


Coastal Waters Forecast
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
752 FZMY50 PGUM 131715 CWFGUM Coastal Waters Forecast for the Mariana Islands National Weather Service Tiyan GU 315 AM ChST Sat Jun 14 2025 Marianas Waters out to 40 nautical miles PMZ150-141000- 315 AM ChST Sat Jun 14 2025 .Synopsis for Marianas Waters...Gentle to moderate winds will become light to gentle over this weekend. Combined seas are expected to remain between 3 and 5 feet. $$ PMZ151>154-141000- MARIANAS COASTAL WATERS- 315 AM ChST Sat Jun 14 2025 .TODAY...East wind 10 to 15 kt. Seas 3 to 5 ft. Wave Detail: East 3 ft at 8 seconds and east 3 ft at 4 seconds. .TONIGHT...East wind 10 kt. Seas around 4 ft. Wave Detail: East 4 ft at 8 seconds and east 2 ft at 4 seconds. .SUNDAY...East wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: East 3 ft at 8 seconds and east 2 ft at 4 seconds. .SUNDAY NIGHT...East wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: East 3 ft at 8 seconds and east 2 ft at 4 seconds. .MONDAY THROUGH WEDNESDAY...East wind 5 to 10 kt. Seas 3 to 4 ft. Wave Detail: East 3 ft at 8 seconds and east 2 ft at 4 seconds. $$