765  
FZPN03 KNHC 180322  
HSFEP2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
0430 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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 0000 UTC SUN OCT 18.  
24 HOUR FORECAST VALID 0000 UTC MON OCT 19.  
48 HOUR FORECAST VALID 0000 UTC TUE OCT 20.  
 
.WARNINGS.  
   
..HURRICANE WARNING
 
 
.HURRICANE TRUDY NEAR 18.2N 105.7W 976 MB AT 0300 UTC OCT 18  
MOVING NW OR 325 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 85 KT  
GUSTS 105 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM NW AND SE  
QUADRANTS...120 NM NE QUADRANT AND 70 NM SW QUADRANT. SEAS 4 M  
OR GREATER WITHIN 150 NM W SEMICIRCLE...90 NM NE QUADRANT AND 120  
NM SE QUADRANT WITH SEAS TO 10.5 M. ELSEWHERE WITHIN 18N103W TO  
20N106W TO 20N107W TO 18N108W TO 16N106W TO 16N104W TO 18N103W  
WINDS 20 TO 30 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN  
17N100W TO 22N112W TO 12N120W TO 06N110W TO 05N102W TO 17N100W  
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SEAS.  
.24 HOUR FORECAST HURRICANE TRUDY NEAR 20.1N 107.1W. MAXIMUM  
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS  
WITHIN 100 NM NE QUADRANT...80 NM SE QUADRANT...60 NM SW  
QUADRANT...AND 90 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 60  
NM E SEMICIRCLE AND 120 NM W SEMICIRCLE WITH SEAS TO 9.0 M.  
ELSEWHERE WITHIN 22N106W TO 22N108W TO 21N109W TO 20N108W TO  
19N108W TO 19N105W TO 22N106W WINDS 20 TO 30 KT. SEAS 3.0 TO 4.0  
M. REMAINDER OF AREA WITHIN 22N106W TO 24N109W TO 23N113W TO  
20N113W TO 17N106W TO 18N104W TO 22N106W WINDS 20 KT OR LESS.  
SEAS 2.5 TO 3.0 M IN MIXED SWELL.  
.36 HOUR FORECAST TROPICAL STORM TRUDY NEAR 20.6N 107.7W.  
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT.  
.48 HOUR FORECAST TROPICAL STORM TRUDY NEAR 20.9N 108.3W.  
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE  
WINDS WITHIN 40 NM NW AND SE QUADRANTS...50 NM NE QUADRANT AND 30  
NM SW QUADRANT. SEAS 4 M OR GREATER WITHIN 90 NM E SEMICIRCLE  
AND 120 NM W SEMICIRCLE WITH SEAS TO 6.0 M. ELSEWHERE WITHIN  
23N107W TO 23N109W TO 23N111W TO 21N112W TO 19N109W TO 20N106W TO  
23N107W WINDS 20 TO 30 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA  
WITHIN 21N107W TO 23N109W TO 21N110W TO 20N109W TO 20N108W TO  
21N107W 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 15N94W TO 16N94W TO 16N95W TO 15N95W TO 13N95W TO 14N94W  
TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 45  
KT. SEAS 4.0 TO 5.5 M. ELSEWHERE WITHIN 16N94W TO 16N95W TO  
10N97W TO 10N95W TO 13N93W TO 16N94W N WINDS 20 TO 30 KT. SEAS  
3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 14N92W TO 16N94W TO  
15N98W TO 13N98W TO 10N97W TO 11N93W TO 14N92W WINDS 20 KT OR  
LESS. SEAS 2.5 TO 3.0 M IN N SWELL.  
.24 HOUR FORECAST WITHIN 15N94W TO 16N95W TO 15N96W TO 13N96W TO  
14N95W TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS  
30 TO 45 KT. SEAS 4.0 TO 5.5 M. ELSEWHERE WITHIN 15N94W TO 16N95W  
TO 09N98W TO 08N98W TO 13N94W TO 15N94W N TO NE WINDS 20 TO 30  
KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 13N91W TO 16N95W  
TO 14N99W TO 10N100W TO 06N98W TO 09N93W TO 13N91W WINDS 20 KT OR  
LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL.  
.48 HOUR FORECAST WITHIN 16N95W TO 15N95W TO 15N94W TO  
16N95W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 40 KT.  
SEAS 3.5 TO 4.5 M. ELSEWHERE WITHIN 16N94W TO 16N95W TO 14N96W  
TO 13N95W TO 14N94W TO 16N94W N TO NE WINDS 20 TO 30 KT. SEAS 3.0  
TO 4.0 M. REMAINDER OF AREA WITHIN 11N93W TO 16N95W TO 09N102W  
TO 03N98W TO 04N95W TO 07N96W TO 11N93W WINDS 20 KT OR LESS. SEAS  
2.5 TO 3.0 M IN N TO NE SWELL.  
 
.SYNOPSIS AND FORECAST.  
 
.WITHIN 07N96W TO 06N111W TO 13N119W TO 09N140W TO 03.4S120W TO  
03.4S82W TO 07N96W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S  
TO SW SWELL.  
.24 HOUR FORECAST WITHIN 01N102W TO 08N109W TO 06N116W TO  
00N121W TO 03.4S120W TO 02S93W TO 01N102W WINDS 20 KT OR LESS.  
SEAS 2.5 TO 3.0 M IN S SWELL.  
.48 HOUR FORECAST WITHIN 02S92W TO 01N121W TO 03.4S120W TO  
02S92W TO 02S92W 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 0300 UTC SUN OCT 18...  
   
HURRICANE TRUDY
 
NUMEROUS MODERATE TO ISOLATED STRONG WITHIN  
180 NM OF CENTER.  
   
INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
 
 
MONSOON TROUGH FROM 11N85W TO 09N94W...FROM 09N111W TO 08N125W.  
ITCZ FROM 08N126W TO BEYOND 06N140W. SCATTERED MODERATE ISOLATED  
STRONG FROM 05N TO 15N E OF 93W...FROM 01N TO 10N BETWEEN 101W  
AND 119W.  
 

 
.FORECASTER DELGADO. NATIONAL HURRICANE CENTER.  
 
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