Coastal Waters Forecast
Issued by NWS Tiyan, Guam

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000
FZMY50 PGUM 220701
CWFGUM

Coastal Waters Forecast for the Mariana Islands
National Weather Service Tiyan GU
501 PM ChST Fri Mar 22 2024

Marianas Waters out to 40 nautical miles

PMZ150-222045-
501 PM ChST Fri Mar 22 2024

.Synopsis for Marianas Waters...Fresh to strong winds, with gusts
near gale force, will develop after midnight and continue through the
weekend as a shear line crosses the region. In it`s wake, a rapidly
increasing north swell will allow seas to build into the 10 to 13
foot range pretty quickly. A Small Craft Advisory remains in effect.

$$

PMZ151-152-222045-
Guam Coastal Waters-Rota Coastal Waters-
501 PM ChST Fri Mar 22 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY MONDAY MORNING...

.TONIGHT...Northeast wind 15 to 20 kt. Wind waves 3 to 5 ft. North
swell 7 to 9 ft and east 3 ft.
.SATURDAY THROUGH SUNDAY...Northeast wind 20 to 25 kt with gusts to
30 kt. Wind waves 4 to 6 ft. North swell 6 to 8 ft and northeast 3
to 4 ft. Scattered showers and isolated thunderstorms.
.SUNDAY NIGHT...East wind 20 to 25 kt. Wind waves 4 to 6 ft.
Northeast swell 6 to 7 ft and north 3 to 5 ft. Scattered showers and
isolated thunderstorms.
.MONDAY...East wind 15 to 20 kt. Wind waves 3 to 5 ft. Northeast
swell 5 to 7 ft and north 3 to 5 ft.
.TUESDAY...East wind 10 to 15 kt. Wind waves 2 to 3 ft. Northeast
swell 5 to 7 ft and north 3 to 4 ft.
.WEDNESDAY...East wind 10 to 15 kt. Wind waves 2 to 3 ft. East swell
4 to 6 ft.

$$

PMZ153-154-222045-
Tinian Coastal Waters-Saipan Coastal Waters-
501 PM ChST Fri Mar 22 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH EARLY MONDAY MORNING...

.TONIGHT...Northeast wind 15 to 20 kt with gusts to 30 kt. Wind
waves 4 to 6 ft. North swell 7 to 8 ft and east 3 to 4 ft.
.SATURDAY...Northeast wind 20 to 25 kt with gusts to 30 kt. Wind
waves 4 to 7 ft. North swell 6 to 8 ft and northeast 3 to 5 ft.
Scattered showers.
.SATURDAY NIGHT...Northeast wind 25 to 30 kt. Wind waves 5 to 7 ft.
North swell 6 to 7 ft and northeast 3 to 5 ft. Scattered showers and
isolated thunderstorms.
.SUNDAY...East wind 20 to 25 kt. Wind waves 4 to 7 ft. Northeast
swell 6 to 7 ft and north 4 to 6 ft.
.SUNDAY NIGHT...East wind 20 kt. Wind waves 4 to 5 ft. Northeast
swell 6 to 7 ft and north 3 to 5 ft.
.MONDAY...East wind 15 to 20 kt. Wind waves 3 to 5 ft. Northeast
swell 6 to 8 ft and north 4 to 6 ft.
.TUESDAY...East wind 10 to 15 kt. Wind waves 2 to 3 ft. Northeast
swell 5 to 7 ft and north 3 ft.
.WEDNESDAY...East wind 10 kt. Wind waves 2 ft or less. East swell
4 to 6 ft.

$$


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