FZPN03 KNHC 250340

HSFEP2



HIGH SEAS FORECAST

NWS NATIONAL HURRICANE CENTER MIAMI FL

0430 UTC SAT OCT 25 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC SAT OCT 25.

24 HOUR FORECAST VALID 0000 UTC SUN OCT 26.

48 HOUR FORECAST VALID 0000 UTC MON OCT 27.



.WARNINGS.



...TROPICAL STORM WARNING...

.TROPICAL DEPRESSION EIGHTEEN-E NEAR 13.2N 116.6W 1007 MB AT

0300 UTC OCT 25 MOVING W OR 270 DEG AT 6 KT. MAXIMUM SUSTAINED

WINDS 30 KT GUSTS 40 KT. WITHIN 16N115W TO 15N118W TO 13N118W TO

15N116W TO 14N115W TO 15N114W TO 16N115W WINDS 20 TO 30 KT. SEAS

2.5 TO 3.0 M. ELSEWHERE WITHIN 19N115W TO 20N120W TO 07N122W TO 

07N114W TO 09N109W TO 19N115W WINDS 20 KT OR LESS. SEAS TO 2.5 M 

IN MIXED SWELL.

.12 HOUR FORECAST TROPICAL STORM EIGHTEEN-E NEAR 13.3N 117.7W. 

MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.

.24 HOUR FORECAST TROPICAL STORM EIGHTEEN-E NEAR 13.4N 118.8W. 

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 TO 4 M WITHIN 30 NM N SEMICIRCLE. ELSEWHERE WITHIN

14N118W TO 14N119W TO 14N120W TO 12N120W TO 12N118W TO 13N118W 

TO 14N118W WINDS 20 TO 33 KT. SEAS 2.5 TO 3.5 M. REMAINDER OF 

AREA WITHIN 30N116W TO 30N140W TO 07N140W TO 07N113W TO 30N116W 

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 15N120W TO 14N121W TO 

13N121W TO 14N119W TO 15N120W WINDS 20 TO 33 KT. SEAS 3 TO 4.5 M.

REMAINDER OF AREA WITHIN 30N116W TO 19N127W TO 30N140W TO 

06N140W TO 07N108W TO 30N116W 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 29N115W TO 30N140W TO 10N140W TO 06N125W TO 18N126W TO

29N115W 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 WINDS 20 TO 25 

KT. SEAS LESS THAN 2.5 M.

.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 

LESS THAN 2.5 M.



.36 HOUR FORECAST WITHIN 03S97W TO 02S106W TO 02S120W TO

03.4S120W TO 03.4S96W TO 03S97W WINDS 20 KT OR LESS. SEAS 2.5 TO

3.0 M IN SE TO S SWELL.

.48 HOUR FORECAST LITTLE CHANGE.



.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.



CONVECTION VALID AT 0300 UTC SAT OCT 25...



.T.D.EIGHTEEN-E...NUMEROUS MODERATE ISOLATED STRONG FROM 11N TO 

15N BETWEEN 115W AND 118W. 



.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM 11N86W TO 09N131W. ITCZ FROM 09N131W TO 

BEYOND 07N140W. SCATTERED MODERATE FROM 06N TO 14N AND E OF 

112W...FROM 07N TO 11N BETWEEN 120W AND 129W.



$$

.FORECASTER DELGADO. NATIONAL HURRICANE CENTER.