542
FZNT01 KWBC 291621
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC MON APR 29 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

SECURITE

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

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 1200 UTC APR 29.
24 HOUR FORECAST VALID 1200 UTC APR 30.
48 HOUR FORECAST VALID 1200 UTC MAY 01.

.WARNINGS.

...GALE WARNING...
.LOW 42N49W 995 MB MOVING NW 10 KT. COLD FRONT EXTENDS FROM THE
LOW TO 40N42W TO 31N42W. WITHIN 180 NM NE E QUADRANT AND 180 E
AND NE OF THE FRONT WINDS 25 TO 35 KT. SEAS 11 TO 17 FT.
ELSEWHERE FROM 40N TO 46N BETWEEN 37W AND 50W AND FROM 31N TO
40N BETWEEN 35W AND 42W WINDS 20 TO 30 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 44N53W 992 MB. FROM 37N TO 50N BETWEEN 50W
AND 62W...FROM 40N TO 52N BETWEEN 35W AND 50W...AND FROM 31N TO
40N BETWEEN 35W AND 40W WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW 44N53W 1001 MB. WITHIN 480 NM SW QUADRANT
WINDS 20 TO 30 KT. SEAS TO 12 FT.

...GALE WARNING...
.LOW 38N52W 993 MB MOVING 15 KT. FROM 31N TO 40N BETWEEN 45W AND
61W WINDS 25 TO 35 KT. SEAS 9 TO 17 FT.
.24 HOUR FORECAST LOW ABSORBED INTO LOW 55N53W WITH CONDITIONS
DESCRIBED ABOVE.

...GALE WARNING...
.LOW 61N56W 1014 MB MOVING NE 30 KT. N OF 56N W OF 48W WINDS 25
TO 40 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW N OF AREA. FROM 55N TO 60N W OF 53W WINDS
20 TO 30 KT. SEAS TO 12 FT.
.48 HOUR FORECAST N OF 54N W OF 47W WINDS 20 TO 30 KT. SEAS TO
11 FT.

...GALE WARNING...
.48 HOUR FORECAST FRONT TO EXTEND FROM 50N46W TO 40N35W. WITHIN
360 NM E AND NE OF THE FRONT WINDS 25 TO 35 KT. SEAS 10 TO 15 FT.

...HEAVY FREEZING SPRAY WARNING...
.LIGHT TO MODERATE FREEZING SPRAY W AND NW OF A LINE FROM 60N58W
TO 67N54W.
.12 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY FROM 62N TO
66N W OF 55W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY W AND NW OF A
LINE FROM 58N59W TO 62N51W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N 60N W OF
53W.

.SYNOPSIS AND FORECAST.

.48 HOUR FORECAST NEW LOW E OF AREA 65N31W 1014 MB. N OF 58N
BETWEEN 35W AND 43W WINDS TO 25 KT. SEAS TO 9 FT.

.48 HOUR FORECAST LOW 40N70W 1012 MB. FROM 32N TO 38N W OF 69W
WINDS TO 25 KT. SEAS TO 8 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 38N TO 45N W
OF 64W...FROM 42N TO 52N BETWEEN 46W AND 56W...AND NW OF A LINE
FROM 56N58W TO 64N52W.
.24 HOUR FORECAST DENSE FOG FROM 38N TO 41N W OF 71W...FROM 42N
TO 55N BETWEEN 46W AND 58W...AND WITHIN 120 NM EITHER SIDE OF A
LINE FROM 56N57W TO 61N50W.
.48 HOUR FORECAST DENSE FOG W OF A LINE FROM 35N74W TO 41N68W
AND FROM 44N TO 55N BETWEEN 44W AND 58W.

.FORECASTER COLLINS. 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 1200 UTC MON APR 29.
24 HOUR FORECAST VALID 1200 UTC TUE APR 30.
48 HOUR FORECAST VALID 1200 UTC WED MAY  1.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 32N43W TO 21N55W. WITHIN 31N47W TO 31N67W
TO 26N73W TO 22N72W TO 19N63W TO 24N52W TO 31N47W...INCLUDING
ATLANTIC EXPOSURES...N WINDS 20 TO 25 KT. SEAS 8 TO 11 FT IN N
SWELL. WITHIN 31N39W TO 31N44W TO 30N42W TO 30N41W TO 30N39W TO
31N39W S WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N42W TO 23N47W. WITHIN
31N43W TO 31N50W TO 29N55W TO 31N65W TO 23N61W TO 24N51W TO
31N43W W TO NW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. WITHIN 31N50W
TO 31N59W TO 30N59W TO 29N55W TO 31N50W SW TO W WINDS 20 TO 25
KT. SEAS 8 TO 11 FT IN NW TO N SWELL. WITHIN 21N57W TO 22N66W TO
21N69W TO 19N68W TO 18N62W TO 19N58W TO 21N57W...INCLUDING IN
ATLANTIC EXPOSURES AND PASSAGES...WINDS 20 KT OR LESS. SEAS 8 TO
10 FT IN N TO NE SWELL. WITHIN 31N37W TO 31N41W TO 28N42W TO
28N40W TO 30N37W TO 31N37W S TO SW WINDS 20 TO 25 KT. SEAS 8 TO
10 FT.
.48 HOUR FORECAST WEAKENING STATIONARY FRONT FROM 33N35W TO
25N42W. WITHIN 31N40W TO 31N49W TO 29N50W TO 29N49W TO 29N45W TO
31N40W SW TO W WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. WITHIN 20N62W
TO 21N64W TO 21N68W TO 20N70W TO 18N68W TO 19N62W TO
20N62W...INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES...WINDS 20
KT OR LESS. SEAS 8 TO 10 FT IN N TO NE SWELL.

.ATLC AND CARIBBEAN WITHIN 20N73.5W TO 20N74.5W TO 19.5N74.5W TO
19N74W TO 19N73W TO 20N73.5W NE TO E WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 18N70W TO 18N73W TO 17N74W TO 17N73W TO
17N72W TO 17N70W TO 18N70W E WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.
.39 HOUR FORECAST WITHIN 18N70W TO 18N73W TO 17N74W TO 17N73W TO
17N72W TO 17N70W TO 18N70W E WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT.
.48 HOUR FORECAST LITTLE CHANGE.

.CARIBBEAN WITHIN 17N84W TO 18N86W TO 17N87W TO 16N87W TO 16N85W
TO 17N84W E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.GULF OF MEXICO WITHIN 25N90W TO 26N91W TO 25N94W TO 23N93W TO
23N92W TO 23N91W TO 25N90W WINDS 20 KT OR LESS. SEAS 8 FT IN E
SWELL.
.12 HOUR FORECAST WITHIN 22.5N87.5W TO 22.5N88.5W TO 22N89.5W TO
21.5N89.5W TO 21.5N88W TO 21.5N87.5W TO 22.5N87.5W E TO SE WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.
.36 HOUR FORECAST WITHIN 22.5N87W TO 22.5N89W TO 21.5N89W TO
21.5N87W TO 21.5N86.5W TO 22.5N87W...INCLUDING IN YUCATAN
CHANNEL... E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 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 RAMOS. NATIONAL HURRICANE CENTER.