Last Update: 439 AM ChST Sun Sep 28 2025

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Tiyan, GU Local Forecast Office

18NM SE Andersen AFB GU

Marine Zone Forecast


Today
East wind 10 kt. Seas 5 to 7 ft. Wave detail: northeast 5 ft at 12 seconds, east 2 ft at 4 seconds and east 2 ft at 9 seconds. Scattered showers this afternoon.
Tonight
East wind 5 to 10 kt. Seas around 5 ft. Wave detail: northeast 4 ft at 11 seconds, east 3 ft at 9 seconds and east 2 ft at 4 seconds. Numerous showers with isolated thunderstorms.
Monday
East wind 5 to 10 kt. Seas around 5 ft. Wave detail: east 3 ft at 9 seconds, northeast 3 ft at 11 seconds and east 2 ft at 4 seconds. Scattered showers with isolated thunderstorms.
Monday Night
Southeast wind 5 to 10 kt. Seas around 5 ft. Wave detail: east 3 ft at 9 seconds, northeast 3 ft at 10 seconds and southeast 2 ft at 4 seconds. Scattered showers.
Tuesday
East wind 5 to 10 kt. Seas around 5 ft. Wave detail: east 3 ft at 9 seconds, northeast 3 ft at 10 seconds and east 2 ft at 4 seconds. A chance of showers.
Wednesday Through Thursday
Southeast wind 10 kt. Seas around 4 ft. Wave detail: northeast 3 ft at 9 seconds, east 2 ft at 4 seconds and north 2 ft at 9 seconds.



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439 AM ChST Sun Sep 28 2025
 
 

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