FZPN03 KNHC 242217 HSFEP2 HIGH SEAS FORECAST NWS NATIONAL HURRICANE CENTER MIAMI FL 2230 UTC FRI OCT 24 2025 SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 1800 UTC FRI OCT 24. 24 HOUR FORECAST VALID 1800 UTC SAT OCT 25. 48 HOUR FORECAST VALID 1800 UTC SUN OCT 26. .WARNINGS. ...TROPICAL STORM WARNING... .TROPICAL DEPRESSION EIGHTEEN-E NEAR 13.2N 116.0W 1007 MB AT 2100 UTC OCT 24 MOVING W OR 270 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT NEAR WITHIN 60 NM NW SEMICIRCLE AND 30 NM SE QUADRANT. WITHIN 16N114W TO 16N117W TO 15N118W TO 13N118W TO 13N116W TO 14N113W TO 16N114W WINDS 20 TO 30 KT. SEAS 2.5 TO 3 M. ELSEWHERE WITHIN 25N115W TO 20N121W TO 12N122W TO 06N118W TO 09N110W TO 25N115W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NW TO N SWELL. .12 HOUR FORECAST TROPICAL STORM EIGHTEEN-E NEAR 13.3N 117.3W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. .24 HOUR FORECAST TROPICAL STORM EIGHTEEN-E NEAR 13.5N 118.6W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM N SEMICIRCLE...20 NM SE QUADRANT AND 0 NM SW QUADRANT. SEAS 4 M OR GREATER WITHIN 30 NM N SEMICIRCLE WITH SEAS TO 4.5 M. ELSEWHWERE WITHIN 15N118W TO 15N119W TO 14N119W TO 13N119W TO 13N118W TO 15N118W WINDS 20 TO 33 KT. SEAS 2.5 TO 4 M. REMAINDER OF AREA WITHIN 29N115W TO 30N140W TO 07N140W TO 06N118W TO 10N113W TO 29N115W...INCLUDING SEBASTIAN VIZCAINO BAY AND WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NW SWELL. .48 HOUR FORECAST TROPICAL STORM EIGHTEEN-E NEAR 13.8N 120.1W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM N SEMICIRCLE AND 40 NM S SEMICIRCLE. SEAS 4 M OR GREATER WITHIN 60 NM N SEMICIRCLE AND 30 NM S SEMICIRCLE OF CENTER WITH SEAS TO 5 M. ELSEWHERE WITHIN 15N119W TO 15N120W TO 15N122W TO 13N121W TO 13N119W TO 14N119W TO 15N119W WINDS 20 TO 33 KT. SEAS 20 TO 33 KT. SEAS 2.5 TO 4 M. REMAINDER OF AREA WITHIN 30N116W TO 30N140W TO 06N140W TO 05N115W TO 07N109W TO 30N116W...INCLUDING SEBASTIAN VIZCAINO BAY AND WITHIN 60 NM OF SHORE...WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NW SWELL. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. .SYNOPSIS AND FORECAST. .WITHIN 22N124W TO 30N118W TO 30N140W TO 12N140W TO 08N127W TO 12N124W TO 22N124W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NW SWELL. .24 HOUR FORECAST CONDITIONS TO MERGE WITH THOSE AS DESCRIBED ABOVE IN ASSOCIATION WITH TROPICAL STORM EIGHTEEN-E. .WITHIN 16N94W TO 16N95W TO 16N96W TO 15N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .48 HOUR FORECAST WITHIN 03S96W TO 02S99W TO 02S102W TO 03S105W TO 03.4S106W TO 03.4S96W TO 03S96W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 2145 UTC FRI OCT 24... .TROPICAL DEPRESSION EIGHTEEN-E...NUMEROUS STRONG WITHIN 60 NM N SEMICIRCLE. SCATTERED MODERATE TO ISOLATED STRONG FROM 14N TO 16N BETWEEN 112W AND 118W...WITHIN 30 NM OF LINE FROM 13N117W TO 12.5N115W AND FROM 12N TO 14N BETWEEN 114W AND 116W. .SCATTERED MODERATE FROM 04N TO 08N BETWEEN 77W AND 82W. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH AXIS EXTENDS FROM 10N85W TO 08N96W TO TROPICAL DEPRESSION EIGHTEEN-E AND TO 11N118W TO LOW PRES NEAR 10N124W 1012 MB AND TO 09N127W. ITCZ EXTENDS FROM 09N127W TO 07N140W. SCATTERED MODERATE ISOLATED STRONG FROM 10N TO 14N BETWEEN 97W AND 102W AND WITHIN 30 NM OF TROUGH BETWEEN 123W AND 128W. SCATTERED MODERATE WITHIN 120 NM S OF THE TROUGH BETWEEN 105W AND 107W AND WITHIN 60 NM S OF THE TROUGH BETWEEN 107W AND 113 $$ .FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.