FZMY50 PGUM 091822

CWFGUM



Coastal Waters Forecast for the Mariana Islands

National Weather Service Tiyan GU

422 AM ChST Sat May 10 2025



Marianas Waters out to 40 nautical miles



PMZ150-101145-

422 AM ChST Sat May 10 2025



.Synopsis for Marianas Waters...Mainly moderate trade winds are 

expected through the weekend into next week. Combined seas of 4 

to 6 feet will build to between 5 and 7 feet early next week as a

east-northeast swell may move into the region. Sea conditions 

will remain benign through the period.



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PMZ151>154-101145-

MARIANAS COASTAL WATERS-

422 AM ChST Sat May 10 2025



.TODAY...East wind 15 kt. Seas 4 to 6 ft. Wave Detail: East 5 ft

at 8 seconds and east 3 ft at 5 seconds. 

.TONIGHT...East wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail:

East 5 ft at 8 seconds and east 3 ft at 4 seconds. 

.SUNDAY...East wind 10 to 15 kt. Seas 4 to 6 ft. Wave Detail:

East 5 ft at 8 seconds and east 3 ft at 4 seconds. 

.SUNDAY NIGHT...East wind 10 to 15 kt. Seas 4 to 6 ft. Wave

Detail: East 5 ft at 8 seconds and east 3 ft at 4 seconds. 

.MONDAY THROUGH TUESDAY...East wind 15 kt. Seas 5 to 7 ft. Wave

Detail: East 6 ft at 9 seconds and east 3 ft at 5 seconds. 

.WEDNESDAY...East wind 15 kt. Seas 4 to 6 ft. Wave Detail: East

5 ft at 9 seconds and east 3 ft at 5 seconds.  



$$