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Saipan Harbor, S - Saipan Island Marine Weather Forecast

Tonight - 78°F
Jul 03, 2026
15 mph NNE
Isolated Rain Showers
Isolated rain showers. Partly cloudy, with a low around 78. North northeast wind around 15 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
Independence Day - 87°F
Jul 03, 2026
15 mph NNE
Isolated Showers And Thunderstorms then Scattered Showers And Thunderstorms
Isolated showers and thunderstorms before noon, then scattered showers and thunderstorms. Partly sunny, with a high near 87. Heat index values as high as 99. North northeast wind around 15 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night - 76°F
Jul 04, 2026
15 to 20 mph NNE
Scattered Showers And Thunderstorms
Scattered showers and thunderstorms. Mostly cloudy, with a low around 76. North northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Sunday - 84°F
Jul 04, 2026
20 to 30 mph NNE
Hurricane Conditions Possible
Hurricane conditions possible. A chance of showers and thunderstorms after 6pm. Partly sunny, with a high near 84. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Sunday Night - 74°F
Jul 05, 2026
35 to 65 mph NNE
Hurricane Conditions Possible
Hurricane conditions possible. A chance of showers and thunderstorms after 6pm. Cloudy, with a low around 74. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Monday - 83°F
Jul 05, 2026
45 to 80 mph ESE
Hurricane Conditions Possible
Hurricane conditions possible. A chance of showers and thunderstorms after 6pm. Cloudy, with a high near 83. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.
Monday Night - 76°F
Jul 06, 2026
30 to 45 mph SSE
Hurricane Conditions Possible
Hurricane conditions possible. A chance of showers and thunderstorms after 6pm. Mostly cloudy, with a low around 76. Chance of precipitation is 100%.
Tuesday - 84°F
Jul 06, 2026
25 to 30 mph SSE
Tropical Storm Conditions Possible
Tropical storm conditions possible. A chance of showers and thunderstorms after 6pm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.
Tuesday Night - 78°F
Jul 07, 2026
20 to 25 mph SSE
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Chance of precipitation is 50%.
Wednesday - 85°F
Jul 07, 2026
15 to 20 mph S
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a high near 85. Chance of precipitation is 40%.
Wednesday Night - 76°F
Jul 08, 2026
5 to 15 mph S
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Chance of precipitation is 40%.
Thursday - 86°F
Jul 08, 2026
5 mph SSE
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 30%.
Thursday Night - 78°F
Jul 09, 2026
5 mph ENE
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Chance of precipitation is 30%.
Friday - 88°F
Jul 09, 2026
5 to 10 mph NE
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 88.

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