075
FZNT01 KWBC 111547
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC TUE MAR 11 2025

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

SECURITE

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

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 1200 UTC MAR 11.
24 HOUR FORECAST VALID 1200 UTC MAR 12.
48 HOUR FORECAST VALID 1200 UTC MAR 13.

.WARNINGS.

...STORM WARNING...
.COMPLEX LOW WITH MAIN CENTER 54N47W 987 MB MOVING NW 25 KT.
FROM 58N TO 61N BETWEEN 43W AND 53W WINDS 40 TO 50 KT. SEAS 15
TO 23 FT. ELSEWHERE FROM 40N TO 60N BETWEEN 35W AND 60W...AND N
OF 60N W OF GREENLAND WINDS 25 TO 40 KT. SEAS 8 TO 22
FT...HIGHEST SW OF GREENLAND.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 62N59W 994 MB.
FROM 59N TO 62N BETWEEN 45W AND 52W WINDS 40 TO 50 KT. SEAS 15
TO 23 FT. ELSEWHERE FROM 54N TO 64N BETWEEN 43W AND 58W WINDS 25
TO 40 KT. SEAS 11 TO 22 FT.
.48 HOUR FORECAST LOW NW OF AREA. CONDITIONS DESCRIBED BELOW
WITH LOW 61N56W.

...STORM WARNING...
.LOW 34N75W 992 MB MOVING E 30 KT. WITHIN 180 NM W QUADRANT
WINDS 35 TO 50 KT. SEAS 12 TO 19 FT. ELSEWHERE FROM 31N TO 38N W
OF 60W WINDS 25 TO 40 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST LOW 35N61W 997 MB. FROM 31N TO 40N BETWEEN 48W
AND 70W WINDS 25 TO 40 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 38N51W 996 MB. WITHIN 240 NM NW AND N
SEMICIRCLES WINDS 40 TO 50 KT. SEAS 14 TO 24 FT. ELSEWHERE FROM
31N TO 44N BETWEEN 39W AND 60W WINDS 25 TO 40 KT. SEAS 9 TO 18
FT.

...STORM WARNING...
.LOW 39N44W 1004 MB MOVING E 45 KT. FROM 32N TO 40N E OF 56W
WINDS 25 TO 40 KT. SEAS 9 TO 18 FT.
.06 HOUR FORECAST LOW 39N37W 1003 MB. WITHIN 300 NM SW QUADRANT
WINDS 35 TO 50 KT. SEAS 16 TO 22 FT.
.24 HOUR FORECAST LOW E OF AREA NEAR 37N22W 998 MB. FROM 32N TO
60N E OF 43W WINDS 25 TO 35 KT. SEAS 9 TO 20 FT...HIGHEST S OF
40N E OF 40W.
.48 HOUR FORECAST LOW WELL E OF AREA. FROM 31N TO 50N E OF 39W
WINDS TO 25 KT. SEAS TO 11 FT.

...GALE WARNING...
.24 HOUR FORECAST INLAND LOW 52N60W 997 MB. WITHIN 420 NM S
SEMICIRCLE WINDS 25 TO 40 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW 61N56W 993 MB. WITHIN 720 NM SE
QUADRANT...AND N OF 61N W OF GREENLAND WINDS 25 TO 35 KT. SEAS 8
TO 15 FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY FROM 50N TO 54N BETWEEN 51W
AND 59W...AND N OF 58N W OF 58W. ELSEWHERE LIGHT TO MODERATE
FREEZING SPRAY W AND NW OF A LINE FROM 44N56W TO 48N48W TO
62N59W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF 47N W OF
62W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY NW OF A LINE
FROM 47N62W TO 48N46W TO 62N60W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W OF A LINE
FROM 50N54W TO 56N52W TO 62N59W. ELSEWHERE LIGHT TO MODERATE
FREEZING SPRAY NW OF A LINE FROM 43N64W TO 49N49W TO 57N49W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 40N TO 50N
BETWEEN 40W AND 53W...AND W OF A LINE FROM 54N49W TO 64N56W.
.24 HOUR FORECAST DENSE FOG WITHIN 120 NM NW OF A LINE FROM
39N69W TO 50N57W...FROM 46N TO 56N E OF 52W...AND N OF 57W W OF
53W.
.48 HOUR FORECAST DENSE FOG FROM 53N TO 63N W OF 49W...AND
WITHIN 240 NM S OF A LINE FROM 60N35W TO 47N50W.

.FORECASTER KELLS. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

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

SYNOPSIS VALID 1200 UTC TUE MAR 11.
24 HOUR FORECAST VALID 1200 UTC WED MAR 12.
48 HOUR FORECAST VALID 1200 UTC THU MAR 13.

.WARNINGS.

...ATLC GALE WARNING...
.COLD FRONT FROM 31N69W TO 22N77W. N OF 28N W OF FRONT TO 80W W
TO NW WINDS 25 TO 35 KT. SEAS 10 TO 15 FT IN NW SWELL. ELSEWHERE
W OF FRONT W TO NW WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN NW
SWELL N OF 25N AND E OF THE BAHAMAS. N OF 29N E OF FRONT TO 67W
S TO SW WINDS 25 TO 35 KT. SEAS 8 TO 11 FT. ELSEWHERE N OF 24N E
OF FRONT TO 65W S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
.12 HOUR FORECAST COLD FRONT FROM 31N65W TO 20N74W. N OF 24N W
OF FRONT TO 77W W TO NW WINDS 20 TO 30 KT WITH FREQUENT GUSTS TO
GALE FORCE. SEAS 10 TO 16 FT IN NW SWELL. ELSEWHERE N OF 24N W
OF FRONT TO 80W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL
E OF THE BAHAMAS. N OF 27N E OF FRONT TO 60W S TO SW WINDS 25 TO
35 KT. SEAS 8 TO 12 FT. ELSEWHERE N OF 24N E OF FRONT TO A LINE
FROM 31N55W TO 24N60W S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 11 FT
IN NW SWELL.
.24 HOUR FORECAST COLD FRONT FROM 31N60W TO 20N70W. N OF 25N W
OF FRONT TO 72W W TO NW WINDS 20 TO 30 KT. SEAS 10 TO 14 FT.
ELSEWHERE N OF 22N W OF FRONT TO 77W AND E OF THE BAHAMAS WINDS
20 KT OR LESS. SEAS 8 TO 11 FT IN NW SWELL. N OF 27N E OF FRONT
TO 55W S TO SW WINDS 25 TO 35 KT. SEAS 9 TO 13 FT. ELSEWHERE N
OF 24N E OF FRONT TO A LINE FROM 31N48W TO 25N55W TO 24N60W S TO
SW WINDS 20 TO 30 KT. SEAS 8 TO 11 FT.
.36 HOUR FORECAST COLD FRONT FROM 31N55W TO 19N66W. N OF 29N W
OF FRONT TO 66W W TO NW WINDS 20 TO 30 KT. SEAS 10 TO 14 FT.
ELSEWHERE N OF 22N W OF FRONT 72W WINDS 20 KT OR LESS. SEAS 8 TO
11 FT IN NW SWELL. N OF 25N E OF FRONT TO A LINE FROM 31N45W TO
25N55W S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT...EXCEPT 12 TO
14 FT N OF 28N E OF FRONT TO A LINE FROM 31N52W TO 28N55W.
.48 HOUR FORECAST COLD FRONT FROM 31N50W TO 19N66W. N OF 29N W
OF FRONT TO 60W W TO NW WINDS 20 TO 30 KT. SEAS 10 TO 14 FT.
ELSEWHERE N OF 22N W OF FRONT 66W WINDS 20 KT OR LESS. SEAS 8 TO
11 FT IN NW SWELL. N OF 25N E OF FRONT TO A LINE FROM 31N40W TO
25N50W S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 12 FT...EXCEPT 12 TO
14 FT N OF 27N E OF FRONT TO A LINE FROM 31N46W TO 28N51W.

.SYNOPSIS AND FORECAST.

.ATLC N OF 26N AND E OF A LINE FROM 26N48W TO 31N55W WINDS 20 KT
OR LESS. SEAS 8 TO 12 FT IN NW SWELL...HIGHEST N OF 30N BETWEEN
38W AND 42W.
.24 HOUR FORECAST N OF 24N AND E OF A LINE FROM 24N40W TO 31N48W
WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NW SWELL...HIGHEST N OF
30N E OF 38W.
.48 HOUR FORECAST N OF 26N E OF 38W WINDS 20 KT OR LESS. SEAS 8
TO 9 FT IN NW SWELL.

.CARIBBEAN FROM 10.5N TO 12N BETWEEN 74W AND 76.5W NE TO E WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.GULF OF AMERICA 36 HOUR FORECAST FROM 27N TO 28N W OF 96W S
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.