Atlantic & Caribbean Outlook

National Hurricane Center Miami

        
000
FZNT02 KNHC 291001
HSFAT2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC WED MAR 29 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC WED MAR 29.
24 HOUR FORECAST VALID 0600 UTC THU MAR 30.
48 HOUR FORECAST VALID 0600 UTC FRI MAR 31.

.WARNINGS.

...ATLC GALE WARNING...
.ATLC BROAD LOW PRES NEAR 31N59W 1000 MB WITH TROUGH FROM LOW SW 
TO 25N62W TO 20N67W. N OF 29N BETWEEN 61W AND 63W N TO NE WINDS 
25 TO 35 KT. SEAS 11 TO 15 FT. ELSEWHERE N OF 27N BETWEEN 61W 
AND 66W N TO NE WINDS 20 TO 25 KT. SEAS 9 TO 13 IN NE SWELL. N 
OF 26N BETWEEN 50W AND 59W S TO SW WINDS 20 TO 25 KT. SEAS 9 TO 
12 FT IN MIXED SWELL. REMAINDER AREA N OF 24N BETWEEN 50W AND 
69W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL E OF 
64W...AND IN NE SWELL W OF 64W.
.12 HOUR FORECAST BROAD LOW PRES JUST N OF AREA NEAR 32N58W 993 
MB WITH DEVELOPING COLD FRONT FROM LOW TO 26N56W TO 19N66W. OVER 
FORECAST WATERS WITHIN 180 NM W SEMICIRCLE OF LOW WINDS 30 TO 45 
KT. SEAS 13 TO 19 FT. ELSEWHERE N OF 26N W OF FRONT TO 61W NW TO 
N WINDS 20 TO 30 KT. SEAS 11 TO 17 FT. N OF 24N E OF FRONT TO 
LINE FROM 31N46W TO 26N48W TO 24N52W S TO SW WINDS 20 TO 30 KT.
SEAS 10 TO 15 FT. REMAINDER OF AREA N OF LINE FROM 20N46W TO 
23N56W TO 24N65W TO 31N65W WINDS 20 KT OR LESS. SEAS 8 TO 13 FT
IN MIXED SWELL E OF 61W...AND IN NE SWELL W OF 61W.
.18 HOUR FORECAST LOW PRES N OF AREA NEAR 33N53W 988 MB WITH 
ASSOCIATED COLD FRONT FROM 31N52W TO 25N55W TO 20N59W TO 18N63W. 
OVER FORECAST WATERS WITHIN 240 NM SW SEMICIRCLE OF LOW WINDS 30 
TO 45 KT. SEAS 14 TO 20 FT. ELSEWHERE N OF 25N W OF FRONT TO 60W 
NW TO N WINDS 20 TO 30 KT. SEAS 11 TO 18 FT IN MIXED NE AND NW 
SWELL. N OF 24N E OF FRONT TO LINE FROM 31N43W TO 26N47W TO 
24N51W S TO SW WINDS 20 TO 30 KT. SEAS 10 TO 15 FT. REMAINDER OF 
AREA N OF LINE FROM 16N42W TO 22N54W TO 24N64W TO 31N64W WINDS 
20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL E OF 60W...AND IN 
NE SWELL W OF 60W.
.24 HOUR FORECAST LOW PRES N OF AREA NEAR 34N51W 987 MB WITH 
ASSOCIATED COLD FRONT FROM 31N51W TO 25N54W TO 20N58W THEN 
WEAKENING TO 17N62W. N OF 28N WITHIN 240 NM W OF FRONT W TO NW 
WINDS 30 TO 40 KT. SEAS 15 TO 20 FT IN MIXED SWELL. ELSEWHERE N 
OF 26N W OF FRONT TO 60W W TO NW WINDS 20 TO 30 KT. SEAS 11 TO 
18 FT IN MIXED NE AND NW SWELL. N OF 24N E OF FRONT TO LINE FROM 
31N41W TO 26N45W TO 24N48W S TO SW WINDS 20 TO 30 KT...EXCEPT 30 
TO 35 KT N OF 28N BETWEEN 44W AND 48W. SEAS 10 TO 17 FT. 
REMAINDER OF AREA NNE OF LINE FROM 13N35W TO 17N48W TO 22N56W TO 
24N59W TO 27N64W TO 31N63W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT 
PRIMARILY IN N TO NE SWELL.
.30 HOUR FORECAST COLD FRONT FROM 31N46W TO 26N50W TO 22N56W AND 
DISSIPATING FRONTAL TROUGH TO 18N59W. N OF 29N WITHIN 360 NM W 
OF FRONT W TO NW WINDS 30 TO 35 KT. SEAS 16 TO 21 FT IN MIXED NE 
AND NW SWELL. ELSEWHERE N OF 27N W OF FRONT TO LINE FROM 31N60W 
TO 27N54W W TO NW WINDS 20 TO 30 KT. SEAS 12 TO 18 FT IN MIXED 
NE AND NW SWELL. N OF 25N E OF FRONT TO LINE FROM 31N39W TO 
27N42W TO 25N45W S TO SW WINDS 20 TO 30 KT...EXCEPT 30 TO 35 KT 
N OF 29N BETWEEN 43W AND 46W. SEAS 10 TO 17 FT. LITTLE CHANGE 
REMAINDER OF AREA.
.48 HOUR FORECAST WEAKENING FRONT FROM 31N40W TO 25N46W TO 
22N50W. COLD FRONT FROM 31N49W TO 27N56W AND WEAKENING TO 
26N64W. N OF 27N E OF WEAKENING FRONT S TO SW WINDS 20 TO 25 KT. 
SEAS 8 TO 12 FT IN NW SWELL...EXCEPT 11 TO 14 FT N OF 29N. N OF 
29N W OF COLD FRONT TO 59W W TO NW WINDS 20 TO 25 KT. SEAS 11 TO 
14 FT IN MIXED NE AND NW SWELL. N OF 29N WITHIN 240 NM E OF COLD 
FRONT SW WINDS 20 TO 25 KT. SEAS 11 TO 14 FT IN NW TO N SWELL. 
ELSEWHERE NNE OF LINE FROM 31N35W TO 22N48W TO 26N55W TO 31N65W 
WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED NE AND NW SWELL. 
SE OF LINE FROM 25N35W TO 18N43W 07N52W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN NW TO N SWELL.

.SYNOPSIS AND FORECAST.

.ATLC N OF LINE FROM 22N35W TO 22N44W TO 24N50W WINDS 20 KT OR 
LESS. SEAS 8 TO 12 FT IN N SWELL...EXCEPT 12 TO 17 FT N OF 25N E 
OF 47W.
.18 HOUR FORECAST N OF LINE FROM 15N35W TO 17N42W WINDS 20 KT OR 
LESS. SEAS 8 TO 12 FT IN N SWELL...EXCEPT 10 TO 15 FT N OF 23N
E OF 40W.
.24 HOUR FORECAST CONDITIONS TO MERGE WITH THOSE DESCRIBED IN 
ABOVE PARAGRAPH.

.GULF OF MEXICO N OF 24N W OF 94W SE TO S WINDS 20 TO 25 KT. 
SEAS TO 9 FT.
.06 HOUR FORECAST FROM 21N TO 24N BETWEEN 90W AND 94W AND ALSO 
FROM 24N TO 28N W OF 94W SE TO S WINDS 20 TO 25 KT. SEAS 8 TO 10 
FT.
.18 HOUR FORECAST N OF 28N BETWEEN 92W AND 95W S WINDS 20 TO 25 
KT. SEAS TO 9 FT. FROM 21.5N TO 22.5N BETWEEN 88W AND 90W E 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST COLD FRONT JUST INLAND THE TEXAS COAST. FROM 
21N TO 24N BETWEEN 88W AND 92W E TO SE WINDS 20 TO 25 KT. SEAS 
TO 8 FT.
.30 HOUR FORECAST COLD FRONT FROM 30N94W TO 22N98W. FROM 21N TO 
24N BETWEEN 89W AND 92W SE WINDS 20 TO 25 KT. SEAS 8 FT.
.36 HOUR FORECAST COLD FRONT FROM 30N93W TO 24N94W TO 19N95W.
W OF FRONT FROM 21N TO 26N N WINDS 20 TO 25 KT. SEAS LESS THAN
8 FT. 
.42 HOUR FORECAST COLD FRONT FROM 29.5N92W TO 24N93W TO 19N95W.
FROM 19N TO 21N W OF 96W N WINDS 20 TO 25 KT. SEAS 8 FT. FROM 
21N TO 22.5N BETWEEN 87.5W AND 88.5W E TO SE WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT.
.48 HOUR FORECAT WEAKENING COLD FRONT FROM 29.5N91W TO 25N92W TO 
18.5N94W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN 18 HOUR FORECAST S OF 17N BETWEEN 85W AND 87W...
INCLUDING THE GULF OF HONDURAS...E TO SE WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST S OF 17N BETWEEN 85W AND 87W...INCLUDING THE 
GULF OF HONDURAS...E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 8 
FT.
.48 HOUR FORECAST LITTLE CHANGE.

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

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.