250
FZMY50 PGUM 151722
CWFGUM

Coastal Waters Forecast for the Mariana Islands
National Weather Service Tiyan GU
322 AM ChST Mon Jun 16 2025

Marianas Waters out to 40 nautical miles

PMZ150-161000-
322 AM ChST Mon Jun 16 2025

.Synopsis for Marianas Waters...Light to gentle winds will prevail
through the coming week. Combined seas of 3 to 4 feet will subside a
bit, to between 2 and 3 feet today, then begin to build Tuesday,
reaching 3 to 5 feet Wednesday.

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PMZ151>154-161000-
MARIANAS COASTAL WATERS-
322 AM ChST Mon Jun 16 2025

.TODAY...East wind 10 kt. Seas around 3 ft. Wave Detail: East
3 ft at 8 seconds and east 2 ft at 4 seconds.
.TONIGHT...East wind 5 to 10 kt. Seas around 3 ft. Wave Detail:
East 3 ft at 8 seconds and east 2 ft at 4 seconds.
.TUESDAY...East wind 10 kt. Seas around 3 ft. Wave Detail: East
3 ft at 8 seconds and east 2 ft at 4 seconds. Isolated
thunderstorms.
.TUESDAY NIGHT...East wind 5 to 10 kt. Seas around 3 to 4 ft.
Wave Detail: East 3 ft at 8 seconds and east 2 ft at 4 seconds.
Isolated thunderstorms.
.WEDNESDAY THROUGH FRIDAY...East wind 5 to 15 kt. Seas 3 to 5 ft.
Wave Detail: East 4 ft at 8 seconds and east 3 ft at 4 seconds.


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