FZNT02 KNHC 180248
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC THU JUN 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF AMERICA

SYNOPSIS VALID 0000 UTC THU JUN 18.
24 HOUR FORECAST VALID 0000 UTC FRI JUN 19.
48 HOUR FORECAST VALID 0000 UTC SAT JUN 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 20.5N70.5W TO 21N71.5W TO 20.5N72W TO 20N72W TO
20N70.5W TO 20.5N70.5W E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN
2.5 M.
.24 HOUR FORECAST WITHIN 23N89W TO 22N89W TO 20N71W TO 23N89W E
TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 20.5N70.5W TO 21N71.5W TO 20.5N72W TO
20N72W TO 20N70.5W TO 20.5N70.5W E TO SE WINDS 20 TO 25 KT. SEAS
LESS THAN 2.5 M.

.CARIBBEAN WITHIN 14N71W TO 15N75W TO 12N74W TO 12N72W TO 11N71W
TO 12N69W TO 14N71W...INCLUDING THE GULF OF VENEZUELA... NE TO E
WINDS 20 TO 30 KT. SEAS TO 3.0 M. ELSEWHERE WITHIN 15.5N74.5W TO
15N75.5W TO 14.5N75W TO 13.5N75.5W TO 13.5N75W TO 14.5N74.5W TO
15.5N74.5W WINDS 20 KT OR LESS. SEAS 2.5 M IN E SWELL.
.24 HOUR FORECAST WITHIN 12N70W TO 13N71W TO 12N74W TO 11N71W TO
11N70W TO 12N70W...INCLUDING THE GULF OF VENEZUELA... NE TO E
WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 14N70W TO 13N74W TO 12N74W TO 11N71W TO
11N70W TO 12N69W TO 14N70W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 30 KT. SEAS TO 2.5 M.

.CARIBBEAN WITHIN 18N86W TO 17N86W TO 16N86W TO 16N85W TO 18N86W
E WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 17N85W TO 18N86W TO 18N87W TO 17N87W TO
16N86W TO 16N85W TO 17N85W...INCLUDING THE GULF OF HONDURAS... E
TO SE WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 18N86W TO 18N87W TO 17N87W TO 16N86W TO
16N85W TO 17N85W TO 18N86W...INCLUDING THE GULF OF HONDURAS... E
WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.

.GULF OF AMERICA POST-TROPICAL CYCLONE ARTHUR NEAR 29.7N 94.5W
1000 MB AT 0300 UTC JUN 18 MOVING NE OR 040 DEG AT 8 KT. MAXIMUM
SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 29N90W TO 30N92W TO 28N95W
TO 27N92W TO 28N90W TO 29N90W WINDS 20 TO 30 KT. SEAS TO 3.0 M IN
S TO SW SWELL. ELSEWHERE WITHIN 30N93W TO 29N94W TO 29N95W TO
28N94W TO 29N93W TO 30N93W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M
IN S TO SW SWELL. NUMEROUS STRONG TSTORMS FROM 27N TO 30N
BETWEEN 90W AND 92.5W.
.12 HOUR FORECAST...LOW DISSIPATED INLAND. WITHIN 29N86W TO 29N92W
TO 27N90W TO 24N90W TO 24N88W TO 29N86W S WINDS 20 TO 25 KT.
SEAS 2.5 TO 3.0 M IN S SWELL.
.24 HOUR FORECAST WITHIN 29N87W TO 29N88W TO 29N89.5W TO
28.5N89W TO 28.5N88W TO 28.5N87W TO 29N87W WINDS 20 KT OR LESS.
SEAS 2.5 M IN S SWELL.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.GULF OF AMERICA WITHIN 23N87W TO 24N87W TO 24N88W TO 23N88W TO
22N88W TO 22N87W TO 23N87W SE WINDS 20 TO 25 KT. SEAS LESS THAN
2.5 M.
.24 HOUR FORECAST WITHIN 24N88W TO 23N89W TO 22N88W TO 23N87W TO
24N88W SE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 22.5N87.5W TO 23N87.5W TO 23N89W TO
22.5N89.5W TO 22N89.5W TO 22N87.5W TO 22.5N87.5W E TO 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.