Coastal Waters Forecast
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
047 FZMY50 PGUM 221659 CWFGUM Coastal Waters Forecast for the Mariana Islands National Weather Service Tiyan GU 259 AM ChST Sat Nov 23 2024 Marianas Waters out to 40 nautical miles PMZ150-231000- 259 AM ChST Sat Nov 23 2024 .Synopsis for Marianas Waters...Combined seas of 5 to 8 feet will gradually rise to 7 to 9 feet over the weekend as winds and trade swells increase. Winds will be moderate to fresh through the weekend, lasting through much of next week. The chance of showers and thunderstorms increases during the middle of next week onward. $$ PMZ151>154-231000- MARIANAS COASTAL WATERS- 259 AM ChST Sat Nov 23 2024 .TODAY...East wind 15 kt. Seas 5 to 7 ft. Wave Detail: Northeast 5 ft at 9 seconds, east 3 ft at 5 seconds and north 3 ft at 11 seconds. .TONIGHT...East wind 15 kt. Seas 5 to 7 ft. Wave Detail: Northeast 6 ft at 9 seconds, east 3 ft at 5 seconds and north 2 ft at 10 seconds. .SUNDAY...East wind 15 kt. Seas 6 to 8 ft. Wave Detail: Northeast 6 ft at 9 seconds, east 3 ft at 5 seconds and north 2 ft at 10 seconds. .SUNDAY NIGHT...East wind 15 to 20 kt. Seas 6 to 8 ft. Wave Detail: Northeast 5 ft at 10 seconds, east 4 ft at 6 seconds and north 3 ft at 11 seconds. .MONDAY THROUGH TUESDAY...East wind 20 kt. Seas 7 to 9 ft. Wave Detail: Northeast 6 ft at 10 seconds, east 4 ft at 6 seconds and north 3 ft at 12 seconds. .WEDNESDAY...East wind 10 to 20 kt. Seas 7 to 9 ft. Wave Detail: Northeast 6 ft at 9 seconds, east 4 ft at 6 seconds and north 3 ft at 11 seconds. A chance of showers with a slight chance of thunderstorms. $$