000
FZNT02 KNHC 201507
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC THU APR 20 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC THU APR 20.
24 HOUR FORECAST VALID 1200 UTC FRI APR 21.
48 HOUR FORECAST VALID 1200 UTC SAT APR 22.

.WARNINGS.

...ATLC GALE WARNING...
.COLD FRONT FROM 31N43W TO 26N47W TO 25N52W TO 27N68W. WITHIN 
AREA BOUNDED BY 31N45W TO 30N53W TO 30N55W TO 31N57W TO 31N45W NW
WINDS 20 TO 25 KT. SEAS 8 TO 11 FT IN NW TO N SWELL. ELSEWHERE 
WITHIN AREA BOUNDED BY 27N48W TO 27N50W TO 31N60W TO 31N57W TO 
30N53W TO 30N46W TO 27N48W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT
IN NW TO N SWELL.
.18 HOUR FORECAST COLD FRONT FROM 31N40W TO 23N48W TO 23N60W. N 
OF 30N BETWEEN 49W AND 54W SW TO W WINDS 30 TO 35 KT. SEAS 10 TO 
16 FT. ELSEWHERE WITHIN AREA BOUNDED BY 31N60W TO 31N45W TO 
27N47W TO 27N55W TO 31N60W SW TO W WINDS 20 TO 30 KT...EXCEPT W 
TO NW WINDS W OF 50W. SEAS 10 TO 14 FT IN NW TO N SWELL. 
REMAINDER OF AREA BOUNDED BY 31N63W TO 31N41W TO 26N46W TO 26N59W
TO 31N63W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT NW TO N SWELL.
.24 HOUR FORECAST COLD FRONT FROM 31N39W TO 23N48W TO 21N60W. N
OF 29N BETWEEN 46W AND 54W SW TO W WINDS 30 TO 40 KT...EXCEPT W
TO NW WINDS W OF 50W. SEAS 12 TO 20 FT. ELSEWHERE WITHIN AREA
BOUNDED BY 31N61W TO 31N42W TO 26N45W TO 26N55W TO 31N61W SW TO W
WINDS 20 TO 30 KT...EXCEPT W TO NW WINDS W OF 50W. SEAS 10 TO 16
FT IN NW TO N SWELL. REMAINDER OF AREA BOUNDED BY 31N64W TO
31N40W TO 24N46W TO 24N58W TO 28N63W TO 31N64W.
.48 HOUR FORECAST COLD FRONT WEAKENING FROM 31N37W TO 24N42W TO
19N51W. WITHIN AREA BOUNDED BY 31N58W TO 31N39W TO 26N42W TO
26N53W TO 31N58W SW TO W WINDS 20 TO 30 KT...EXCEPT W TO NW WINDS
W OF 48W. SEAS 10 TO 17 FT IN NW TO N SWELL. ELSEWHERE WITHIN
AREA BOUNDED BY 31N65W TO 31N38W TO 22N44W TO 22N60W TO 27N65W TO
31N65W.

.SYNOPSIS AND FORECAST.

.ATLC TROPICAL DEPRESSION ONE NEAR 36.1N 40.0W 996 MB AT 1500 UTC
APR 20 MOVING NW OR 320 DEG AT 12 KT. OVER FORECAST WATERS N OF 
28N E OF 41W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.09 HOUR FORECAST OVER FORECAST WATERS WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.ATLC WITHIN AREA BOUNDED BY 29N35W TO 28N39W TO 29N41W TO
31N41W TO 31N35W TO 29N35W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT.
.12 HOUR FORECAST  WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.ATLC WITHIN AREA BOUNDED BY 07N45W TO 07N48W TO 06N51W TO
07N50W TO 08N48W TO 08N45W TO 07N45W WINDS 20 KT OR LESS. SEAS TO 8
FT IN NW TO N SWELL.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN FROM 13N TO 17N BETWEEN 72W AND 76W WINDS 20 KT OR
LESS. SEAS TO 8 FT IN E SWELL.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.