudy, with a low around 42.

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