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NOAA NOAA United States Department of Commerce

High Seas Forecast (Tropical Atlantic)



000
FZNT02 KNHC 160405
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC TUE JAN 16 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC TUE JAN 16.
24 HOUR FORECAST VALID 0000 UTC WED JAN 17.
48 HOUR FORECAST VALID 0000 UTC THU JAN 18.

.WARNINGS.

...GULF OF MEXICO GALE WARNING...   
.GULF OF MEXICO 18 HOUR FORECAST COLD FRONT FROM 29N91W TO 
26N97W. N OF FRONT N TO NE WINDS 20 TO 30 KT WITH FREQUENT GUSTS 
TO 35 KT WITHIN 60 NM OF THE COAST. SEAS BUILDING TO 9 FT.
.24 HOUR FORECAST COLD FRONT FROM 30N86W TO 26N92W TO 25N96W TO 
21N97W. FROM 22N TO 25N W OF 96.5W NW TO N WINDS 30 TO 35 KT. 
SEAS 10 TO 13 FT. ELSEWHERE W OF FRONT N WINDS 20 TO 30 KT WITH 
FREQUENT GUSTS TO 35 KT WITHIN 60 NM OF THE COAST W OF 91W. SEAS 
8 TO 12 FT.
.48 HOUR FORECAST NEW COLD FRONT SE OF AREA. DISSIPATING COLD 
FRONT FROM 27N82W TO 22N90W TO 22N95W. TROUGH FROM 19N91W TO 
21N96W TO 24N97W. W OF TROUGH AND W OF 94W NW WINDS 20 TO 30 KT. 
SEAS 9 TO 13 FT. ELSEWHERE ENTIRE GULF S OF 28N EXCEPT S OF LINE 
FROM 22N87W TO 22N90W TO 20N94W N TO NE WINDS 20 TO 25 KT. SEAS 
TO 12 FT.

.SYNOPSIS AND FORECAST.

.ATLC TROUGH FROM 31N42W TO 26N43W TO 21N42W. E OF LINE FROM 
31N35W TO 31N46W E WINDS 20 TO 25 KT. SEAS 10 TO 12 FT. 
ELSEWHERE E OF LINE FROM 06N51W TO 10N58W TO 25N65W TO 31N65W 
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NE TO E SWELL.
.18 HOUR FORECAST TROUGH FROM 30N45W TO 22N44W. E OF LINE FROM 
11N35W TO 15N41W TO 31N50W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT 
IN NE TO E SWELL. S OF 15N BETWEEN 48W AND 56W AND FROM 17N TO 
22N BETWEEN 54W AND 59W WINDS 20 KT OR LESS. SEAS 8 FT IN NE 
SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST TROUGH FROM 27N44W TO 19N44W. FROM 14N TO 24N 
E OF 38W WINDS 20 KT OR LESS. SEAS 8 FT IN NE TO E SWELL.

.ATLC COLD FRONT FROM 31N68W TO 29N70W THEN STATIONARY FRONT TO 
21N76W. TROUGH FROM 23N65W TO 30N64W. W OF FRONT AND S OF 29N N 
TO NE WINDS 20 TO 25 KT. SEAS 8 TO 12 FT OUTSIDE BAHAMAS. SEAS 8 
TO 11 FT IN WATERS BETWEEN BAHAMAS AND FLORIDA. W OF FRONT AND N 
OF 29N WINDS 20 KT OR LESS. SEAS TO 12 FT IN NE SWELL. E OF 
FRONT TO 65W AND N OF 25N WINDS 20 KT OR LESS. SEAS8 TO 10 FT IN 
NE SWELL.
.18 HOUR FORECAST WEAKENING STATIONARY FRONT FROM 31N67W TO 
22N78W. TROUGH FROM 31N63W TO LOW PRES 1019 MB NEAR 29N64W TO 
22N64W. AREA BOUNDED BY 31N61W TO 22N56W TO 22N72W TO 26N78W TO 
31N76W TO 31N63W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NE TO E 
SWELL. FLORIDA STRAITS BETWEEN 80W AND 83W WINDS 20 KT OR LESS. 
SEAS TO 9 FT IN NE SWELL.
.24 HOUR FORECAST FRONT DISSIPATED. TROUGH FROM 31N62W TO LOW 
PRES 1019 MB NEAR 29N64W TO 22N64W. WITHIN AREA BOUNDED BY 
31N63W TO 22N69W TO 22N73W TO 27N77W TO 31N76W TO 31N63W WINDS 
20 KT OR LESS. SEAS 8 TO 11 FT IN NE TO E SWELL. FLORIDA STRAITS 
BETWEEN 80W AND 83W WINDS 20 KT OR LESS. SEAS TO 8 FT IN NE 
SWELL.
.48 HOUR FORECAST TROUGH FROM 31N63W TO LOW PRES 1019 MB NEAR 
30N64W 1019 MB TO 25N66W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 
FT.

.CARIBBEAN STATIONARY FRONT FROM 20N77W TO 15N80W TO 09N82W. W 
OF FRONT TO 85W N TO NE WINDS 20 TO 25 KT...EXCEPT 20 TO 30 KT S 
OF 15N. SEAS TO 11 FT.
.12 HOUR FORECAST WEAKENING STATIONARY FRONT FROM 20N77W TO 
15N80W TO 10N82W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FRONT DISSIPATED. FROM 20N TO 22N NE WINDS 20 
TO 25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST COLD FRONT FROM 20N78W TO 16N85W. W OF FRONT N 
TO NE WINDS 20 TO 25 KT. SEAS TO 8 FT NEAR YUCATAN CHANNEL.

.CARIBBEAN FROM 10N TO 12N BETWEEN 73W AND 76W NE TO E WINDS 20 
TO 25 KT. SEAS TO 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 11N TO 12N BETWEEN 73W AND 76W NE TO E 
WINDS 20 TO 25 KT. SEAS TO 8 FT.
.42 HOUR FORECAST WINDS 20 KT OR LESS.

.GULF OF MEXICO S OF 24N E OF 84W...INCLUDING STRAITS OF FLORIDA 
N TO NE WINDS 20 TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST S OF 24N E OF 83W...INCLUDING STRAITS OF 
FLORIDA...N TO NE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST CONDITIONS MERGED WITH FIRST PARAGRAPH.

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

$$
.FORECASTER MCELROY. NATIONAL HURRICANE CENTER.