921
FZPN03 KNHC 120340
HSFEP2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC FRI SEP 12 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI SEP 12.
24 HOUR FORECAST VALID 0000 UTC SAT SEP 13.
48 HOUR FORECAST VALID 0000 UTC SUN SEP 14.
.WARNINGS.
..TROPICAL STORM WARNING
.TROPICAL DEPRESSION THIRTEEN-E NEAR 16.0N 99.6W 1007 MB AT 0300
UTC SEP 12 MOVING WNW OR 290 DEG AT 10 KT. MAXIMUM SUSTAINED
WINDS 30 KT GUSTS 40 KT. ELSEWHERE WITHIN 16N98W TO 17N99W TO
17N100W TO 16N100W TO 15N99W TO 15N98W TO 16N98W E TO SE WINDS 20
TO 30 KT. SEAS TO 2.5 M.
.12 HOUR FORECAST TROPICAL STORM THIRTEEN-E NEAR 16.5N 101.3W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. ELSEWHERE WITHIN
17N100W TO 17N101W TO 17N102W TO 16N102W TO 16N100W TO 17N100W E
TO SE WINDS 20 TO 33 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST TROPICAL STORM THIRTEEN-E NEAR 17.1N 103.5W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE
WINDS WITHIN 20 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE. ELSEWHERE
WITHIN 18N102W TO 18N103W TO 18N104W TO 17N104W TO 17N103W TO
17N102W TO 18N102W SE TO S WINDS 20 TO 33 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST TROPICAL STORM THIRTEEN-E NEAR 18.0N 107.1W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE
WINDS WITHIN 40 NM NE QUADRANT...20 NM SE QUADRANT...10 NM SW
QUADRANT...AND 30 NM NW QUADRANT. SEAS TO 4 M WITHIN AREA OF
TROPICAL STORM WINDS. ELSEWHERE WITHIN 19N106W TO 19N107W TO
19N108W TO 18N108W TO 18N106W TO 19N106W...INCLUDING NEAR CABO
CORRIENTES...WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M.
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 17N130W TO 18N133W TO 17N138W TO 15N139W TO 14N137W TO
14N131W TO 17N130W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE
TO E SWELL.
.24 HOUR FORECAST WITHIN 16N136W TO 17N137W TO 17N140W TO
14N140W TO 15N137W TO 16N136W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN E SWELL.
.48 HOUR FORECAST WITHIN 19N138W TO 20N140W TO 15N140W TO
15N137W TO 16N136W TO 19N138W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN E SWELL.
.06 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO
15N95W 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.
.30 HOUR FORECAST WITHIN 02S108W TO 01S120W TO 03.4S120W TO
03.4S102W TO 02S108W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S
TO SW SWELL.
.48 HOUR FORECAST WITHIN 06N95W TO 05N100W TO 00N121W TO
03.4S120W TO 03.4S89W TO 06N95W...EXCEPT LEE OF GALAPAGOS
ISLANDS... WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW
SWELL.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
CONVECTION VALID AT 0330 UTC FRI SEP 12...
T.D. THIRTEEN-E...NUMEROUS SHOWERS ISOLATED THUNDERSTORMS NORTH
OF 15N BETWEEN 98W AND 104W.
TROPICAL WAVE WITH AN AXIS ALONG 134W...SCATTERED MODERATE FROM
08N TO 16N BETWEEN 131W AND 140W.
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
MONSOON TROUGH FROM 11N86W TO 15N96W...THEN FROM 15N103W TO
11N140W. SCATTERED MODERATE FROM 04N TO 15N EAST OF 95E...FROM
08N TO 17N BETWEEN 107W AND 131W.
.FORECASTER DELGADO. NATIONAL HURRICANE CENTER.
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