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
000
FZNT01 KWBC 260414
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC TUE MAR 26 2024

CCODE/1:31:04:01:00/AOE/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

FOR INFORMATION ON ATLANTIC ICEBERGS SEE INFORMATION FROM NORTH
ATLANTIC ICE SERVICE AT HTTPS://OCEAN.WEATHER.GOV/ATL_TAB.PHP
(ALL LOWERCASE).

FROM APRIL 1 TO OCTOBER 15, DUE TO THE CLIMATOLOGY OF THE NORTH
ATLANTIC, HIGH SEAS FORECASTS WILL ONCE AGAIN INCLUDE ALL
FORECASTS OF WINDS 20 TO 30 KNOTS AND SEAS 8 FEET OR GREATER.
ALSO, PLEASE SEE HTTPS://OCEAN.WEATHER.GOV/PROPOSED_HIGH_SEAS
_TROPICAL.PHP FOR A PROPOSAL, AND A REQUEST FOR COMMENTS, TO
INCREASE READABILITY OF THE HIGH SEAS FORECAST (WEB ADDRESS
LOWERCASE).

SECURITE

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

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 0000 UTC MAR 26.
24 HOUR FORECAST VALID 0000 UTC MAR 27.
48 HOUR FORECAST VALID 0000 UTC MAR 28.

.WARNINGS.

...STORM WARNING...
.LOW 35N67W 976 MB MOVING S 05 KT. WITHIN 180 NM SW...240 NM
W...360 NM NW...AND 480 NM N QUADRANTS...AND FROM 40N TO 43N
BETWEEN 60W AND 70W WINDS 35 TO 50 KT. SEAS 10 TO 28 FT...HIGHEST
NEAR 38N70W. ELSEWHERE FROM 31N TO 45N BETWEEN 50W AND 77W WINDS
25 TO 40 KT. SEAS 9 TO 22 FT...HIGHEST NW OF CENTER.
.24 HOUR FORECAST LOW 33N67W 1005 MB. FROM 31N TO 45N BETWEEN 50W
AND  76W WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.
.48 HOUR FORECAST LOW S OF AREA. FROM 31N TO 50N BETWEEN 50W AND
70W WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.

...STORM WARNING...
.LOW 59N46W 980 MB MOVING SE 15 KT. WITHIN 150 NM SE...300 NM
S...AND 240 NM W QUADRANTS WINDS 45 TO 60 KT. SEAS 24 TO 37 FT.
ELSEWHERE WITHIN 540 NM N OF A LINE FROM 49N35W TO 52N50W...N OF
62N E OF GREENLAND...AND WITHIN 420 NM SW AND W QUADRANTS WINDS
35 TO 50 KT. SEAS 9 TO 30 FT...HIGHEST WITHIN 300 NM E...540 NM
SE...480 NM S...360 NM SW...AND 300 NM W QUADRANTS. ALSO N OF 44N
E OF 40W...AND N OF 48N W OF 40W WINDS 25 TO 35 KT. SEAS 9 TO 18
FT.
.24 HOUR FORECAST LOW 56N35W 989 MB. WITHIN 720 NM S...540 NM
SW...600 NM W...AND 420 NM NW QUADRANTS WINDS 35 TO 50 KT. SEAS
18 TO 32 FT. ELSEWHERE S OF 64N TO A LINE FROM 40N35W TO 48N50W
TO 59N60W TO 60N65W WINDS 25 TO 35 KT. SEAS 9 TO 21 FT...HIGHEST
WITHIN 660 NM S...600 NM SW AND W QUADRANTS.
.48 HOUR FORECAST LOW E OF AREA NEAR 43N31W 1002 MB. WITHIN 360
NM SW AND 420 NM NW QUADRANTS WINDS 35 TO 50 KT. SEAS 18 TO 32
FT. ELSEWHERE WITHIN 660 NM SW QUADRANT...AND FROM 40N TO 54N E
OF 49W WINDS 25 TO 40 KT. SEAS 9 TO 27 FT...HIGHEST WITHIN 420 NM
SW...540 NM W...AND 660 NM NW QUADRANTS.

...GALE WARNING...
.48 HOUR FORECAST NEW LOW 61N46W 1011 MB. FROM 54N TO 60N E OF
50W...AND FROM 60N TO 66N BETWEEN GREENLAND AND 54W WINDS 25 TO
40 KT. SEAS 8 TO 18 FT....HIGHEST NEAR 54N35W.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY W OF A LINE FROM 55N55W TO
62N59W AND N OF A LINE FROM 64N57W TO 65N55W. ELSEWHERE LIGHT TO
MODERATE FREEZING SPRAY N OF 47N IN THE GULF OF SAINT
LAWRENCE...AND W AND NW OF A LINE FROM 47N47W TO 54N43W TO 63N55W
TO 65N53W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY NW OF A LINE
FROM 62N57W TO 65N53W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY
NW OF A LINE FROM 48N50W TO 51N47W TO 58N54W TO 61N48W...AND N OF
A LINE FROM 63N40W TO 64N35W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 634N W OF
GREENLAND. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY W AND NW OF
A LINE FROM 48N49W TO 52N50W TO 57N55W TO 59N54W TO 58N47W TO
59N45W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 47N TO 63N W OF
40W...N OF 60N E OF GREENLAND...AND WITHIN 60 NM FROM 41N53W.
.24 HOUR FORECAST DENSE FOG  FROM 39N TO 44N BETWEEN 58W AND
69W...AND FROM 52N TO 60N BETWEEN 38W AND 49W.
.48 HOUR FORECAST DENSE FOG N OF A LINE FROM 38N70W TO
43N59W...AND W OF A LINE FROM 50N53W TO 52N54W TO 57N61W.

.FORECASTER EHRBAR. OCEAN PREDICTION CENTER.

NWS NATIONAL HURRICANE CENTER MIAMI FL

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

SYNOPSIS VALID 0000 UTC TUE MAR 26.
24 HOUR FORECAST VALID 0000 UTC WED MAR 27.
48 HOUR FORECAST VALID 0000 UTC THU MAR 28.

.WARNINGS.

...GULF OF MEXICO GALE WARNING...
.WITHIN 29N86W TO 29N87W TO 28N88W TO 27N91W TO 26N89W TO 27N86W
TO 29N86W SE WINDS 25 TO 30 KT WITH FREQUENT GUSTS TO GALE FORCE.
SEAS 11 TO 14 FT IN SE SWELL. S OF 21N BETWEEN 94W AND 95W S
WINDS 25 TO 35 KT. SEAS TO 10 FT. ELSEWHERE WITHIN 30N86W TO
29N93W TO 24N93W TO 24N90W TO 22N86W TO 25N83W TO 30N86W...
INCLUDING IN YUCATAN CHANNEL...SE WINDS 20 TO 25 KT. SEAS 8 TO
13 FT IN SE SWELL. REMAINDER OF AREA WITHIN 25N93W TO 29N91W TO
28N95W TO 25N96W TO 20N95W TO 24N90W TO 25N93W WINDS 20 KT OR
LESS. SEAS 8 TO 12 FT IN SE SWELL. STRAITS OF FLORIDA BETWEEN 81W
AND 83W E WINDS 20 TO 25 KT. SEAS TO 8 FT.
.12 HOUR FORECAST WITHIN 28N84W TO 30N86W TO 27N90W TO 23N91W TO
22N85W TO 24N83W TO 28N84W SE TO S WINDS 20 TO 25 KT. SEAS 8 TO
12 FT IN SE SWELL. ELSEWHERE WITHIN 30N86W TO 30N88W TO 28N93W TO
24N92W TO 23N90W TO 27N90W TO 30N86W WINDS 20 KT OR LESS. SEAS 8
TO 11 FT IN SE SWELL. WITHIN 21N94W TO 21N95W TO 18N95W TO
19N94W TO 19N93W TO 21N94W S TO SW WINDS 20 TO 25 KT. SEAS TO 9
FT. WITHIN 26N93W TO 26N95W TO 25N95W TO 22N97W TO 25N95W TO
25N94W TO 26N93W N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 27N88W TO 28N88W TO 26N91W TO 26N92W TO
24N94W TO 27N88W WINDS 20 KT OR LESS. SEAS 8 FT IN E TO SE
SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 31N54W TO 30N57W TO 31N60W TO 26N60W TO 29N57W TO
27N54W TO 31N54W SE WINDS 20 TO 30 KT. SEAS 9 TO 12 FT IN E TO
SE SWELL. WITHIN 31N66.5W TO 31N70.5W TO 30.5N70W TO 30N68W TO
30.5N66.5W TO 31N66.5W W TO NW WINDS 20 TO 25 KT. SEAS 15 TO 17
FT IN N SWELL. ELSEWHERE WITHIN 31N60W TO 31N81W TO 28N80W TO
23N74W TO 24N69W TO 28N62W TO 31N60W...INCLUDING ATLANTIC
EXPOSURES...WINDS 20 KT OR LESS. SEAS 8 TO 16 FT IN N TO NE
SWELL.
WITHIN 27N41W TO 27N42W TO 27N44W TO 26N44W TO 26N42W TO 25N39W
TO 27N41W E WINDS 20 TO 25 KT. SEAS 10 FT IN NE TO E SWELL.
REMAINDER OF AREA WITHIN 31N35W TO 27N43W TO 31N50W TO 27N63W TO
11N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NE TO E
SWELL.
.24 HOUR FORECAST LOW PRES NEAR 32N66W 1005 MB. WITHIN 31N50W TO
31N59W TO 28N56W TO 24N48W TO 25N47W TO 28N50W TO 31N50W SE
WINDS 20 TO 30 KT. SEAS 9 TO 12 FT IN E SWELL. WITHIN 31N67W TO
31N70W TO 30N71W TO 28N70W TO 30N68W TO 30N66W TO 31N67W NW WINDS
20 TO 25 KT. SEAS 12 TO 14 FT IN N SWELL. ELSEWHERE WITHIN
31N60W TO 30N68W TO 31N80W TO 22N73W TO 20N68W TO 22N60W TO
31N60W...INCLUDING ATLANTIC EXPOSURES...WINDS 20 KT OR LESS. SEAS
8 TO 13 FT IN N TO NE SWELL. REMAINDER OF AREA WITHIN 29N35W TO
31N60W TO 22N60W TO 22N52W TO 15N43W TO 14N35W TO 29N35W WINDS 20
KT OR LESS. SEAS 8 TO 11 FT IN NE TO E SWELL.
.48 HOUR FORECAST LOW PRES NEAR 27N60W 1009 MB. WITHIN 31N50W TO
31N60W TO 25N50W TO 27N50W TO 31N50W E TO SE WINDS 20 TO 30 KT.
SEAS 10 TO 14 FT IN E SWELL. WITHIN 31N60W TO 31N68W TO 27N74W TO
23N73W TO 19N62W TO 24N60W TO 31N60W...INCLUDING IN ATLANTIC
EXPOSURES AND PASSAGES...WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN
NW TO N SWELL. ELSEWHERE WITHIN 25N35W TO 25N41W TO 31N51W TO
31N60W TO 21N56W TO 16N35W TO 25N35W WINDS 20 KT OR LESS. SEAS 8
TO 12 FT IN NE TO E SWELL.

.CARIBBEAN 03 HOUR FORECAST WITHIN 20N85W TO 22N84W TO 21N87W TO
18N87W TO 16N86W TO 16N84W TO 20N85W...INCLUDING IN YUCATAN
CHANNEL...E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 17N84W TO 18N85W TO 16N86W TO 15N84W TO
16N84W TO 17N84W E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

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


.FORECASTER STRIPLING. 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.