


Coastal Waters Forecast
Issued by NWS
Issued by NWS
305 FZPQ51 PGUM 180534 CWFPQ1 Coastal Waters/Island Forecast for Eastern Micronesia National Weather Service Tiyan GU 334 PM ChST Mon Aug 18 2025 Coastal waters extend out to 40 nautical miles PMZ173-190015- Pohnpei Coastal Waters- 334 PM ChST Mon Aug 18 2025 .TONIGHT...East wind 5 to 10 kt. Wind waves 2 ft or less. East swell 4 to 5 ft. Cloudy. Widespread showers and isolated thunderstorms in the evening, then scattered showers and isolated thunderstorms after midnight. Lows around 78. Chance of showers 90 percent, decreasing to 50 percent after midnight. .TUESDAY...East wind 5 to 10 kt. Wind waves 2 ft or less. East swell 4 to 5 ft. Partly sunny with scattered showers. Highs near 88. Chance of showers 30 percent. .TUESDAY NIGHT...East wind 5 kt. Wind waves 2 ft or less. East swell 4 to 5 ft. Mostly cloudy with scattered showers. Lows around 79. Chance of showers 30 percent. .WEDNESDAY...East wind 5 to 10 kt. Wind waves 2 ft or less. East swell 4 to 5 ft. Partly sunny with scattered showers and isolated thunderstorms. Highs near 87. Chance of showers 30 percent. .WEDNESDAY NIGHT...East wind 5 to 10 kt. Wind waves 2 ft or less. East swell 4 to 5 ft. Mostly cloudy with isolated showers. Lows around 79. Chance of showers 20 percent. .THURSDAY...East wind 5 to 10 kt. Wind waves 2 ft or less. East swell 3 to 4 ft. Mostly cloudy. A 20 percent chance of showers. Highs in the upper 80s. Lows in the upper 70s. .FRIDAY AND SATURDAY...East wind 5 to 10 kt. Wind waves 2 ft or less. East 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. $$ PMZ174-190015- Kosrae Coastal Waters- 334 PM ChST Mon Aug 18 2025 .TONIGHT...East wind 5 to 10 kt. Wind waves 2 ft or less. Southeast swell 4 to 5 ft. Mostly cloudy with scattered showers. Isolated thunderstorms. Lows around 78. Chance of showers 40 percent. .TUESDAY...East wind 10 to 15 kt. Wind waves 2 to 3 ft. East swell 4 to 5 ft. Partly sunny with isolated showers. Highs near 88. Chance of showers 20 percent. .TUESDAY NIGHT...East wind 5 to 10 kt. Wind waves 2 ft or less. East swell 5 to 6 ft. Mostly cloudy with isolated showers and thunderstorms, becoming scattered showers and isolated thunderstorms after midnight. Lows around 79. Chance of showers 20 percent, increasing to 50 percent after midnight. .WEDNESDAY...East wind 5 to 10 kt. Wind waves 2 ft or less. East swell 5 to 6 ft. Partly sunny with scattered showers and isolated thunderstorms. Highs near 87. Chance of showers 40 percent. .WEDNESDAY NIGHT...Northeast wind 5 to 10 kt. Wind waves 2 ft or less. East swell 5 to 6 ft. Mostly cloudy with scattered showers and isolated thunderstorms. Lows in the upper 70s. Chance of showers 30 percent. .THURSDAY AND FRIDAY...East wind 5 to 10 kt. Wind waves 2 ft or less. East swell 4 to 5 ft. Mostly cloudy with a 30 percent chance of showers and slight chance of thunderstorms. Highs in the upper 80s. Lows in the upper 70s. .SATURDAY...East wind 5 to 10 kt. Wind waves 2 ft or less. Southeast swell 3 to 4 ft. Mostly cloudy with a 40 percent chance of showers and slight chance of thunderstorms. Highs in the upper 80s. Lows in the upper 70s. $$ PMZ181-190015- Majuro Coastal Waters- 334 PM ChST Mon Aug 18 2025 .TONIGHT...East wind 10 to 15 kt. Wind waves 2 to 3 ft. East swell 4 to 5 ft. Partly cloudy with isolated showers. Lows around 80. Chance of showers 20 percent. .TUESDAY...East wind 10 to 15 kt. Wind waves 2 to 3 ft. East swell 4 to 5 ft. Partly sunny with isolated showers and thunderstorms. Highs near 86. Chance of showers 20 percent. .TUESDAY NIGHT...Northeast wind 5 to 10 kt. Wind waves 2 ft or less. East swell 4 to 5 ft. Mostly cloudy with scattered showers and isolated thunderstorms. Lows around 80. Chance of showers 40 percent. .WEDNESDAY...East wind 5 to 10 kt. Wind waves 2 ft or less. East swell 4 to 5 ft. Partly sunny with scattered showers and isolated thunderstorms. Highs near 86. Chance of showers 40 percent. .WEDNESDAY NIGHT...East wind 5 kt. Wind waves 2 ft or less. East swell 4 to 5 ft. Mostly cloudy with scattered showers and isolated thunderstorms. Lows around 80. Chance of showers 30 percent. .THURSDAY AND FRIDAY...East wind 5 kt. Wind waves 2 ft or less. East swell 4 to 5 ft. Mostly cloudy with a 30 percent chance of showers and slight chance of thunderstorms. Highs in the mid 80s. Lows around 80. .SATURDAY...East wind 5 to 15 kt. Wind waves 1 to 3 ft. East swell 4 to 5 ft. Mostly cloudy with a 40 percent chance of showers and slight chance of thunderstorms. Highs in the upper 80s. Lows around 80. $$