393
FZPN03 KNHC 290236
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC THU OCT 29 2026

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU OCT 29.
24 HOUR FORECAST VALID 0000 UTC FRI OCT 30.
48 HOUR FORECAST VALID 0000 UTC SAT OCT 31.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROPICAL DEPRESSION VANCE NEAR 21.1N 108.1W 1002 MB AT 0300 UTC
OCT 29 MOVING NNE OR 025 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS
30 KT GUSTS 40 KT. SEAS 4 M OR GREATER WITHIN 0 NM W
SEMICIRCLE...60 NM NE QUADRANT AND 45 NM SE QUADRANT WITH SEAS TO
4 M. ELSEWHERE WITHIN 22N107W TO 22N109W TO 21N110W TO 20N110W
TO 19N109W TO 20N106W TO 22N107W...INCLUDING NEAR CABO
CORRIENTES...WINDS 20 TO 30 KT. SEAS 2.5 TO 4.0 M. REMAINDER OF
AREA WITHIN 22N107W TO 23N110W TO 22N111W TO 20N111W TO 18N110W
TO 19N106W TO 22N107W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN
MIXED SWELL.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW VANCE NEAR 23.7N
107.7W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 23N106W
TO 24N107W TO 25N108W TO 23N108W TO 22N108W TO 23N107W TO 23N106W
...INCLUDING THE ENTRANCE TO THE GULF OF CALIFORNIA...WINDS 20 TO
25 KT. SEAS 2.5 TO 3.0 M.
.36 HOUR FORECAST POST-TROPICAL REMNANT LOW VANCE INLAND NEAR
25.2N 108.1W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. OVER
FORECAST WATERS CONDITIONS IMPROVE WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.48 HOUR FORECAST...DISSIPATED.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.

.TROUGH FROM LOW PRES NEAR 30N138W 1009 MB TO 26.5N140W. WITHIN
30N136W TO 30N137.5W TO 29.5N137.5W TO 29N136W TO 30N136W SE TO S
WINDS 20 TO 25 KT. SEAS TO 2.5 M.
.06 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO 15N95W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 30
KT. SEAS BUILDING TO 2.5 TO 3.0 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 02N116W TO 01N124W TO 00N129W TO 01S120W TO 03.4S120W TO
03S109W TO 02N116W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN
MIXED NE AND S TO SW SWELL.
.24 HOUR FORECAST WITHIN 05N113W TO 05N128W TO 00N129W TO
01S120W TO 03.4S120W TO 03.4S102W TO 05N113W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 01S103W TO 03N105W TO 01S109W TO
01S120W TO 03.4S120W TO 03.4S89W TO 01S103W WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN S TO SW SWELL.

.36 HOUR FORECAST WITHIN 11.5N86W TO 11.5N86.5W TO 11N87W TO
10.5N87W TO 10.5N86.5W TO 10.5N86W TO 11.5N86W...INCLUDING THE
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5
M.
.48 HOUR FORECAST LITTLE CHANGE.

.36 HOUR FORECAST WITHIN 31N113W TO 32N114W TO 30N115W TO
30N114W TO 31N113W...INCLUDING THE GULF OF CALIFORNIA...S TO SW
WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.42 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 0210 UTC THU OCT 29...

.TROPICAL DEPRESSION VANCE...NUMEROUS MODERATE TO STRONG WITHIN
360 NM NE QUADRANT.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08.5N77.5W TO 03N94W TO 06N120W TO 1010 MB
LOW PRES NEAR 06N138W TO BEYOND 06N140W. SCATTERED MODERATE ISOLATED
STRONG FROM 00N TO 10.5N BETWEEN 102W AND 140W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.