


High Seas Forecast
Issued by NWS
Issued by NWS
436 FZPN03 KNHC 240910 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 1030 UTC SUN AUG 24 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT. SECURITE E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE EQUATOR E OF 120W SYNOPSIS VALID 0600 UTC SUN AUG 24. 24 HOUR FORECAST VALID 0600 UTC MON AUG 25. 48 HOUR FORECAST VALID 0600 UTC TUE AUG 26. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .WITHIN 11N105 TO 13N112W TO 12N120W TO 05N127W TO 04N117W TO 06N98W TO 11N105W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN S SWELL. .18 HOUR FORECAST LOW PRES...EP92...POSSIBLE TROPICAL CYCLONE...NEAR 15N111W 1007 MB. WITHIN 15N107W TO 13N120W TO 08N127W TO 06N126W TO 06N109W TO 08N105W TO 15N107W WINDS 20 KT OR LESS...EXCEPT S TO SW 20 TO 25 KT WINDS FROM 12N TO 15N BETWEEN 109W AND 112W AND FROM 10N TO 13N BETWEEN 112W AND 120W. SEAS 2.5 TO 3.M IN S TO SW SWELL. .24 HOUR FORECAST LOW PRES...EP92...POSSIBLE TROPICAL CYCLONE... NEAR 16N112W 1006 MB. LITTLE CHANGE IN CONDITIONS. .48 HOUR FORECAST LOW PRES...EP92...POSSIBLE TROPICAL CYCLONE... NEAR 17N116W 1006 MB. WITHIN 19N112W TO 19N116W TO 15N117W TO 10N123W TO 13N116 TO 15N113W TO 19N112W S TO SW WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M. .WITHIN 02N89W TO 12N108W TO 07N126W TO 03.4S120W TO 03.4S82W TO 02N89W...EXCEPT LEE OF GALAPAGOS ISLANDS...WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN SE TO S SWELL. .24 HOUR FORECAST WITHIN 03N80W TO 08N84W TO 01S90W TO 10N95W TO 05N120W TO 03.4S120W TO 03.4S89W TO 02S80W TO 03N80W...INCLUDING THE GULF OF GUAYAQUIL AND EXCEPT LEE OF GALAPAGOS ISLANDS...WINDS 20 KT OR LESS. SEAS 2.5 TO 4 M IN S SWELL...EXCEPT IN S TO SW SWELL W OF 103W. .48 HOUR FORECAST WITHIN 09N85W TO 13N99W TO 05N117W TO 03.4S120W TO 01S89W TO 03.4S80W TO 09N85W...INCLUDING THE GULF OF PANAMA AND NEAR THE AZUERO PENINSULA AND THE GULF OF GUAYAQUIL AND EXCEPT LEE OF GALAPAGOS ISLANDS...WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN S SWELL...EXCEPT IN S TO SW SWELL W OF 103W. .WITHIN 16N138W TO 17N140W TO 11N140W TO 12N138W TO 14N137W TO 16N138W WINDS 20 KT OR LESS. SEAS TO 2.5 M IN MIXED NE AND SE SWELL. .12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .42 HOUR FORECAST WITHIN 10N86W TO 11N86W TO 11.5N87W TO 11N88W TO 10N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .48 HOUR FORECAST LITTLE CHANGE...EXCEPT SEAS TO 2.5 M. .48 HOUR FORECAST WITHIN 16N95W TO 16N95.5W TO 15N96W TO 15N95W TO 16N95W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 0900 UTC SUN AUG 24... .SCATTERED MODERATE ISOLATED STRONG FROM 15N TO 18N BETWEEN 100W AND 106W. .SCATTERED MODERATE FROM 14N TO 17N BETWEEN 114W AND 120W. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... THE MONSOON TROUGH AXIS EXTENDS FROM 10N85W TO 11N92W TO 13N100W TO LOW PRES NEAR 15N105W 1007 MB...THEN TO 11N128W TO 12N140W. NUMEROUS MODERATE ISOLATED STRONG FROM 08N TO 10N BETWEEN 97W AND 102W AND FROM 09N TO 11N BETWEEN 109W AND 112W. SCATTERED MODERATE FROM 08N TO 11N BETWEEN 105W AND 109W...WITHIN 60 NM S OF THE TROUGH BETWEEN 84W AND 85W...BETWEEN 87W AND 90W AND WITHIN 30 NM OF THE TROUGH BETWEEN 115W AND 118W. $$ .FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.