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 272133
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC THU APR 27 2017

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.
ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE
NATIONAL WEATHER SERVICE. EMAIL US AT
VOSOPS@NOAA.GOV(LOWERCASE).

SECURITE

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

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

.WARNINGS.

...STORM WARNING...
.LOW 61N40W 987 MB MOVING SE 15 KT. WITHIN 360 NM SW QUADRANT
WINDS 35 TO 50 KT. SEAS 12 TO 24 FT. ELSEWHERE WITHIN 540 NM W
AND 600 NM S QUADRANTS WINDS 25 TO 40 KT. SEAS IN ICE FREE
WATERS 8 TO 16 FT.
.24 HOUR FORECAST LOW E OF AREA 60N28W 971 MB. WITHIN 240 NM S
OF A LINE FROM 57N35W TO 59N41W TO 61N49W AND WITHIN 60 NM E OF
A LINE FROM 65N37W TO 61N38W TO 58N36W WINDS 40 TO 50 KT. SEAS
14 TO 27 FT. ELSEWHERE WITHIN 420 NM NW AND 780 NM W AND SW
QUADRANTS WINDS 25 TO 40 KT. SEAS 9 TO 18 FT.
.48 HOUR FORECAST LOW E OF AREA 60N30W 986 MB. OVER FORECAST
WATERS E OF A LINE FROM 50N38W TO 60N42W AND N OF 60N E OF
GREENLAND WINDS 20 TO 30 KT. SEAS 8 TO 17 FT.

...GALE WARNING...
.FRONT EXTENDS FROM 52N35W TO 49N42W TO 48N52W. WITHIN 240 NM S
OF FRONT WINDS 25 TO 40 KT. SEAS 8 TO 18 FT.
.24 HOUR FORECAST FROM 41N TO 46N BETWEEN 35W AND 48W WINDS 20
TO 30 KT. SEAS TO 12 FT.
.48 HOUR FORECAST CONDITIONS DESCRIBED WITH LOW 53N48W BELOW.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE FORECAST W OF A
LINE FROM 58N54W TO 65N52W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 60N AND
W OF 49W.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.SYNOPSIS AND FORECAST.

.LOW 42N66W 1014 MB MOVING NE 10 KT. FROM 35N TO 45N BETWEEN 55W
AND 66W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW DISSIPATED. FROM 37N TO 47N BETWEEN 54W
AND 61W AREA OF S TO SW WINDS WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST WITHIN 300 NM E OF A LINE FROM 51N52W TO
45N53W TO 38N57W WINDS 20 TO 30 KT. SEAS TO 10 FT.

.FROM 31N TO 41N BETWEEN 35W AND 41W AREA OF N TO NE WINDS TO 25
KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST FROM 31N TO 38N BETWEEN 35W AND 40W AREA OF N
TO NE WINDS TO 25 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST CONDITIONS S OF AREA.

.48 HOUR FORECAST NEW LOW 53N48W 994 MB. WITHIN 900 NM S
QUADRANT WINDS 20 TO 30 KT. SEAS TO 11 FT.

.48 HOUR FORECAST LOW 62N66W 984 MB. FRONT TO EXTEND FROM 62N65W
TO 57N54W TO 52N46W. WITHIN 120 NM NE OF FRONT WINDS 20 TO 30
KT. SEAS TO 8 FT.

.48 HOUR FORECAST FROM 37N TO 44N W OF 66W AREA OF SW WINDS TO
25 KT. SEAS LESS THAN 8 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 40N TO 44N
BETWEEN 64W AND 70W AND FROM 42N TO 48N BETWEEN 50W AND 62W.
.24 HOUR FORECAST DENSE FOG N OF 40N BETWEEN 64W AND 71W AND
FROM 42N TO 50N BETWEEN 47W AND 63W.
.48 HOUR FORECAST DENSE FOG FROM 38N TO 44N BETWEEN 66W AND 70W
AND FROM 41N TO 54N BETWEEN 44W AND 60W.

.HIGH 42N45W 1037 MB MOVING SW 05 KT.
.24 HOUR FORECAST HIGH 39N46W 1034 MB.
.48 HOUR FORECAST HIGH 35N40W 1029 MB.

.24 HOUR FORECAST HIGH 52N51W 1027 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.FORECASTER KOSIER. 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 THU APR 27.
24 HOUR FORECAST VALID 1800 UTC FRI APR 28.
48 HOUR FORECAST VALID 1800 UTC SAT APR 29.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN AREA BOUNDED BY 25N35W TO 27N39W TO 31N45W TO
31N35W TO 25N35W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED NE
AND SE SWELL...HIGHEST NEAR 30N35W.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 22N35W TO 22N40W TO
24N43W TO 31N44W TO 31N35W TO 22N35W WINDS 20 KT OR LESS. SEAS 8
TO 13 FT IN MIXED NE AND SE SWELL...HIGHEST NEAR 31N35W.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 17N35W TO 19N41W TO
26N46W TO 31N44W TO 31N35W TO 17N35W WINDS 20 KT OR LESS. SEAS 8
TO 11 FT IN MIXED NE AND SE SWELL.

.ATLC AND CARIBBEAN 30 HOUR FORECAST WITHIN AREA BOUNDED BY
20N71W TO 20N73W TO 19N74W TO 20N75W TO 21N74W TO 20N71W...
INCLUDING APPROACHES TO WINDWARD PASSAGE...NE TO E WINDS 20 TO
25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 20N71W TO 20N73.5W TO
20N74W TO 20.5N74W TO 21N72W TO 20.5N71.5W TO 20N71W...INCLUDING
APPROACH TO WINDWARD PASSAGE...NE TO E WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT.

.CARIBBEAN WITHIN AREA BOUNDED BY 17N86W TO 18N87W TO 20N87W TO
20N86W TO 19N85W TO 17N86W WINDS 20 KT OR LESS. SEAS TO 8 FT IN
SE SWELL.
.06 HOUR FORECAST WITHIN AREA BOUNDED BY 16N84W TO 16N85W TO
16N86W TO 17N86W TO 17N85W TO 16N84W E TO SE WINDS 20 TO 25 KT.
SEAS TO 8 FT.
.18 HOUR FORECAST WITHIN AREA BOUNDED BY 17N86W TO 16N86W TO
17N87W TO 18N88W TO 19N88W TO 19N86W TO 17N86W...INCLUDING GULF
OF HONDURAS...SE WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.27 HOUR FORECAST WITHIN AREA BOUNDED BY 17N85W TO 16N87W TO
16N88W TO 19N87W TO 17N85W...INCLUDING GULF OF HONDURAS...E TO
SE
WINDS 20 TO 30 KT. SEAS BUILDING TO 8 TO 10 FT.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 17N87W TO 17N88W TO
18N88W TO 19N87W TO 18N87W TO 17N87W...INCLUDING GULF OF
HONDURAS...WINDS 20 KT OR LESS. SEAS TO 8 FT IN E TO SE SWELL.

.CARIBBEAN 03 HOUR FORECAST WITHIN AREA BOUNDED BY 11N70W TO
11N72W TO 12N74W TO 13N73W TO 13N71W TO 11N70W...INCLUDING WITHIN
90 NM OF COAST OF COLOMBIA AND GULF OF VENEZUELA...NE TO E WINDS
20 TO 25 KT. SEAS BUILDING TO 8 FT.
.18 HOUR FORECAST WITHIN AREA BOUNDED BY 13N72W TO 11N74W TO
11N77W TO 12N77W TO 14N77W TO 14N73W TO 13N72W...INCLUDING WITHIN
90 NM OF COAST OF COLOMBIA...NE TO E WINDS 20 TO 25 KT. SEAS 8 TO
10 FT.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 12N75W TO 11N77W TO
13N78W TO 14N78W TO 14N76W TO 14N74W TO 12N75W...INCLUDING WITHIN
90 NM OF COAST OF COLOMBIA...WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN NE TO E SWELL.
.30 HOUR FORECAST WITHIN AREA BOUNDED BY 12N69W TO 11N72W TO
11N75W TO 12N76W TO 14N74W TO 13N69W TO 12N69W...INCLUDING WITHIN
90 NM OF COAST OF COLOMBIA AND GULF OF VENEZUELA...NE TO E WINDS
20 TO 30 KT. SEAS TO 8 FT.
.36 HOUR FORECAST WITHIN AREA BOUNDED BY 17N71W TO 16N72W TO
17N73W TO 18N73W TO 18N71W TO 17N71W NE TO E WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT. WITHIN AREA BOUNDED BY 11N67W TO 12N73W TO
11N76W TO 15N78W TO 16N73W TO 13N68W TO 11N67W...INCLUDING
WITHIN 90 NM OF COAST OF COLOMBIA AND GULF OF VENEZUELA...E
WINDS 20 TO 30 KT. SEAS 8 TO 10 FT W OF 70W.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 12N69W TO 11N71W TO
12N73W TO 12N77W TO 13N77W TO 13N71W TO 12N69W...INCLUDING WITHIN
90 NM OF COAST OF COLOMBIA AND GULF OF VENEZUELA...NE TO E WINDS
20 TO 25 KT. SEAS TO 8 FT. ELSEWHERE WITHIN AREA BOUNDED BY
13N71W TO 11N76W TO 11N78W TO 15N79W TO 15N76W TO 17N73W TO
13N71W...INCLUDING WITHIN 90 NM OF COAST OF COLOMBIA...WINDS 20
KT OR LESS. SEAS 8 TO 9 FT IN NE TO E SWELL.

.GULF OF MEXICO 06 HOUR FORECAST WITHIN AREA BOUNDED BY 21N87W
TO 22N88W TO 22N89W TO 23N88W TO 22N87W TO 21N87W E TO SE WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT.
.15 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.27 HOUR FORECAST WITHIN AREA BOUNDED BY 21N88W TO 22N91W TO
23N91W TO 24N90W TO 24N89W TO 23N87W TO 21N88W E TO SE WINDS 20
TO 25 KT. SEAS BUILDING TO 8 FT.
.36 HOUR FORECAST CONDITIONS MERGE.

.GULF OF MEXICO 21 HOUR FORECAST WITHIN AREA BOUNDED BY 26N91W
TO 24N92W TO 24N93W TO 26N94W TO 29N93W TO 29N91W TO 26N91W SE TO
S WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.36 HOUR FORECAST WITHIN AREA BOUNDED BY 22N88W TO 20N93W TO
20N96W TO 28N97W TO 30N94W TO 27N89W TO 22N88W SE WINDS 20 TO 30
KT. SEAS 8 TO 10 FT N OF 22N.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 26N89W TO 21N93W TO
24N97W TO 28N97W TO 30N94W TO 29N90W TO 26N89W SE WINDS 20 TO 30
KT. SEAS 8 TO 13 FT...HIGHEST NEAR 27N94W.

.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.