000
FZNT02 KNHC 202149
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC WED DEC 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC WED DEC 20.
24 HOUR FORECAST VALID 1800 UTC THU DEC 21.
48 HOUR FORECAST VALID 1800 UTC FRI DEC 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC FROM 14N TO 21N E OF 36W WINDS 20 KT OR LESS. SEAS 8 FT IN 
NW SWELL.
.24 HOUR FORECAST FROM 21N TO 27N E OF 36W WINDS 20 KT OR LESS. 
SEAS 8 FT IN MIXED NW AND E SWELL.
.48 HOUR FORECAST FROM 20N TO 28N E OF 40W WINDS 20 KT OR LESS. 
SEAS 8 FT IN NE TO E SWELL.

.ATLC 12 HOUR FORECAST COLD FRONT APPROACHING AREA. N OF 29N AND 
W OF 73W SW TO W WINDS 20 TO 30 KT. SEAS BUILDING TO 8 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N68W TO 29N81W. N OF 28.5N 
AND E OF FRONT TO 63W SW TO W WINDS 20 TO 30 KT. SEAS TO 10 FT. 
N OF FRONT AND W TO 74W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN 
W TO NW SWELL.
.48 HOUR FORECAST COLD FRONT FROM 31N56W TO 25.5N65W TO 27N75W 
TO 31N78W. W OF FRONT AND N OF 28N TO 67W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN NW SWELL.

.CARIBBEAN 30 HOUR FORECAST N OF 18.5N AND E OF 
75.5W...INCLUDING WINDWARD PASSAGE...NE WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.CARIBBEAN N OF 10N AND S OF LINE FROM 18N70W TO 
16N80W...INCLUDING WITHIN 90 NM OF COAST OF COLOMBIA...NE TO E 
WINDS 20 TO 30 KT. SEAS TO 11 FT...HIGHEST NEAR 11N78W. 
ELSEWHERE S OF LINE FROM 18N70W TO 16N80W TO 15N83W WINDS 20 KT 
OR LESS. SEAS 8 TO 11 FT IN NE TO E SWELL.
.24 HOUR FORECAST FROM 10.5N TO 12.5N BETWEEN 73W AND 79W NE TO 
E WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. ELSEWHERE S OF 15.5N 
BETWEEN 73W AND 82W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NE 
TO E SWELL.
.48 HOUR FORECAST N OF 10N AND S OF LINE FROM 18N70W TO 
16N80W...INCLUDING WITHIN 90 NM OF COAST OF COLOMBIA...NE TO E 
WINDS 20 TO 30 KT. SEAS TO 11 FT...HIGHEST NEAR 11N78W. 
ELSEWHERE S OF LINE FROM 17N74W TO 16N80W TO 16N82W WINDS 20 KT 
OR LESS. SEAS 8 TO 11 FT IN NE TO E SWELL.

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

$$
.FORECASTER MCELROY. NATIONAL HURRICANE CENTER.