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Coastal Waters Forecast
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
355 FZMY50 PGUM 040612 CWFGUM Coastal Waters Forecast for the Mariana Islands National Weather Service Tiyan GU 412 PM ChST Thu Jul 4 2024 Marianas Waters out to 40 nautical miles PMZ150-041900- 412 PM ChST Thu Jul 4 2024 .Synopsis for Marianas Waters...Gentle to moderate trade winds and combined seas of 3 to 5 feet will continue. Gusty winds and choppy seas are possible near showers and thunderstorms, mainly over Guam and Rota waters, as a couple of disturbances pass just south of the Marianas. $$ PMZ151-152-041900- Guam Coastal Waters-Rota Coastal Waters- 412 PM ChST Thu Jul 4 2024 .TONIGHT...East to northeast wind 10 kt. Wind waves 2 ft or less. East swell 3 to 4 ft. Isolated thunderstorms. .FRIDAY...East wind 10 kt. Wind waves 2 ft or less. East swell 3 to 4 ft. Isolated thunderstorms. .FRIDAY NIGHT THROUGH SATURDAY NIGHT...East wind 10 to 15 kt. Wind waves 2 to 3 ft. East swell 3 to 4 ft. .SUNDAY THROUGH TUESDAY...East wind 10 kt. Wind waves 2 ft or less. East swell 3 to 4 ft. Slight chance of thunderstorms. $$ PMZ153-154-041900- Tinian Coastal Waters-Saipan Coastal Waters- 412 PM ChST Thu Jul 4 2024 .TONIGHT...Northeast wind 10 to 15 kt. Wind waves 2 to 3 ft. East swell 4 ft. .FRIDAY...East wind 10 kt. Wind waves 2 ft or less. East swell 4 ft. .FRIDAY NIGHT THROUGH SATURDAY NIGHT...East wind 10 to 15 kt. Wind waves 2 to 3 ft. East swell 4 ft. .SUNDAY THROUGH TUESDAY...East wind 10 kt. Wind waves 2 ft or less. East swell 3 to 4 ft. Slight chance of thunderstorms. $$ Simpson