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Knightsen, CA Marine Weather Forecast

Station PSBC1 - 9415115 - Pittsburg (Suisun Bay), CA

May 16, 2026 10:00 pm PDT
Location: 38.04N 121.887W
Wind Direction: W (280°)
Wind Speed: 14.0 knots
Wind Gust: 20.0 knots
Atmospheric Pressure: 29.89 in (1012.1 mb)
Pressure Tendency: +0.02 in (+0.8 mb)
Air Temperature: 64.8°F (18.2°C)


Tonight - 56°F
May 17, 2026
15 mph WSW
Mostly Clear
Mostly clear, with a low around 56. West southwest wind around 15 mph, with gusts as high as 25 mph.
Sunday - 78°F
May 17, 2026
14 to 23 mph NW
Sunny
Sunny. High near 78, with temperatures falling to around 76 in the afternoon. Northwest wind 14 to 23 mph, with gusts as high as 38 mph.
Sunday Night - 62°F
May 17, 2026
18 to 25 mph N
Clear
Clear. Low around 62, with temperatures rising to around 64 overnight. North wind 18 to 25 mph, with gusts as high as 41 mph.
Monday - 82°F
May 18, 2026
10 to 25 mph NNW
Sunny
Sunny, with a high near 82. North northwest wind 10 to 25 mph, with gusts as high as 41 mph.
Monday Night - 58°F
May 18, 2026
6 to 10 mph WNW
Clear
Clear, with a low around 58. West northwest wind 6 to 10 mph.
Tuesday - 86°F
May 19, 2026
5 to 9 mph NW
Sunny
Sunny, with a high near 86.
Tuesday Night - 59°F
May 19, 2026
6 to 12 mph W
Clear
Clear, with a low around 59.
Wednesday - 87°F
May 20, 2026
3 to 12 mph WNW
Sunny
Sunny, with a high near 87.
Wednesday Night - 58°F
May 20, 2026
8 to 12 mph WSW
Mostly Clear
Mostly clear, with a low around 58.
Thursday - 86°F
May 21, 2026
6 to 14 mph W
Sunny
Sunny, with a high near 86.
Thursday Night - 57°F
May 21, 2026
9 to 14 mph WSW
Clear
Clear, with a low around 57.
Friday - 80°F
May 22, 2026
9 to 14 mph WSW
Sunny
Sunny, with a high near 80.
Friday Night - 56°F
May 22, 2026
14 mph WSW
Mostly Clear
Mostly clear, with a low around 56.
Saturday - 75°F
May 23, 2026
12 to 15 mph WSW
Sunny
Sunny, with a high near 75.

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