000
FZNT02 KNHC 172032
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC FRI SEP 17 2021

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MEXICO

SYNOPSIS VALID 1800 UTC FRI SEP 17.
24 HOUR FORECAST VALID 1800 UTC SAT SEP 18.
48 HOUR FORECAST VALID 1800 UTC SUN SEP 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC LOW PRESSURE NEAR 13.5N45.5W 1011 MB MOVING W 18 KT. WITHIN
16N39W TO 15N42W TO 15N43W TO 17N44W TO 17N40W TO 16N39W WINDS 
20 KT OR LESS. SEAS 8 TO 9 FT IN E SWELL.
.24 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE... 
NEAR 15.5N51.5W 1009 MB. WITHIN 17N50W TO 15N51W TO 17N53W TO 
18N53W TO 18N51W TO 17N50W E TO SE WINDS 20 TO 30 KT. SEAS 8 TO 
10 FT. ELSEWHERE WITHIN 15N46W TO 15N50W TO 18N52W TO 20N48W TO 
18N46W TO 15N46W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN E SWELL.
.48 HOUR FORECAST LOW PRESSURE...POSSIBLE TROPICAL CYCLONE... 
NEAR 18N56.5W 1008 MB. WITHIN 18N54W TO 17N54W TO 18N57W TO 
21N57W TO 21N55W TO 18N54W WINDS 20 TO 30 KT. SEAS 9 TO 12 FT. 
ELSEWHERE WITHIN 19N52W TO 17N54W TO 18N58W TO 21N57W TO 22N54W 
TO 19N52W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE TO E SWELL.

.CARIBBEAN WITHIN 12N72W TO 11N76W TO 12N77W TO 13N74W TO 12N72W
NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT. ELSEWHERE WITHIN 11N76W
TO 11N77W TO 12N78W TO 14N77W TO 13N75W TO 11N76W WINDS 20 KT OR
LESS. SEAS 8 FT IN E SWELL.
.24 HOUR FORECAST WITHIN 12N72W TO 12N73W TO 12N74W TO 13N73W TO
12N72W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. WITHIN 
11N77W TO 11N79W TO 12N79W TO 13N78W TO 12N76W TO 11N77W WINDS 20
KT OR LESS. SEAS 8 FT IN NE TO E SWELL. 
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.CARIBBEAN 06 HOUR FORECAST WITHIN 16N85W TO 16N86W TO 16N87W TO
17N86W TO 16N85W...INCLUDING THE GULF OF HONDURAS...E WINDS 20 
TO 25 KT. SEAS LESS THAN 8 FT.
.21 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE. WINDS 20 KT OR LESS. SEAS LESS 
THAN 8 FT.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.