448
FZPQ52 PGUM 210659 CCB
CWFPQ2

Coastal Waters/Island Forecast for Western Micronesia...CORRECTED
National Weather Service Tiyan GU
459 PM ChST Tue Jul 21 2026

Coastal waters extend out to 40 nautical miles



PMZ161-212300-
Palau Coastal Waters-
459 PM ChST Tue Jul 21 2026

...MONSOON PATTERN IS EXPECTED TO BRING HEAVY DOWNPOURS...GUSTY
WINDS...AND CHOPPY SEAS THE NEXT FEW DAYS...

Corrected Gusts.

.TONIGHT...Southwest wind 15 to 20 kt with gusts to 30 kt. Wind
waves 2 to 4 ft. Southwest swell 4 to 5 ft. Mostly cloudy with
scattered locally heavy showers and isolated thunderstorms. Lows
around 76. Chance of showers 50 percent.
.WEDNESDAY...Southwest wind 10 to 20 kt with gusts to 30 kt. Wind
waves 2 to 4 ft. Southwest swell 3 to 4 ft. Mostly cloudy with
scattered locally heavy showers and isolated thunderstorms. Highs
near 85. Chance of showers 50 percent.
.WEDNESDAY NIGHT...Southwest wind 10 to 20 kt with gusts to 30 kt.
Wind waves 3 to 5 ft. Southwest swell 4 to 5 ft. Mostly cloudy with
scattered locally heavy showers and isolated thunderstorms. Lows
around 76. Chance of showers 50 percent.
.THURSDAY...South wind 10 to 20 kt with gusts to 30 kt. Wind waves 3
to 5 ft. Southwest swell 3 to 4 ft. Cloudy with numerous locally
heavy showers and isolated thunderstorms. Highs near 85. Chance of
showers 70 percent.
.THURSDAY NIGHT...South wind 5 to 15 kt. Wind waves 1 to 3 ft.
Southwest swell 3 to 4 ft. Mostly cloudy with scattered showers and
isolated thunderstorms. Lows around 77. Chance of showers 50
percent.
.FRIDAY...South wind 5 to 10 kt. Wind waves 2 ft or less. Southwest
swell 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.
.SATURDAY...Southeast wind 5 kt. Wind waves 2 ft or less. Southwest
swell 3 ft. Partly cloudy. A 20 percent chance of showers. Highs in
the mid 80s. Lows in the upper 70s.
.SUNDAY...South wind 5 kt. Wind waves 2 ft or less. South swell
3 ft. Partly cloudy. A 20 percent chance of showers. Highs in the
mid 80s. Lows in the upper 70s.

$$

PMZ171-212300-
Yap Coastal Waters-
459 PM ChST Tue Jul 21 2026

...MONSOON PATTERN IS EXPECTED TO BRING HEAVY DOWNPOURS...GUSTY
WINDS...AND CHOPPY SEAS THE NEXT FEW DAYS...

Corrected PoPs for Thursday, and corrected gusts.

.TONIGHT...Southwest wind 15 to 20 kt with gusts to 30 kt. Wind
waves 2 to 4 ft. Southwest swell 5 to 6 ft. Mostly cloudy with
scattered locally heavy showers becoming numerous around midnight.
Isolated thunderstorms. Lows around 76. Chance of showers 60 percent.
.WEDNESDAY...Southwest wind 10 to 20 kt with gusts to 30 kt. Wind
waves 3 to 5 ft. West swell 5 to 6 ft. Widespread locally heavy
showers and isolated thunderstorms. Highs near 84. Chance of showers
80 percent.
.WEDNESDAY NIGHT...South wind 10 to 15 kt with gusts to 25 kt. Wind
waves 2 to 3 ft. Southwest swell 5 to 6 ft. Mostly cloudy with
numerous locally heavy showers and isolated thunderstorms. Lows
around 75. Chance of showers 70 percent.
.THURSDAY...South wind 10 to 15 kt with gusts to 25 kt. Wind waves 2
to 3 ft. Southwest swell 4 to 5 ft. Numerous locally heavy showers
and isolated thunderstorms. Highs near 85. Chance of showers 70
percent.
.THURSDAY NIGHT...South wind 5 to 10 kt. Wind waves 2 ft or less.
Southwest swell 4 to 5 ft. Mostly cloudy with scattered showers and
isolated thunderstorms. Lows around 79. Chance of showers
40 percent.
.FRIDAY...Southwest to west wind 10 kt. Wind waves 2 ft or less.
West swell 3 to 4 ft. Mostly cloudy with a 30 percent chance of
showers and slight chance of thunderstorms. Highs in the upper 80s.
Lows in the upper 70s.
.SATURDAY...West to northwest wind 5 kt. Wind waves 2 ft or less.
Mixed swell southwest 3 ft and east 3 ft. Mostly cloudy. A 20 percent
chance of showers and thunderstorms. Highs in the upper 80s. Lows in
the upper 780s.
.SUNDAY...North wind 5 kt. Wind waves 2 ft or less. Southeast swell
3 ft. Mostly cloudy with a 30 percent chance of showers and slight
chance of thunderstorms. Highs in the mid 80s. Lows in the upper
70s.

$$

PMZ172-212300-
Chuuk Coastal Waters-
459 PM ChST Tue Jul 21 2026

.TONIGHT...West wind 5 to 10 kt. Wind waves 2 ft or less. West swell
3 to 4 ft. Mostly cloudy with scattered showers and isolated
thunderstorms. Lows around 77. Chance of showers 30 percent.
.WEDNESDAY...Northwest wind 5 to 10 kt. Wind waves 2 ft or less.
West swell 3 to 4 ft. Partly sunny with scattered showers and
isolated thunderstorms. Highs near 86. Chance of showers 40 percent.
.WEDNESDAY NIGHT...North wind 10 kt. Wind waves 2 ft or less. West
swell 3 to 4 ft. Mostly cloudy with scattered showers. Lows around
77. Chance of showers 50 percent.
.THURSDAY...Southwest wind 5 kt. Wind waves 2 ft or less. West swell
3 to 4 ft. Mostly sunny with isolated showers and thunderstorms.
Highs near 88. Chance of showers 20 percent.
.THURSDAY NIGHT...West wind 5 kt. Wind waves 2 ft or less. Southwest
swell 3 to 4 ft. Partly cloudy with isolated showers and
thunderstorms. Lows around 77. Chance of showers 20 percent.
.FRIDAY...Southwest wind 5 kt. Wind waves 2 ft or less. West swell
3 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.
.SATURDAY...South wind 5 kt. Wind waves 2 ft or less. Southwest
swell 3 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...Southwest wind 5 to 10 kt. Wind waves 2 ft or less.
Southeast swell 3 ft. Mostly cloudy with a 50 percent chance of
showers and slight chance of thunderstorms. Highs in the upper 80s.
Lows in the upper 70s.

$$