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Catalina Harbor, Santa Catalina Island Marine Weather Forecast

Station 46222 - San Pedro, CA (092)

May 16, 2026 9:56 pm PDT
Location: 33.614N 118.314W
Significant Wave Height: 4.3 ft
Dominant Wave Period: 7 sec
Average Period: 6.6 sec
Mean Wave Direction: W (274°)
Water Temperature: 62.2°F (16.8°C)


Tonight - 60°F
May 16, 2026
5 to 20 mph NNW
Mostly Cloudy
Mostly cloudy, with a low around 60. North northwest wind 5 to 20 mph, with gusts as high as 25 mph.
Sunday - 65°F
May 17, 2026
5 to 10 mph S
Partly Sunny
Partly sunny, with a high near 65. South wind 5 to 10 mph.
Sunday Night - 59°F
May 17, 2026
5 to 10 mph SSE
Partly Cloudy
Partly cloudy, with a low around 59. South southeast wind 5 to 10 mph.
Monday - 67°F
May 18, 2026
5 to 10 mph S
Mostly Sunny
Mostly sunny, with a high near 67. South wind 5 to 10 mph.
Monday Night - 59°F
May 18, 2026
0 to 10 mph SW
Patchy Fog
Patchy fog after 11pm. Mostly cloudy, with a low around 59. Southwest wind 0 to 10 mph.
Tuesday - 65°F
May 19, 2026
0 to 10 mph SSW
Patchy Fog then Mostly Sunny
Patchy fog before 11am. Mostly sunny, with a high near 65.
Tuesday Night - 59°F
May 19, 2026
0 to 10 mph WSW
Mostly Clear
Mostly clear, with a low around 59.
Wednesday - 68°F
May 20, 2026
0 to 10 mph SW
Sunny
Sunny, with a high near 68.
Wednesday Night - 58°F
May 20, 2026
0 to 10 mph SSW
Mostly Clear
Mostly clear, with a low around 58.
Thursday - 68°F
May 21, 2026
0 to 10 mph SSW
Mostly Sunny
Mostly sunny, with a high near 68.
Thursday Night - 58°F
May 21, 2026
0 to 5 mph SW
Partly Cloudy
Partly cloudy, with a low around 58.
Friday - 67°F
May 22, 2026
0 to 5 mph SSW
Mostly Sunny
Mostly sunny, with a high near 67.
Friday Night - 58°F
May 22, 2026
0 to 5 mph WSW
Partly Cloudy
Partly cloudy, with a low around 58.
Saturday - 67°F
May 23, 2026
0 to 10 mph WSW
Partly Sunny
Partly sunny, with a high near 67.

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