FZPQ52 PGUM 221842
CWFPQ2

Coastal Waters/Island Forecast for Western Micronesia
National Weather Service Tiyan GU
442 AM ChST Sun Aug 23 2026

Coastal waters extend out to 40 nautical miles

PMZ161-231145-
Palau Coastal Waters-
442 AM ChST Sun Aug 23 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT THROUGH LATE THIS 
AFTERNOON...

.TODAY...West wind 15 to 25 kt with occasional gusts up to 30 kt. 
Wind waves 3 to 5 ft. Southwest swell 4 to 6 ft. Partly sunny. 
Scattered showers and isolated thunderstorms. Highs near 86. Chance 
of showers 40 percent.
.TONIGHT...West wind 15 to 20 kt. Wind waves 3 to 4 ft. Southwest 
swell 3 to 5 ft. Mostly cloudy. Scattered showers and isolated 
thunderstorms. Lows around 78. Chance of showers 40 percent. 
.MONDAY AND MONDAY NIGHT...Southwest wind 10 to 15 kt. Wind waves 2
to 3 ft. Mixed swell southwest 3 to 4 ft and northeast 3 ft. Partly 
sunny. Scattered showers. Highs near 87. Lows around 78. Chance of 
showers 40 percent. 
.TUESDAY AND WEDNESDAY...Southwest wind 10 to 15 kt. Wind waves 2 to
3 ft. Mixed swell northwest 3 to 4 ft and northeast 3 to 4 ft. 
Mostly cloudy with a 30 percent chance of showers. Highs in the upper
80s. Lows in the upper 70s.
.THURSDAY...Southwest wind 10 to 15 kt. Wind waves 2 to 3 ft. Mixed
North 3 to 4 ft and northeast 3 ft. Partly cloudy with a 20 percent
chance of showers. Highs in the upper 80s. Lows in the upper 70s. 

$$

PMZ171-231145-
Yap Coastal Waters-
442 AM ChST Sun Aug 23 2026

...SMALL CRAFT ADVISORY NOW IN EFFECT THROUGH EARLY MONDAY 
MORNING...
...ANOTHER ENHANCED MONSOON SURGE MAY RETURN FIRST HALF OF NEXT 
WEEK...

.TODAY...Southwest wind 15 to 25 kt with gusts up to 30 kt. Wind 
waves 3 to 5 ft. Southwest swell 5 to 6 ft. Partly sunny. Scattered 
showers and isolated thunderstorms. Highs near 87. Chance of showers 
40 percent.
.TONIGHT...West wind 15 to 20 kt. Occasional gusts up to 30 kt. Wind
waves 3 to 4 ft. West swell 5 to 6 ft. Mostly cloudy. Scattered 
showers and isolated thunderstorms. Lows around 77. Chance of showers
50 percent.
.MONDAY...West wind 15 to 20 kt. Wind waves 3 to 4 ft. West swell 4 
to 5 ft and northeast 3 ft. Cloudy. Numerous showers and isolated 
thunderstorms. Locally heavy showers possible. Highs near 86. Chance
of showers 60 percent.
.MONDAY NIGHT AND TUESDAY...West wind 10 to 15 kt with occasional 
gusts to 25 kt near heavier showers. Wind waves 2 to 3 ft. Northwest
swell 3 to 4 ft and north 3 to 4 ft. Cloudy. Showers likely and 
slight chance of thunderstorms. Lows in the mid 70s. Highs in the mid
80s. Chance of showers 70 percent.
.WEDNESDAY...Southwest wind 10 to 15 kt. Wind waves 2 to 3 ft. 
Northwest swell 3 to 4 ft and northeast 3 to 4 ft. Cloudy. Showers 
likely and slight chance of thunderstorms. Highs in the mid 80s. Lows
in the upper 70s. Chance of showers 60 percent. 
.THURSDAY...Southwest wind 10 to 15 kt. Wind waves 2 to 3 ft. 
Northwest swell 3 to 5 ft and northeast 3 ft. Mostly cloudy with a 40
percent chance of showers and slight chance of thunderstorms. Highs 
in the mid 80s. Lows in the upper 70s.  

$$

PMZ172-231145-
Chuuk Coastal Waters-
442 AM ChST Sun Aug 23 2026

.TODAY...Southwest wind 10 to 15 kt. Wind waves 2 to 3 ft. Southwest
swell 4 to 5 ft and south 3 ft. Mostly cloudy. Scattered showers and
isolated thunderstorms. Highs near 87. Chance of showers 50 percent.
.TONIGHT...West wind 10 to 15 kt. Wind waves 2 to 3 ft. Southwest 
swell 3 to 4 ft and south 3 ft. Mostly cloudy. Scattered showers and 
isolated thunderstorms. Lows around 78. Chance of showers 30 percent.
.MONDAY...West wind 5 to 10 kt. Wind waves 2 ft or less. West swell
4 to 5 ft. Partly sunny. Scattered showers and isolated
thunderstorms. Highs near 86. Chance of showers 40 percent. 
.MONDAY NIGHT...West wind 5 to 10 kt. Wind waves 2 ft or less. West
swell 4 to 5 ft. Mostly cloudy. Scattered showers and isolated
thunderstorms. Lows around 78. Chance of showers 50 percent. 
.TUESDAY...Southwest wind 10 to 15 kt. Wind waves 2 to 3 ft. West 
swell 3 to 4 ft. Mostly cloudy with a 50 percent chance of showers 
and slight chance of thunderstorms. Highs in the mid 80s. Lows in the
upper 70s. 
.WEDNESDAY...Southwest wind 10 to 15 kt. Wind waves 2 to 3 ft. West 
swell 3 to 4 ft and northeast 2 ft. Mostly cloudy with a 30 percent 
chance of showers. Highs in the upper 80s. Lows in the upper 70s.
.THURSDAY...Southwest wind 10 to 15 kt. Wind waves 2 to 3 ft.
Northwest swell 3 ft and northeast 3 ft. Partly cloudy with a 20 
percent chance of showers. Highs in the upper 80s. Lows in the upper 
70s. 

$$