227
FZPQ52 PGUM 161836
CWFPQ2

Coastal Waters/Island Forecast for Western Micronesia
National Weather Service Tiyan GU
436 AM ChST Thu Sep 17 2026

Coastal waters extend out to 40 nautical miles

PMZ161-171015-
Palau Coastal Waters-
436 AM ChST Thu Sep 17 2026

.TODAY...Southwest wind 10 to 15 kt with occasional gusts to 25 kt.
Wind waves 2 to 3 ft. Southwest swell 4 to 5 ft. Partly sunny.
Isolated showers and thunderstorms. Highs near 87. Chance of showers
20 percent.
.TONIGHT...West wind 10 to 15 kt. Wind waves 2 to 3 ft. West swell 4
to 5 ft. Partly cloudy. Isolated showers and thunderstorms. Lows
around 78. Chance of showers 20 percent.
.FRIDAY...West wind 10 to 15 kt. Wind waves 2 to 3 ft. West swell 4
to 5 ft. Mostly sunny. Isolated showers and thunderstorms. Highs
near 89. Chance of showers 20 percent.
.FRIDAY NIGHT...West wind 10 to 15 kt. Wind waves 2 to 3 ft. West
swell 3 to 4 ft. Partly cloudy. Isolated light showers. Lows around
78. Chance of showers 10 percent.
.SATURDAY...Southwest wind 10 to 15 kt. Wind waves 2 to 3 ft.
Southwest swell 3 to 4 ft. Partly cloudy. Slight chance of showers.
Highs in the mid 80s. Lows in the upper 70s. Chance of showers 20
percent.
.SUNDAY...Southwest wind 10 to 15 kt. Wind waves 2 to 3 ft.
Southwest swell 3 to 4 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.
.MONDAY...Southwest wind 10 to 15 kt. Wind waves 2 to 3 ft.
Northwest swell 3 to 5 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.

$$

PMZ171-171015-
Yap Coastal Waters-
436 AM ChST Thu Sep 17 2026

...SMALL CRAFT ADVISORY REMAINS IN EFFECT THROUGH FRIDAY
AFTERNOON...

.TODAY...West wind 15 to 25 kt. Wind waves 3 to 5 ft. Southwest
swell 5 to 6 ft. Mostly cloudy. Scattered showers and isolated
thunderstorms. Highs near 86. Chance of showers 50 percent.
.TONIGHT...West wind 15 to 25 kt. Wind waves 3 to 5 ft. West swell 5
to 6 ft. Mostly cloudy. Scattered showers and isolated
thunderstorms. Lows around 77. Chance of showers 50 percent.
.FRIDAY...West wind 15 to 25 kt. Wind waves 3 to 5 ft. West swell 5
to 6 ft. Mostly cloudy. Scattered showers and isolated thunderstorms.
Highs near 87. Chance of showers 50 percent.
.FRIDAY NIGHT...West wind 10 to 15 kt. Wind waves 2 to 4 ft. West
swell 5 to 6 ft. Mostly cloudy. Scattered showers and isolated
thunderstorms. Lows around 78. Chance of showers 40 percent.
.SATURDAY...West wind 10 to 15 kt. Wind waves 2 to 3 ft. Southwest
swell 5 to 6 ft. Mostly cloudy with a 40 percent chance of showers
and slight chance of thunderstorms. Highs in the upper 80s. Lows in
the upper 70s.
.SUNDAY...West wind 10 to 15 kt. Wind waves 2 to 3 ft. Mixed swell
southwest 4 to 5 ft and northeast 3 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.
.MONDAY...West wind 10 to 15 kt. Wind waves 2 to 3 ft. Mixed swell
west 3 to 4 ft and north 4 ft. Widespread locally heavy showers and
slight chance of thunderstorms. Highs in the mid 80s. Lows in the
upper 70s. Chance of showers 80 percent.

$$

PMZ172-171015-
Chuuk Coastal Waters-
436 AM ChST Thu Sep 17 2026

.TODAY...Southwest wind 10 to 15 kt. Wind waves 2 to 3 ft. Southwest
swell 5 to 6 ft. Mostly sunny. Isolated showers. Highs near 88.
Chance of showers 20 percent.
.TONIGHT...Southwest wind 10 to 15 kt. Wind waves 2 to 3 ft. West
swell 5 to 6 ft. Partly cloudy. Isolated showers. Lows around 78.
Chance of showers 20 percent.
.FRIDAY...Southwest wind 10 to 15 kt. Wind waves 2 to 3 ft. West
swell 4 to 5 ft. Mostly sunny. Isolated showers and thunderstorms.
Highs near 87. Chance of showers 20 percent.
.FRIDAY NIGHT...Southwest wind 10 to 15 kt. Wind waves 2 to 3 ft.
West swell 4 to 5 ft. Mostly cloudy. Isolated showers. Lows around
78. Chance of showers 20 percent.
.SATURDAY...Southwest wind 5 to 10 kt. Wind waves 2 ft or less.
Southwest swell 3 to 4 ft. Mostly cloudy. Slight chance of showers
and thunderstorms. Highs in the upper 80s. Lows in the upper 70s.
Chance of showers 20 percent.
.SUNDAY...Southwest wind 5 to 10 kt. Wind waves 2 ft or less.
Southwest swell 4 to 5 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.
.MONDAY...Southwest wind 5 kt. Wind waves 2 ft or less. Southwest
swell 4 to 5 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.

$$