878  
FZNT02 KNHC 170315  
HSFAT2  
 
HIGH SEAS FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
0430 UTC WED JUN 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS  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  
 
ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND  
GULF OF AMERICA  
 
SYNOPSIS VALID 0000 UTC WED JUN 17.  
24 HOUR FORECAST VALID 0000 UTC THU JUN 18.  
48 HOUR FORECAST VALID 0000 UTC FRI JUN 19.  
 
.WARNINGS.  
   
..GULF OF AMERICA TROPICAL STORM WARNING  
 
.POTENTIAL TROPICAL CYCLONE ONE NEAR 27.6N 97.1W 1004 MB AT 0300  
UTC JUN 17 MOVING NE OR 050 DEG AT 5 KT. MAXIMUM SUSTAINED WINDS  
25 KT GUSTS 35 KT. WITHIN 27N94W TO 29N95W TO 27N96W TO 26N97W TO  
25N97W TO 26N95W TO 27N94W S TO SW WINDS 20 TO 30 KT. SEAS TO 2.5 M.  
.24 HOUR FORECAST TROPICAL STORM ONE INLAND NEAR 30.2N 93.3W.  
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE  
WINDS WITHIN 0 NM W SEMICIRCLE...90 NM NE QUADRANT AND 120 NM SE  
QUADRANT. SEAS TO 3.5 M. ELSEWHERE WITHIN 29N91W TO 30N92W TO  
29N93W TO 30N94W TO 28N94W TO 28N91W TO 29N91W WINDS 20 TO 33 KT.  
SEAS TO 3.5 M IN SW SWELL. REMAINDER OF AREA WITHIN 29N91W TO  
28N92W TO 29N94W TO 28N94W TO 27N93W TO 28N91W TO 29N91W WINDS 20  
KT OR LESS. SEAS 2.5 TO 3.0 M IN SW SWELL.  
.36 HOUR FORECAST TROPICAL DEPRESSION ONE INLAND NEAR 32.1N  
90.9W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. SEAS TO 2.5 M  
WITHIN 60 NM OF COAST.   
48 HOUR FORECAST  
DISSIPATED INLAND. WITHIN 30N86W TO 30N87W  
TO 28N90W TO 26N91W TO 26N90W TO 27N87W TO 30N86W WINDS 20 KT OR  
LESS. SEAS 2.5 M IN S SWELL.  
 
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.  
 
.ATLC WITHIN 20.5N71W TO 21N71.5W TO 20.5N72W TO 20N72W TO  
20N70.5W TO 20.5N71W E WINDS 20 TO 25 KT. SEAS TO 2.5 M IN E  
SWELL.  
.24 HOUR FORECAST WITHIN 20.5N70.5W TO 21N71W TO 21N71.5W TO  
20N72W TO 20N70.5W TO 20.5N70.5W E WINDS 20 TO 25 KT. SEAS LESS  
THAN 2.5 M.  
.48 HOUR FORECAST WITHIN 21N71W TO 21N72W TO 20N72W TO 20N70W TO  
21N71W E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.  
 
.CARIBBEAN WITHIN 13N70W TO 13N72W TO 14N74W TO 12N74W TO 12N72W  
TO 11N71W TO 13N70W...INCLUDING THE GULF OF VENEZUELA... NE TO E  
WINDS 20 TO 30 KT. SEAS TO 3.0 M IN NE TO E SWELL. ELSEWHERE WITHIN  
17N74W TO 17N77W TO 13N79W TO 11N77W TO 12N74W TO 13N72W TO  
17N74W WINDS 20 KT OR LESS. SEAS 2.5 M IN E SWELL.  
.24 HOUR FORECAST WITHIN 13N71W TO 13N74W TO 12N73W TO 12N71W TO  
12N69W TO 13N71W...INCLUDING THE GULF OF VENEZUELA... NE TO E  
WINDS 20 TO 30 KT. SEAS TO 2.5 M. ELSEWHERE WITHIN 15N73W TO  
16N73W TO 16N77W TO 14N77W TO 13N72W TO 15N73W WINDS 20 KT OR  
LESS. SEAS 2.5 M IN E SWELL.  
.48 HOUR FORECAST WITHIN 13N71W TO 13N74W TO 12N74W TO 12N73W TO  
11N71W TO 11N70W TO 13N71W...INCLUDING THE GULF OF VENEZUELA...  
NE TO E WINDS 20 TO 30 KT. SEAS TO 2.5 M. ELSEWHERE WITHIN  
13N75.5W TO 13.5N76W TO 13.5N77W TO 13N77.5W TO 12.5N77W TO  
12.5N75.5W TO 13N75.5W WINDS 20 KT OR LESS. SEAS 2.5 M IN E  
SWELL.  
 
.CARIBBEAN WITHIN 17N85W TO 17N86W TO 16N86W TO 16N85W TO 17N85W  
E WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.  
.24 HOUR FORECAST WITHIN 18N86W TO 18N87W TO 17N87W TO 16N86W TO  
16N85W TO 17N85W TO 18N86W E TO SE WINDS 20 TO 30 KT. SEAS LESS  
THAN 2.5 M.  
.48 HOUR FORECAST WITHIN 18N86W TO 18N87W TO 16N87W TO 16N86W TO  
16N85W TO 18N86W...INCLUDING THE GULF OF HONDURAS... E WINDS 20  
TO 30 KT. SEAS LESS THAN 2.5 M.  
 
.GULF OF AMERICA 12 HOUR FORECAST WITHIN 26N89W TO 25N91W TO  
24N91W TO 23N91W TO 24N89W TO 26N89W SE TO S WINDS 20 TO 25 KT.  
SEAS LESS THAN 2.5 M.  
.24 HOUR FORECAST WITHIN 23N87W TO 24N87W TO 23N88W TO 22N88W TO  
22N87W TO 23N87W SE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.  
.48 HOUR FORECAST WITHIN 23N87W TO 24N88W TO 23N89W TO 22N89W TO  
22N88W TO 22N87W TO 23N87W SE WINDS 20 TO 25 KT. SEAS LESS THAN  
2.5 M. WITHIN 26N94W TO 26N96W TO 24N98W TO 21N97W TO 22N96W TO  
24N96W TO 26N94W SE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.  
 
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.  
 
 
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.  
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