High Seas Forecast
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
FZNT02 KNHC 140930
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC THU DEC 14 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU DEC 14.
24 HOUR FORECAST VALID 0600 UTC FRI DEC 15.
48 HOUR FORECAST VALID 0600 UTC SAT DEC 16.

.WARNINGS.

...GALE WARNING...
.GULF OF MEXICO 27 HOUR FORECAST COLD FRONT FROM 31N86W TO 28N94W
TO 25N97W. S OF 29N W OF 94W AND W OF FRONT N TO NE WINDS 20 TO
25 KT. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST COLD FRONT FROM 30N83.5W TO 27N93W TO 25N96W TO
22N97.5W. S OF 26N W OF FRONT NW TO N WINDS 25 TO 35 KT. SEAS
BUILDING TO 8 FT. N OF 26N W OF 90W AND W OF FRONT N TO NE WINDS
20 TO 30 KT. SEAS 8 TO 11 FT W OF 27.5N W OF 94.5W.
.48 HOUR FORECAST STATIONARY FRONT FROM 28N82.5W TO 26N95W TO
22N96W TO 18.5N95.5W. S OF 22N W OF FRONT NW TO N WINDS 25 TO 35
KT. SEAS 8 TO 14 FT...HIGHEST NEAR 21.5N96.5W. FROM 22N TO 26N W
OF FRONT NW TO N WINDS 20 TO 25 KT...EXCEPT 20 KT OR LESS E OF
96W. SEAS 8 TO 13 FT IN N TO NE SWELL.

...GALE WARNING...
.CARIBBEAN FROM 11N TO 12N BETWEEN 73.5W AND 76W NE TO E WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.
.09 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.
.15 HOUR FORECAST FROM 11N TO 13.5N BETWEEN 69W AND 75W...
INCLUDING GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT.
.24 HOUR FORECAST FROM 10.5N TO 15N BETWEEN 70W AND 77W...
INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS
8 TO 10 FT S OF 13N W OF 74W AND LESS THAN 8 FT ELSEWHERE.
.42 HOUR FORECAST FROM 11.5N TO 12.5N BETWEEN 74W AND 76W NE TO
E WINDS 30 TO 35 KT. SEAS 9 TO 11 FT. ELSEWHERE FROM 11N TO 15N
BETWEEN 70W AND 80W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 10 FT W
OF 73W AND LESS THAN 8 FT ELSEWHERE.
.48 HOUR FORECAST LITTLE CHANGE.

.SYNOPSIS AND FORECAST.

.ATLC FROM 21.5N TO 25.5N E OF 37W E WINDS 20 TO 25 KT. SEAS 9 TO
11 FT IN MIXED NE AND NW SWELL. ELSEWHERE WITHIN AREA BOUNDED
BY 31N35W TO 31N40W TO 28N42W TO 24N41W TO 20N35W TO 31N35W WINDS
20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 30N35W TO 29N38W TO
24N45W TO 15N35W TO 30N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT
IN MIXED NE AND NW SWELL.
.48 HOUR FORECAST CONDITIONS MERGED.

.ATLC COLD FRONT FROM 31N60W TO 27N65W THEN STATIONARY TO
21.5N77W. WITHIN AREA BOUNDED BY 31N47W TO 27N60W TO 20N56W TO
19N45W TO 31N47W WINDS 20 KT OR LESS. SEAS 8 TO 14 FT IN MIXED NE
AND NW SWELL...HIGHEST NEAR 31N67W.
.24 HOUR FORECAST STATIONARY FRONT FROM 31N59W TO 27N65W.
WITHIN AREA BOUNDED BY 31N46W TO 31N70W TO 28N65W TO 23N62W TO
23N57W TO 31N46W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SE
AND NW SWELL...HIGHEST NEAR 31N51W.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 31N35W TO 29N55W TO
18N60W TO 14N56W TO 19N45W TO 14N35W TO 31N35W WINDS 20 KT OR
LESS. SEAS 8 TO 10 FT IN MIXED SE AND NW SWELL.

.ATLC WITHIN AREA BOUNDED BY 09N53W TO 10N55W TO 09N57W TO
06N53W TO 07N50W TO 09N53W WINDS 20 KT OR LESS. SEAS TO 8 FT IN
MIXED NE AND NW SWELL.
.09 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
8 FT.

.ATLC 48 HOUR FORECAST COLD FRONT FROM 31N72W TO 28N80.5W. N OF
30N BETWEEN 65W AND 75W SW TO W WINDS 20 TO 25 KT...EXCEPT W TO
NW WINDS BEHIND FRONT. SEAS 8 TO 9 FT.

.CARIBBEAN TROUGH FROM 19N78W TO 09N80W. WITHIN 180 NM W OF
TROUGH N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.09 HOUR FORECAST TROUGH WEAKENED. 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.


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.