Coastal Waters Forecast
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
504 FZMY50 PGUM 291814 CWFGUM Coastal Waters Forecast for the Mariana Islands National Weather Service Tiyan GU 414 AM ChST Wed Oct 30 2024 Marianas Waters out to 40 nautical miles PMZ150-300800- 414 AM ChST Wed Oct 30 2024 .Synopsis for Marianas Waters...Combined seas of 6 to 8 feet will be choppy at some locations with opposing primary northeast swell and secondary west swell. A surface trough arriving from the east will trigger a few showers and isolated thunderstorms, mainly near Guam. $$ PMZ151>154-300800- MARIANAS COASTAL WATERS- 414 AM ChST Wed Oct 30 2024 .TODAY...Northeast wind 10 to 15 kt. Wind waves 2 to 3 ft. Mixed swell northeast 6 ft and west 5 ft. A few showers and isolated thunderstorms possible near Guam. .TONIGHT THROUGH THURSDAY NIGHT...East wind 15 to 20 kt. Wind waves 3 to 4 ft. Northwest swell 5 to 6 ft and west 5 ft. .FRIDAY AND SATURDAY...East wind 10 to 15 kt. Wind waves 2 to 3 ft. Mixed swell northeast 5 to 6 ft and west 5 ft. Chance of showers. .SUNDAY...East wind 10 to 15 kt. Wind waves 2 to 3 ft. Mixed swell northeast 5 to 6 ft and west 3 ft. Chance of showers and slight chance of thunderstorms. $$ Simpson