Last Update: 421 PM ChST Mon Jul 27 2026

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Tiyan, GU Local Forecast Office

9NM SSE Rota GU

Marine Zone Forecast


Tonight
Northeast to east wind 5 to 15 kt. Seas around 4 ft. wave detail: east 3 ft at 8 seconds and northeast 3 ft at 4 seconds. Scattered showers in the evening, becoming numerous near midnight. Isolated thunderstorms. Locally heavy showers possible.
Tuesday And Tuesday Night
Northeast to east wind 10 to 20 kt. seas 4 to 5 ft. Wave detail: northeast 4 ft at 4 seconds and east 3 ft at 8 seconds. Scattered showers with isolated thunderstorms.
Wednesday
Southeast wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: east 3 ft at 8 seconds and southeast 2 ft at 4 seconds. isolated thunderstorms.
Wednesday Night
South wind 5 to 10 kt. Seas 3 to 4 ft. Wave detail: east 3 ft at 8 seconds and south 2 ft at 4 seconds.
Thursday And Friday
West wind 5 to 15 kt. Seas 4 to 5 ft. Wave detail: east 4 ft at 8 seconds and west 3 ft at 4 seconds.
Saturday
West wind 10 to 20 kt. Seas 4 to 6 ft. Wave detail: east 4 ft at 11 seconds and west 4 ft at 4 seconds. A chance of showers.



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421 PM ChST Mon Jul 27 2026
 
 

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