846
FZPN03 KNHC 040427
HSFEP2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC SAT OCT 4 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 4.
24 HOUR FORECAST VALID 0000 UTC SUN OCT 5.
48 HOUR FORECAST VALID 0000 UTC MON OCT 6.
.WARNINGS.
..TROPICAL STORM WARNING
.TROPICAL STORM OCTAVE NEAR 13.8N 122.7W 1000 MB AT 0300 UTC OCT
04 MOVING WNW OR 285 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 50 KT
GUSTS 60 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM N
SEMICIRCLE...40 NM SE QUADRANT AND 0 NM SW QUADRANT. SEAS 4 M OR
GREATER WITHIN 75 NM OF CENTER EXCEPT 90 NM NE QUADRANT WITH
SEAS TO 5.5 M. ELSEWHERE WITHIN 15N121W TO 16N122W TO 16N123W TO
14N124W TO 13N122W TO 13N121W TO 15N121W WINDS 20 TO 33 KT. SEAS
4.0 TO 5.5 M. REMAINDER OF AREA WITHIN 15N118W TO 20N121W TO
15N126W TO 13N126W TO 09N120W TO 10N118W TO 15N118W WINDS 20 KT
OR LESS. SEAS 2.5 TO 4.5 M IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM OCTAVE NEAR 14.8N 124.2W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE
WINDS WITHIN 60 NM N SEMICIRCLE...40 NM SE QUADRANT AND 30 NM SW
QUADRANT. SEAS 4 M OR GREATER WITHIN 75 NM NE QUADRANT...45 NM
SE QUADRANT...60 NM SW QUADRANT AND 90 NM NW QUADRANT WITH SEAS
TO 5.0 M. ELSEWHERE WITHIN 16N123W TO 17N123W TO 16N126W TO
15N126W TO 14N124W TO 14N123W TO 16N123W NE WINDS 20 TO 33 KT.
SEAS 3.5 TO 5.0 M. REMAINDER OF AREA WITHIN 18N122W TO 19N126W TO
18N128W TO 14N129W TO 08N122W TO 12N119W TO 18N122W WINDS 20 KT
OR LESS. SEAS 2.5 TO 4.5 M IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM OCTAVE NEAR 15.5N 123.9W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE
WINDS WITHIN 60 NM NE QUADRANT...40 NM SE QUADRANT...30 NM SW
QUADRANT...AND 50 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN
75 NM N SEMICIRCLE AND 60 NM S SEMICIRCLE WITH SEAS TO 5.0 M.
ELSEWHERE WITHIN 17N123W TO 17N124W TO 16N125W TO 15N125W TO
15N123W TO 15N122W TO 17N123W WINDS 20 TO 33 KT. SEAS 3.5 TO 5.0
M. REMAINDER OF AREA WITHIN 19N123W TO 17N128W TO 14N128W TO
10N124W TO 09N122W TO 13N120W TO 19N123W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN MIXED SWELL.
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.
..GALE WARNING
.LOW PRESS 13N105W 1000 MB. WITHIN 16N103W TO 16N105W TO 14N107W
TO 14N104W TO 11N106W TO 12N102W TO 16N103W S WINDS 20 TO 30 KT.
SEAS 2.5 TO 3.0 M.
12 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE
NEAR
14N106W 1009 MN. WITHIN 16N106W TO 16N107W TO 15N107W TO 14N107W
TO 14N106W TO 15N106W TO 16N106W E WINDS 25 TO 35 KT. SEAS 2.5
TO 3.0 M. WITHIN 13N101W TO 15N104W TO 14N106W TO 11N107W TO
10N105W TO 11N102W TO 13N101W SW WINDS 20 TO 25 KT. SEAS 2.5 TO
3.0 M IN SW TO W SWELL. WITHIN 18N103W TO 19N104W TO 18N106W TO
16N107W TO 16N104W TO 17N103W TO 18N103W...INCLUDING NEAR CABO
CORRIENTES... WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN SE SWELL.
24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE
NEAR
14N107W 1008 MN. WITHIN 15N106W TO 16N106W TO 16N107W TO
14N108W TO 14N107W TO 14N106W TO 15N106W SE TO S WINDS 25 TO 35
KT. SEAS 4.0 TO 5.5 M. WITHIN 14N103W TO 15N108W TO 14N110W TO
10N108W TO 10N105W TO 14N103W SW TO W WINDS 20 TO 30 KT. SEAS
2.5 TO 4.5 M. WITHIN 19N104W TO 20N107W TO 16N110W TO 10N110W TO
09N105W TO 12N100W TO 19N104W...INCLUDING NEAR CABO
CORRIENTES...WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN MIXED
SWELL.
48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE
NEAR
15N107W 1007 MN. WITHIN 17N105W TO 18N107W TO 17N109W TO
15N109W TO 14N108W TO 15N105W TO 17N105W SE WINDS 25 TO 35 KT.
SEAS 6.0 TO 7.5 M. WITHIN 18N103W TO 19N107W TO 15N111W TO
12N110W TO 10N106W TO 13N102W TO 18N103W...INCLUDING NEAR CABO
CORRIENTES...SW WINDS 20 TO 30 KT. SEAS 4.0 TO 5.5 M. WITHIN
17N100W TO 21N109W TO 13N114W TO 09N111W TO 08N103W TO 11N98W TO
17N100W...INCLUDING NEAR CABO CORRIENTES...WINDS 20 KT OR LESS.
SEAS 2.5 TO 4.5 M IN SW TO W SWELL.
.SYNOPSIS AND FORECAST.
.WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W 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.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.03 HOUR FORECAST WITHIN 27N114W TO 28N114W TO 28N116W TO
26N116W TO 25N116W TO 25N114W TO 27N114W...INCLUDING SEBASTIAN
VIZCAINO BAY AND WITHIN 60 NM OF SHORE...WINDS 20 KT OR LESS.
SEAS 2.5 M IN NW SWELL.
.24 HOUR FORECAST WITHIN 30N118W TO 30N122W TO 29N120W TO
29N119W TO 29N118W TO 30N118W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NW TO N SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 0350 UTC SAT OCT 4...
TROPICAL STORM OCTAVE
NUMEROUS MODERATE TO STRONG FROM 12N TO
15N BETWEEN 120W AND 124W.
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
THE MONSOON TROUGH EXTENDS FROM 07N78W TO 11N92W TO 15N113W...
THEN RESUMES NEAR 11N126W AND CONTINUES TO 09N140W. SCATTERED
MODERATE FROM 02N TO 17N E OF 100W AND FROM 05N TO 10N BETWEEN
130W AND 140W.
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.
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