Skip Navigation Links
National Oceanic and Atmospheric Administration logo National Weather Service logo United States Department of Commerce

High Seas Forecast (Tropical Atlantic)


062 
FZNT02 KNHC 180134
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC FRI SEP 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI SEP 18.
24 HOUR FORECAST VALID 0000 UTC SAT SEP 19.
48 HOUR FORECAST VALID 0000 UTC SUN SEP 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC AND CARIBBEAN WITHIN 20N70W TO 22N70W TO 21N73W TO 19N72W
TO 16N73W TO 17N71W TO 20N70W NE TO E WINDS 20 TO 25 KT. SEAS 
LESS THAN 2.5 M.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 2.5 M.

.CARIBBEAN WITHIN 15N68W TO 15N72W TO 11N74W TO 10N72W TO 11N66W
TO 15N68W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 
TO 30 KT. SEAS BUILDING TO 2.5 TO 3.0 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.