Last Update: 337 PM ChST Wed Aug 6 2025

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Tiyan, GU Local Forecast Office

9NM NW Apra Harbor GU

Marine Zone Forecast


Tonight
Southeast to south wind 5 kt. Seas around 3 ft. Wave detail: east 3 ft at 8 seconds. Scattered showers rota. Isolated thunderstorms.
Thursday
Southeast to south wind 5 kt. Seas around 3 ft. Wave detail: east 3 ft at 8 seconds. Scattered showers with isolated thunderstorms.
Thursday Night
Variable wind 5 kt. Seas around 3 ft. Wave detail: east 3 ft at 9 seconds. Scattered showers rota. Isolated thunderstorms.
Friday
East to southeast wind 5 to 10 kt. Seas around 3 ft. wave detail: east 3 ft at 8 seconds and east 2 ft at 4 seconds.
Friday Night
East wind 5 to 10 kt. Seas around 3 ft. Wave detail: east 3 ft at 8 seconds and east 2 ft at 4 seconds.
Saturday
East wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: east 3 ft at 8 seconds and east 2 ft at 4 seconds.
Sunday
East wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: east 3 ft at 8 seconds and east 2 ft at 4 seconds. A chance of showers with a slight chance of thunderstorms.
Monday
Southeast wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: east 4 ft at 8 seconds and southeast 2 ft at 4 seconds. A slight chance of thunderstorms.







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337 PM ChST Wed Aug 6 2025
 
 

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