Skip Navigation Links
NOAA NOAA United States Department of Commerce

High Seas Forecast (Tropical Atlantic)



000
FZNT02 KNHC 070947
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC WED DEC 07 2016

UPDATED FOR NEW PARAGRAPH IN ATLC

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC WED DEC 07.
24 HOUR FORECAST VALID 0600 UTC THU DEC 08.
48 HOUR FORECAST VALID 0600 UTC FRI DEC 09.

.WARNINGS.

...GULF OF MEXICO GALE WARNING...
.30 HOUR FORECAST COLD FRONT FROM 30N90W TO 27N97W. NW OF FRONT
NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST COLD FRONT FROM 30N85W TO 24N97W. NW OF FRONT
N TO NE WINDS 20 TO 30 KT WITH FREQUENT GUSTS TO GALE FORCE.
SEAS BUILDING TO 10 FT. SE OF FRONT TO A LINE FROM 25N87W TO
24N97W NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT. 
.48 HOUR FORECAST COLD FRONT FROM 25N81W TO 23N90W TO 21N96W TO
19N95W. FROM 21N TO 25N W OF 96W NW TO N WINDS 30 TO 40 KT. SEAS
9 TO 13 FT. ELSEWHERE N OF FRONT N TO NE WINDS 25 TO 30 KT WITH
FREQUENT GUSTS TO GALE FORCE W OF 87W...AND 20 TO 25 KT E OF
87W. SEAS 8 TO 12 FT W OF 87W AND 8 TO 9 FT E OF 87W. 

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N76W TO 27N80W. N OF 29N E OF FRONT TO
68W SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. N OF 29N W OF FRONT W
TO NW WINDS 20 TO 25 KT. SEAS TO 8 FT NEAR FRONT.
.24 HOUR FORECAST COLD FRONT FROM 31N62W TO 27N71W TO 25N80W. N
OF 29N E OF FRONT TO 52W SW TO W WINDS 20 TO 25 KT. SEAS 8 TO 10
FT. N OF 29N W OF FRONT TO 66W WINDS 20 KT OR LESS. SEAS 8 TO 10
FT IN NW SWELL.
.48 HOUR FORECAST COLD FRONT FROM 31N44W TO 28N58W THEN
STATIONARY FRONT TO 27N65W TO 26N77W. N OF COLD FRONT WINDS 20
KT OR LESS. SEAS TO 9 FT IN NW SWELL. E OF FRONT AND NE OF A
LINE FROM 28N50W TO 22N35W WINDS 20 KT OR LESS. SEAS TO 9 FT IN
NW SWELL.

.ATLC COLD FRONT JUST N OF AREA. N OF A LINE FROM 31N36W TO
28N45W TO 29N55W TO 31N62W SW WINDS 20 TO 25 KT. SEAS 9 TO 11 FT.
ELSEWHERE N OF 20N AND E OF LINE FROM 20N48W TO 31N62W WINDS 20
KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL. 
.24 HOUR FORECAST WEAKENING COLD FRONT FROM 30N35W TO 28N50W. S
OF FRONT TO 25N E OF 50W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN
NW SWELL. N OF FRONT E OF 50W WINDS 20 KT OR LESS SEAS 9 TO 13
FT IN NW SWELL.
.48 HOUR FORECAST FRONT DISSIPATED. CONDITIONS MERGED.

.ATLC S OF 20N TO A LINE FROM 15N35W TO 12N54W WINDS 20 KT OR
LESS. SEAS 8 TO 9 FT IN MIXED NE AND NW SWELL.
.24 FOUR FORECAST FROM 09N TO 15N BETWEEN 45W AND 55W WINDS 20
KT OR LESS. SEAS 8 FT IN MIXED NE AND NW SWELL.
.42 HOUR FORECAST S OF 15N W OF 42W NE TO E WINDS 20 TO 25 KT.
SEAS TO 9 FT. 
.48 HOUR FORECAST LITTLE CHANGE.

.CARIBBEAN FROM 11N TO 15N BETWEEN 70W AND 78W...INCLUDING THE
GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT...EXCEPT 25 TO 30
KT NEAR THE COAST OF COLOMBIA. SEAS TO 9 FT OUTSIDE GULF OF
VENEZUELA. 
.24 HOUR FORECAST FROM 11N TO 15N BETWEEN 70W AND 80W...
INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT...
EXCEPT 25 TO 30 KT NEAR THE COAST OF COLOMBIA. SEAS TO 9 FT
OUTSIDE GULF OF VENEZUELA. 
.48 HOUR FORECAST FROM 11N TO 15N BETWEEN 70W AND 78W NE TO E
WINDS 20 TO 25 KT...EXCEPT 25 TO 30 KT NEAR THE COAST OF
COLOMBIA. SEAS TO 9 FT. FROM 11.5N TO 15N BETWEEN 78W AND 81W
WINDS 20 KT OR LESS. SEAS 8 FT IN NE TO E SWELL.

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

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.