Coastal Waters Forecast for Guam Coastal Waters (PMZ151) (Text-Only)
NWS Forecast for: Guam Coastal Waters (PMZ151)
Issued by: National Weather Service Tiyan, GU
Last Update: 412 AM ChST Thu Aug 7 2025
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Today: Southeast wind 5 kt. Seas around 3 ft. Wave detail: east 3 ft at 8 seconds. Scattered showers with isolated thunderstorms.

Tonight: East wind 5 kt. Seas around 3 ft. Wave detail: east 3 ft at 8 seconds. 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.







Zone Forecast: Guam Coastal Waters (PMZ151)

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