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Coastal Waters Forecast
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
708 FZMY50 PGUM 150558 CWFGUM Coastal Waters Forecast for the Mariana Islands National Weather Service Tiyan GU 358 PM ChST Sat Jun 15 2024 Marianas Waters out to 40 nautical miles PMZ150-152100- 358 PM ChST Sat Jun 15 2024 .Synopsis for Marianas Waters...Gentle to moderate trade winds will prevail through the middle of next week. Combined seas of 4 to 6 feet will build to between 5 and 7 feet overnight tonight as the trade swell builds. Scattered showers and isolated thunderstorms are expected over the waters through tonight. Another round of scattered showers is expected for Guam waters Monday and Monday night. $$ PMZ151-152100- Guam Coastal Waters- 358 PM ChST Sat Jun 15 2024 .TONIGHT...East wind 10 to 15 kt. Wind waves 2 to 3 ft. East swell 4 to 5 ft. Scattered showers and slight chance of thunderstorms. .SUNDAY...East wind 10 to 15 kt. Wind waves 2 to 3 ft. East swell 4 to 5 ft. Scattered showers. .SUNDAY NIGHT...East wind 10 to 15 kt. Wind waves 2 to 3 ft. East swell 4 to 5 ft. .MONDAY AND MONDAY NIGHT...East wind 15 kt. Wind waves 3 ft. East swell 4 to 5 ft. Scattered showers. .TUESDAY THROUGH THURSDAY...East wind 10 to 15 kt. Wind waves 2 to 3 ft. East swell 3 to 5 ft. $$ PMZ152>154-152100- Rota Coastal Waters-Tinian Coastal Waters-Saipan Coastal Waters- 358 PM ChST Sat Jun 15 2024 .TONIGHT...East wind 15 kt. Wind waves 3 ft. East swell 5 ft. Scattered showers and slight chance of thunderstorms. .SUNDAY THROUGH MONDAY NIGHT...East wind 15 kt. Wind waves 3 ft. East swell 4 to 6 ft. .TUESDAY THROUGH THURSDAY...East wind 10 to 15 kt. Wind waves 2 to 3 ft. East swell 3 to 5 ft. $$