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
FZNT01 KWBC 272218
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC FRI MAR 27 2015

CCODE/1:31:04:01:00/AOW/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W

SYNOPSIS VALID 1800 UTC MAR 27
24 HOUR FORECAST VALID 1800 UTC MAR 28
48 HOUR FORECAST VALID 1800 UTC MAR 29

.WARNINGS.

...STORM WARNING...
.LOW 55N46W 993 MB MOVING E 40 KT. FRONT EXTENDS FROM 51N39W TO
47N47W TO 45N60W TO 39N68W. WITHIN 240 NM S OF THE FRONT BETWEEN
39W AND 46W WINDS 40 TO 50 KT. SEAS 11 TO 19 FT. ELSEWHERE
WITHIN 480 NM SE OF THE FRONT...AND BETWEEN 240 NM AND 600 NM SE
QUADRANT WINDS 25 TO 40 KT. SEAS 10 TO 20 FT.
.24 HOUR FORECAST LOW WELL E OF AREA. CONDITIONS DESCRIBED WITH
LOW 40N66W BELOW.

...STORM WARNING...
.LOW 39N68W 1001 MB MOVING NE 40 KT. FRONT EXTENDS FROM LOW
CENTER TO 34N79W. WITHIN 300 NM S AND SE QUADRANTS WINDS 40 TO
50 KT. SEAS 12 TO 22 FT. ELSEWHERE OVER FORECAST WATERS WITHIN
480 NM SE OF THE FRONT WINDS 25 TO 40 KT. SEAS 9 TO 14 FT.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DESCRIBED WITH LOW
40N66W BELOW.

...STORM WARNING...
.12 HOUR FORECAST LOW 36N71W 999 MB. WITHIN 300 NM S AND SE
QUADRANTS WINDS 30 TO 40 KT. SEAS 9 TO 16 FT.
.24 HOUR FORECAST LOW 40N66W 991 MB. FRONT TO EXTEND FROM 51N35W
TO 48N46W TO LOW CENTER TO 31N68W. WITHIN 300 NM SE OF THE FRONT
BETWEEN 54W AND 64W WINDS 40 TO 50 KT. SEAS 18 TO 26 FT.
ELSEWHERE OVER FORECAST WATERS WITHIN 540 NM SE OF THE
FRONT...AND WITHIN 300 NM NW AND 540 NM SW QUADRANTS...WINDS 25
TO 40 KT. SEAS 11 TO 22 FT.
.48 HOUR FORECAST LOW 51N47W 985 MB. WITHIN 300 NM SE QUADRANT
WINDS 35 TO 45 KT. SEAS 14 TO 25 FT. ELSEWHERE WITHIN 600 NM S
SEMICIRCLE...180 NM NW QUADRANT...300 NM NE QUADRANT...AND
WITHIN 240 NM SE OF A LINE FROM 43N49W TO 31N60W WINDS 25 TO 35
KT. SEAS 9 TO 18 FT.

...GALE WARNING...
.OVER ICE FREE FORECAST WATERS BETWEEN 59N AND 61N E OF
43W...AREA OF W WINDS 25 TO 35 KT. SEAS 10 TO 18 FT.
.12 HOUR FORECAST CONDITIONS DIMINISHED.

...GALE WARNING...
.LOW 35N36W 1019 MB MOVING SW 15 KT. OVER FORECAST WATERS WITHIN
300 NM W SEMICIRCLE WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW S OF AREA. FROM 31N TO 35N BETWEEN 40W AND
44W WINDS TO 25 KT. SEAS TO 10 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 62N35W 983 MB. FROM 58N TO 62N E OF
45W AREA OF W WINDS 25 TO 35 KT. SEAS 9 TO 15 FT.
.48 HOUR FORECAST LOW WELL E OF AREA. FROM 59N TO 62N E OF 40W
AREA OF W WINDS 20 TO 30 KT. SEAS 9 TO 13 FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE FORECAST WATERS
NW OF A LINE FROM 58N58W TO 62N50W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W AND N OF A
LINE FROM 55N53W TO 60N58W TO 61N47W.
.48 HOUR FORECAST LITTLE CHANGE.

.SYNOPSIS AND FORECAST.

.48 HOUR FORECAST FROM 31N TO 40N BETWEEN 68W AND 75W AREA OF NW
WINDS 20 TO 30 KT. SEAS TO 10 FT.

.48 HOUR FORECAST NEW LOW 60N53W 989 MB. OVER ICE FREE WATERS
WITHIN 240 NM W SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 8 FT.

.DENSE FOG. VISIBILITY OCCASIONALLY LESS THAN 1 NM OVER FORECAST
WATERS FROM 43N TO 47N BETWEEN 45W AND 60W.
.24 HOUR FORECAST DENSE FOG FROM 42N TO 47N BETWEEN 44W AND 54W.
.48 HOUR FORECAST DENSE FOG WITHIN 240 NM NW OF A LINE FROM
44N46W TO 49N35W.

.HIGH 35N48W 1031 MB MOVING NE 15 KT.
.24 HOUR FORECAST HIGH 39N41W 1029 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.FORECASTER REINHART. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF MEXICO

SYNOPSIS VALID 1800 UTC FRI MAR 27.
24 HOUR FORECAST VALID 1800 UTC SAT MAR 28.
48 HOUR FORECAST VALID 1800 UTC SUN MAR 29.

.WARNINGS.

...GULF OF MEXICO GALE WARNING...
.GULF OF MEXICO COLD FROM 30N84W TO 24N88W TO 19N93W. S OF 20N W
OF 95W NW TO N WINDS 25 TO 35 KT. SEAS 9 TO 13 FT. ELSEWHERE NW
OF FRONT TO LINE FROM 30N86W TO 25N92W TO 20N97W NW TO N WINDS
20 TO 25 KT. SEAS TO 8 FT...EXCEPT 8 TO 12 FT S OF 22N W OF 94W.
.12 HOUR FORECAST COLD FRONT FROM 25N81W TO 21N86W. S OF 23N E
OF 89W NW TO N WINDS 20 TO 25 KT. SEAS TO 8 FT.
.18 HOUR FORECAST COLD FRONT MOVED SE OF AREA. S OF 24N E OF
88W...INCLUDING STRAITS OF FLORIDA...N WINDS 20 TO 25 KT. SEAS
TO 8 FT.
.24 HOUR FORECAST YUCATAN CHANNEL NE WINDS 20 TO 25 KT. SEAS TO
8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.SYNOPSIS AND FORECAST.

.ATLC N OF 30N W OF 67W S TO SW WINDS 20 TO 25 KT. SEAS TO 9 FT.
.06 HOUR FORECAST COLD FRONT FROM 31N77W TO 26N80W. N OF 27N W
OF FRONT W TO NW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. N OF 29N
WITHIN 270 NM E OF FRONT SW WINDS 25 TO 30 KT. SEAS 9 TO 12 FT.
ELSEWHERE N OF 27N E OF FRONT TO 63W S TO SW WINDS 20 TO 25 KT.
SEAS TO 9 FT.
.18 HOUR FORECAST COLD FRONT FROM 31N72W TO 22N77W. N OF 27N W
OF FRONT NW WINDS 20 TO 25 KT. SEAS 8 TO 11 FT. N OF 30N WITHIN
360 NM E OF FRONT S TO SW WINDS 25 TO 30 KT. SEAS 9 TO 12 FT.
ELSEWHERE N OF 27N E OF FRONT TO 60W S TO SW WINDS 20 TO 25 KT.
SEAS 8 TO 10 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N70W TO 21N75W. N OF 28N W
OF FRONT TO 70W AND N OF 29N BETWEEN 70W AND 78W NW WINDS 20 TO
25 KT. SEAS 8 TO 11 FT. N OF 27N E OF FRONT TO 61W S TO SW WINDS
20 TO 30 KT. SEAS 9 TO 12 FT.
.48 HOUR FORECAST WEAKENING COLD FRONT FROM 31N61W TO 21N73W. N
OF 30N WITHIN 240 NM E OF FRONT S TO SW WINDS 20 TO 25 KT. SEAS
TO 9 FT. N OF 30N W OF FRONT TO 74W NW WINDS 20 KT OR LESS. SEAS
TO 8 FT PRIMARILY IN NW SWELL.

.ATLC WEAKENING COLD FRONT FROM 31N36W TO 25N40W TO 22N45W THEN
DISSIPATING TO 21N54W. FROM 21N TO 24N BETWEEN 49W AND 58W NE TO
E WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. N OF 24N BETWEEN FRONT AND
53W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO N SWELL.
.24 HOUR FORECAST TROUGH FROM 31N38W TO 24N37W TO 21N39W. NE OF
LINE FROM 31N43W TO 26N35W WINDS 20 KT OR LESS. SEAS TO 9 FT IN
NW SWELL.
.42 HOUR FORECAST TROUGH FROM 31N41W TO 27N38W TO 21N39W. N OF
29N E OF 37W WINDS 20 KT OR LESS. SEAS TO 8 FT IN NW SWELL.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN 06 HOUR FORECAST FROM 11N TO 13N BETWEEN 73W AND 77W
NE TO E WINDS 20 TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST WITHIN 90 NM OF COAST OF COLOMBIA NE TO E
WINDS 20 TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.CARIBBEAN 06 HOUR FORECAST COLD FRONT YUCATAN CHANNEL. N OF
FRONT NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST COLD FRONT FROM 22N77W TO 16N83W. WINDS 20 KT
OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST WEAKENING COLD FRONT FROM 20N74W TO 18N85W. N
OF 20N W OF 85W...INCLUDING YUCATAN CHANNEL..NE WINDS 20 TO 25
KT. SEAS TO 8 FT YUCATAN CHANNEL.
.36 HOUR FORECAST DISSIPATING STATIONARY FRONT FROM 20N74W TO
18N85W. N OF 20N W OF 82W...INCLUDING YUCATAN CHANNEL...NE WINDS
20 TO 25 KT. SEAS TO 8 FT YUCATAN CHANNEL.
.48 HOUR FORECAST FRONTAL TROUGH FROM 20N72W TO 18N85W. N OF 18N
W OF 81W...INCLUDING THE YUCATAN CHANNEL...NE WINDS 20 TO 25 KT.
SEAS TO 8 FT.

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

$$
.FORECASTER AGUIRRE. 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.