346
FZPN03 KNHC 282118
HSFEP2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC TUE OCT 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 TUE OCT 28.
24 HOUR FORECAST VALID 1800 UTC WED OCT 29.
48 HOUR FORECAST VALID 1800 UTC THU OCT 30.
.WARNINGS.
..TROPICAL STORM WARNING
.TROPICAL STORM SONIA NEAR 15.3N 124.3W 1004 MB AT 2100 UTC OCT 28
MOVING WNW OR 285 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 35 KT GUSTS
45 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM S SEMICIRCLE...40 NM
NE QUADRANT AND 50 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 60 NM
N SEMICIRCLE...30 NM SE QUADRANT AND 0 NM SW QUADRANT WITH SEAS TO
4.5 M. ELSEWHERE WITHIN 17N123W TO 18N124W TO 17N125W TO 16N126W TO
14N125W TO 14N122W TO 17N123W WINDS 20 TO 33 KT. SEAS 3 TO 4 M.
REMAINDER OF AREA WITHIN 17.5N112W TO 25N115W TO 21N122W TO
19N135W TO 09N125W TO 14N118.5W TO 17.5N112W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3 M IN NW SWELL.
.12 HOUR FORECAST POST-TROPICAL REMNANT LOW SONIA NEAR 15.4N
125.7W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT WITHIN 60 NM N
SEMICIRCLE. SEAS TO 4 M. ELSEWHERE WITHIN 17N124.5W TO 18N126W TO
17N127W TO 16N127W TO 15N126W TO 15N125W TO 17N124.5W WINDS 20
TO 30 KT. SEAS 3 TO 3.5 M. REMAINDER OF AREA WITHIN 16N121W TO
20N125W TO 17N134W TO 13N131W TO 11N126W TO 14N124W TO 16N121W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED SWELL.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW SONIA NEAR 15.3N
127.8W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT WITHIN 60 NM N
SEMICIRCLE. SEAS LESS THAN 4 M. ELSEWHERE WITHIN 17N126W TO
17N127W TO 18N129W TO 17N130W TO 15N128W TO 17N126W WINDS 20 TO
25 KT. SEAS 3 TO 3.5 M. REMAINDER OF AREA WITHIN 16N123W TO
20N16W TO 19N132W TO 18N136W TO 14N134W TO 12N127W TO 16N123W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED SWELL.
.36 HOUR FORECAST POST-TROPICAL REMNANT LOW SONIA NEAR 15.0N
130.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT WITHIN 30 NM N
SEMICIRCLE. SEAS LESS THAN 4 FT. WITHIN 15N129W TO 17N130W TO
16.5N133W TO 16N132W TO 15N131W TO 15N129W WINDS 20 TO 25 KT.
SEAS 2.5 TO 3 M.
48 HOUR FORECAST
DISSIPATED. TROUGH FROM 17N134W TO 14N133W TO
11N132W. WITHIN 15N132W TO 17N131W TO 19N135W TO 18N138W TO 15N136W
15N132W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 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
.12 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO 14N95W TO
14N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...NW TO N WINDS
20 TO 25 KT. SEAS LESS THAN 2.5 M.
.18 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO 14N95W TO
14N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO
30 KT. SEAS 2.5 TO 3 M.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST WITHIN 16N94.5W TO 16N95W TO 16N95.5W TO 14.5N96W
TO 13N96W TO 14N94.5W TO 15N94.5W TO 16N94.5W...INCLUDING THE GULF
OF TEHUANTEPEC...N TO NE WINDS 30 TO 40 KT. SEAS 3 TO 4.5 M.
ELSEWHERE WITHIN 16N94W TO 16N96W TO 14N96W TO 12N97.5W TO 11.5N95W
TO 13N94W TO 16N94W WINDS N TO NE 20 TO 30 KT. SEAS 2.5 TO 3 M.
.48 HOUR FORECAST WITHIN 15N95W TO 16N95.5W TO 15N96W TO
15N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO
35 KT. SEAS 3.5 TO 5 M. ELSEWHERE WITHIN 16N94W TO 16N96W TO
14N96W TO 10N99W TO 11N96W TO 13N95W TO 16N94W N TO NE WINDS 20
TO 30 KT. SEAS 2.5 TO 3.5 M.
.SYNOPSIS AND FORECAST.
.WITHIN 10N103W TO 09N116W TO 03N122W TO 02N113W TO 04N102W TO
10N103W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NW SWELL.
.12 HOUR FORECAST WITHIN 06N95W TO 09N98W TO 10.5N104W TO
08N114W TO 02N121W TO 03N107W TO 06N95W WINDS 20 KT OR LESS. SEAS
2.5 TO 3 M IN NW SWELL.
.24 HOUR FORECAST WITHIN 06N98W TO 10N108W TO 04N118W TO 00N132W
TO 00N108W TO 03N104W TO 06N98W WINDS 20 KT OR LESS. SEAS 2.5 TO
3 M IN NW SWELL...EXCEPT MIXED WITH SW SWELL W OF 105W.
.48 HOUR FORECAST WITHIN 08N101W TO 10N120W TO 06N125W TO
03N125W TO 00N126W TO 03.4S120W TO 03.4S91W TO 08N101W WINDS 20
KT OR LESS. SEAS 2.5 TO 3 M IN SW SWELL.
.WITHIN 30N116W TO 30N127W TO 27N124W TO 25N115W TO 28N118W TO
30N116W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NW SWELL.
.12 HOUR FORECAST WITHIN 30N118W TO 30N128W TO 28N126W TO 27N123W TO
26N119W TO 30N118W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NW SWELL.
.24 HOUR FORECAST WITHIN 30N123W TO 30N129W TO 29N128W TO 29N125W TO
30N123W WINDS 20 KT OR LESS. SEAS TO 8 FT IN DECAYING NW SWELL.
.30 HOUR FORECAST 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 2100 UTC TUE OCT 28...
TROPICAL STORM SONIA
NUMEROUS MODERATE FROM 16N TO 21N
BETWEEN 122W AND 126.5W.
.SCATTERED MODERATE ISOLATED STRONG FROM 07N TO 13N BETWEEN 84W AND
89W.
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
MONSOON TROUGH AXIS EXTENDS FROM 14N90W TO 10N94W TO 10N100W TO
09N108W TO 07N113W TO 09N118W. IT RESUMES SSW OF TROPICAL STORM
SONIA NEAR 11N126W TO 09N133W TO 10N140W. SCATTERED MODERATE
ISOLATED STRONG WITHIN 60 NM N OF THE TROUGH BETWEEN 126W AND 129W.
SCATTERED MODERATE WITHIN 60 NM N OF THE TROUGH BETWEEN 131W AND
134W AND WITHIN 60 NM S OF THE TROUGH BETWEEN 138W AND 140W.
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.
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