National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Coastal Waters Forecast for Tinian Coastal Waters (PMZ153) (Text-Only)
NWS Forecast for: Tinian Coastal Waters (PMZ153)
Issued by: National Weather Service Tiyan, GU
Last Update: 358 AM ChST Tue Aug 12 2025

Today: Southeast 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. Isolated thunderstorms.

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

Wednesday: East wind 5 kt. Seas around 3 ft. Wave detail: east 3 ft at 9 seconds. Isolated thunderstorms.

Wednesday Night: East wind 5 kt. Seas around 3 ft. Wave detail: east 3 ft at 9 seconds.

Thursday Through Saturday: East wind 5 to 10 kt. Seas around 3 ft. Wave detail: east 3 ft at 9 seconds and east 2 ft at 4 seconds.






Zone Forecast: Tinian Coastal Waters (PMZ153)

Visit your local NWS office at: https://www.weather.gov/gum