000
FZPN03 KNHC 180920
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SUN OCT 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SUN OCT 18.
24 HOUR FORECAST VALID 0600 UTC MON OCT 19.
48 HOUR FORECAST VALID 0600 UTC TUE OCT 20.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE TRUDY NEAR 18.6N 106.3W 970 MB AT 0900 UTC OCT 18
MOVING NW OR 320 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 90 KT
GUSTS 110 KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM OF CENTER
EXCEPT 70 NM SW QUADRANT. SEAS 4 M OR GREATER WITHIN 150 NM OF 
CENTER EXCEPT 75 NM NE QUADRANT WITH SEAS TO 11.0 M. ELSEWHERE
WITHIN 19N104W TO 20N106W TO 19N108W TO 18N108W TO 17N106W TO 
17N104W TO 19N104W WINDS 20 TO 30 KT. SEAS 3.0 TO 4.0 M. 
REMAINDER OF AREA WITHIN 17N100W TO 22N106W TO 20N115W TO 08N118W
TO 05N112W TO 04N104W TO 17N100W WINDS 20 KT OR LESS. SEAS 2.5 
TO 3.0 M IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE TRUDY NEAR 20.2N 107.5W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS 
WITHIN 60 NM NW AND SE QUADRANTS...70 NM NE QUADRANT AND 50 NM SW
QUADRANT. SEAS 4 M OR GREATER WITHIN 90 NM E SEMICIRCLE AND 120 
NM W SEMICIRCLE WITH SEAS TO 7.5 M. ELSEWHERE WITHIN 21N106W TO 
22N108W TO 21N109W TO 19N109W TO 19N107W TO 20N106W TO 21N106W 
WINDS 20 TO 30 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 
21N105W TO 24N108W TO 24N113W TO 21N115W TO 16N107W TO 18N105W TO
21N105W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
.36 HOUR FORECAST TROPICAL STORM TRUDY NEAR 20.4N 107.9W. 
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
.48 HOUR FORECAST TROPICAL STORM TRUDY NEAR 20.7N 108.5W. 
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE 
WINDS WITHIN 40 NM OF CENTER EXCEPT 0 NM SW QUADRANT. SEAS 4 M OR
GREATER WITHIN 60 NM E SEMICIRCLE AND 90 NM W SEMICIRCLE WITH 
SEAS TO 5.0 M. ELSEWHERE WITHIN 21N108W TO 22N109W TO 21N110W TO 
20N109W TO 20N108W TO 21N108W WINDS 20 TO 30 KT. SEAS 3.0 TO 4.0
M. REMAINDER OF AREA WITHIN 22N107W TO 22N110W TO 21N111W TO 
19N109W TO 20N108W TO 21N107W TO 22N107W 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...
.WITHIN 16N94W TO 16N95W TO 15N96W TO 13N96W TO 13N95W TO 14N94W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 45
KT. SEAS 4.0 TO 5.5 M. ELSEWHERE WITHIN 15N94W TO 16N95W TO 
09N97W TO 09N96W TO 13N94W TO 15N94W N TO NE WINDS 20 TO 30 KT. 
SEAS 3.0 TO 4.5 M. REMAINDER OF AREA WITHIN 13N91W TO 16N95W TO 
13N99W TO 09N97W TO 09N95W TO 11N91W TO 13N91W WINDS 20 KT OR
LESS. SEAS 2.5 TO 3.5 M IN N SWELL.
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N96W TO 14N96W TO
14N95W TO 14N94W TO 16N94W...INCLUDING THE GULF OF 
TEHUANTEPEC...N WINDS 30 TO 40 KT. SEAS 3.5 TO 4.5 M. ELSEWHERE 
WITHIN 14N94W TO 16N94W TO 16N95W TO 13N97W TO 08N99W TO 08N98W 
TO 14N94W N TO NE WINDS 20 TO 30 KT. SEAS 3.0 TO 4.0 M. REMAINDER
OF AREA WITHIN 16N94W TO 13N99W TO 09N101W TO 05N99W TO 06N93W 
TO 10N90W TO 16N94W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN N 
SWELL.
.48 HOUR FORECAST WITHIN 16N94.5W TO 16N95W TO 15.5N95W TO 15N95.5W
TO 15N94.5W TO 15.5N94.5W TO 16N94.5W...INCLUDING THE GULF OF 
TEHUANTEPEC...N WINDS 30 TO 35 KT. SEAS 3.0 TO 4.0 M. ELSEWHERE 
WITHIN 15N94W TO 16N94W TO 16N95W TO 14N96W TO 12N97W TO 13N95W 
TO 15N94W NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. REMAINDER OF 
AREA WITHIN 16N95W TO 13N99W TO 06N103W TO 02S97W TO 01S93W TO 
16N95W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL.

.SYNOPSIS AND FORECAST.

.WITHIN 04N84W TO 02N100W TO 06N102W TO 05N117W TO 03.4S120W TO
03.4S84W TO 04N84W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S 
TO SW SWELL.
.24 HOUR FORECAST WITHIN 00N102W TO 06N111W TO 05N119W TO 
03.4S120W TO 03S93W TO 00N102W WINDS 20 KT OR LESS. SEAS 2.5 TO 
3.0 M IN S SWELL.
.48 HOUR FORECAST WITHIN 02S100W TO 01S113W TO 01N120W TO 
00N125W TO 03.4S120W TO 03S100W TO 02S100W 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 0900 UTC SUN OCT 18...

.HURRICANE TRUDY...NUMEROUS MODERATE ISOLATED STRONG FROM 17N TO
22N BETWEEN 103W AND 109W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N84W TO 06N99W...FROM 09N107W TO 08N124W. 
ITCZ FROM 07N127W TO BEYOND 06N140W. SCATTERED MODERATE ISOLATED
STRONG FROM 02N TO 14N E OF 98W...FROM 03N TO 10N BETWEEN 105W 
AND 120W...FROM 04N TO 10N W OF 127W.

$$
.FORECASTER DELGADO. NATIONAL HURRICANE CENTER.