Last Update: 458 AM ChST Sun Sep 20 2026

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Tiyan, GU Local Forecast Office

9NM SSE Rota GU

Marine Zone Forecast


Today
Southwest wind 5 kt. Seas 4 to 6 ft. Wave detail: southwest 4 ft at 9 seconds, northeast 3 ft at 10 seconds and north 3 ft at 10 seconds. Scattered showers with isolated thunderstorms.
Tonight
South wind 5 kt. Seas 4 to 6 ft. Wave detail: southwest 4 ft at 9 seconds, northeast 3 ft at 10 seconds and north 3 ft at 10 seconds. Scattered showers with isolated thunderstorms.
Monday
Southeast wind 5 to 10 kt. Seas 4 to 6 ft. Wave detail: southwest 3 ft at 8 seconds, southwest 2 ft at 6 seconds, north 3 ft at 9 seconds and northeast 3 ft at 11 seconds. Scattered showers with isolated thunderstorms.
Monday Night
South wind 5 to 10 kt. Seas around 5 ft. Wave detail: southwest 3 ft at 8 seconds, north 3 ft at 10 seconds, northeast 3 ft at 11 seconds and south 2 ft at 4 seconds. Scattered showers with isolated thunderstorms.
Tuesday And Wednesday
South wind 5 to 10 kt. Seas 3 to 5 ft. Wave detail: southwest 3 ft at 8 seconds, northeast 3 ft at 10 seconds, north 3 ft at 12 seconds and south 2 ft at 4 seconds. A chance of showers with a slight chance of thunderstorms.
Thursday
Southwest wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: north 3 ft at 9 seconds, southwest 2 ft at 4 seconds and northeast 2 ft at 9 seconds. A chance of showers.



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458 AM ChST Sun Sep 20 2026
 
 

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