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Southeast Farallon Island Marine Weather Forecast

Station 46026 - SAN FRANCISCO - 18NM West of San Francisco, CA

December 22, 2025 9:30 pm PST
Location: 37.75N 122.838W
Wind Direction: NW (310°)
Wind Speed: 1.9 knots
Wind Gust: 3.9 knots
Atmospheric Pressure: 29.89 in (1012.1 mb)
Water Temperature: 56.7°F (13.7°C)


Tonight - 51°F
Dec 23, 2025
5 to 14 mph NE
Light Rain Likely
Rain likely. Cloudy. Low around 51, with temperatures rising to around 53 overnight. Northeast wind 5 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Tuesday - 58°F
Dec 23, 2025
15 to 36 mph SSE
Rain
Rain. Cloudy, with a high near 58. South southeast wind 15 to 36 mph, with gusts as high as 49 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Tuesday Night - 51°F
Dec 23, 2025
31 to 41 mph S
Showers And Thunderstorms
Rain before 10pm, then showers and thunderstorms between 10pm and 1am, then rain. Cloudy, with a low around 51. South wind 31 to 41 mph, with gusts as high as 59 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday - 57°F
Dec 24, 2025
12 to 31 mph S
Light Rain then Showers And Thunderstorms
Rain before 4pm, then showers and thunderstorms. Cloudy, with a high near 57. South wind 12 to 31 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night - 52°F
Dec 24, 2025
18 to 40 mph SSE
Showers And Thunderstorms
Showers and thunderstorms before 7pm, then rain between 7pm and 10pm, then showers and thunderstorms. Cloudy, with a low around 52. South southeast wind 18 to 40 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Christmas Day - 56°F
Dec 25, 2025
30 to 38 mph S
Showers And Thunderstorms
Showers and thunderstorms before 7am, then rain between 7am and 10am, then showers and thunderstorms between 10am and 4pm, then rain. Cloudy, with a high near 56. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night - 50°F
Dec 25, 2025
24 to 30 mph SSW
Rain
Rain. Cloudy, with a low around 50.
Friday - 55°F
Dec 26, 2025
18 to 24 mph WSW
Showers And Thunderstorms
Rain before 10am, then showers and thunderstorms between 10am and 4pm, then rain likely. Cloudy, with a high near 55.
Friday Night - 49°F
Dec 26, 2025
15 to 20 mph NW
Light Rain Likely
Rain likely. Mostly cloudy, with a low around 49.
Saturday - 54°F
Dec 27, 2025
9 to 15 mph NNW
Slight Chance Light Rain then Mostly Sunny
A slight chance of rain before 10am. Mostly sunny, with a high near 54.
Saturday Night - 48°F
Dec 27, 2025
6 to 9 mph N
Mostly Clear
Mostly clear, with a low around 48.
Sunday - 54°F
Dec 28, 2025
6 to 9 mph NNE
Sunny
Sunny, with a high near 54.
Sunday Night - 48°F
Dec 28, 2025
8 mph NNE
Partly Cloudy
Partly cloudy, with a low around 48.
Monday - 55°F
Dec 29, 2025
10 mph NNE
Mostly Sunny
Mostly sunny, with a high near 55.

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