010
FZNT01 KWBC 171608
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC THU APR 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 APR 17.
24 HOUR FORECAST VALID 1200 UTC APR 18.
48 HOUR FORECAST VALID 1200 UTC APR 19.

.WARNINGS.

..STORM WARNING...
.LOW INLAND NEAR 53N63W 988 MB MOVING NE 10 KT. WITHIN 300 NM NE
OF A LINE FROM 58N62W TO 52N41W WINDS 30 TO 45 KT. SEAS 12 TO 24
FT. ELSEWHERE WITHIN 600 NM SE AND 1020 NM S QUADRANTS WINDS 20
TO 30 KT. SEAS 8 TO 14 FT.
.12 HOUR FORECAST LOW 55N61W 994 MB. WITHIN 180 NM N AND NE OF A
LINE FROM 60N60W TO 54N39W WINDS 35 TO 50 KT. SEAS 14 TO 27 FT.
.24 HOUR FORECAST LOW 56N58W 997 MB. WITHIN 120 NM N AND NE OF A
LINE FROM 60N55W TO 58N48W TO 58N42W WINDS 35 TO 50 KT. SEAS 12
TO 24 FT. ELSEWHERE WITHIN 360 NM N QUADRANT AND 180 NM NE OF A
LINE FROM 53N35W TO 58N42W WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
ALSO WITHIN 660 NM SE AND 1140 NM S QUADRANTS WINDS 20 TO 30 KT.
SEAS TO 10 FT.
.48 HOUR FORECAST LOW 57N57W 1002 MB. WITHIN 90 NM S AND E OF THE
GREENLAND COAST S OF 63N WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.

.SYNOPSIS AND FORECAST.

.24 HOUR FORECAST NEW LOW 41N47W 1017 MB. WITHIN 360 NM E AND SE
QUADRANTS AND FROM 37N TO 43N BETWEEN 55W AND 64W WINDS 20 TO 30
KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW E OF AREA 50N33W 1006 MB. FROM 40N TO 52N E
OF 48W WINDS 20 TO 30 KT. SEAS TO 12 FT.

.48 HOUR FORECAST NW OF A LINE FROM 34N72W TO 39N61W TO 44N58W
WINDS 20 TO 30 KT. SEAS TO 9 FT.

.48 HOUR FORECAST WITHIN 300 NM W OF A LINE FROM 34N52W TO
31N54W AREA OF N TO NE WINDS 20 TO 30 KT. SEAS TO 10 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 41N TO 50N
BETWEEN 41W AND 52W AND 54N TO 62N W OF 48W.
.24 HOUR FORECAST DENSE FOG WITHIN 180 NM SE OF A LINE FROM
54N35W TO 44N51W AND FROM 56N TO 64N W OF 38W.
.48 HOUR FORECAST DENSE FOG FROM 54N TO 65N W OF 45W AND WITHIN
90 NM S AND E OF THE GREENLAND COAST S OF 63N.

.LIGHT FREEZING SPRAY N OF 63N W OF GREENLAND AND N OF A LINE
FROM 63N41W TO 64N35W.
.24 HOUR FORECAST LIGHT FREEZING SPRAY N OF A LINE FROM 62N42W TO
64N35W.
.48 HOUR FORECAST CONDITIONS IMPROVED.

.FORECASTER ACHORN. OCEAN PREDICTION CENTER.

NWS NATIONAL HURRICANE CENTER MIAMI FL

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

SYNOPSIS VALID 1200 UTC THU APR 17.
24 HOUR FORECAST VALID 1200 UTC FRI APR 18.
48 HOUR FORECAST VALID 1200 UTC SAT APR 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 18N47W TO 25N44W TO 23N50W TO 07N53W TO 07N46W TO
18N47W WINDS 20 KT OR LESS. SEAS 8 FT IN N TO NE SWELL.
.24 HOUR FORECAST WITHIN 18N35W TO 25N35W TO 22N50W TO 07N53W TO
09N43W TO 18N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE TO E
SWELL.
.48 HOUR FORECAST LITTLE CHANGE.

.ATLC 24 HOUR FORECAST WITHIN 31N61W TO 30N65W TO 28N72W TO
26N73W TO 27N68W TO 28N64W TO 31N61W NE WINDS 20 TO 25 KT. SEAS
8 FT.
.48 HOUR FORECAST WITHIN 30N50W TO 31N63W TO 24N80W TO 20N72W TO
30N50W NE TO E WINDS 20 TO 30 KT. SEAS 8 FT.

.CARIBBEAN WITHIN 13N75W TO 13N77W TO 11N79W TO 09N77W TO 11N74W
TO 13N75W NE WINDS 20 TO 25 KT. SEAS 8 FT.
.24 HOUR FORECAST WITHIN 13N75W TO 13N77W TO 11N79W TO 09N77W TO
11N74W TO 13N75W NE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT IN NE TO
E SWELL.
.48 HOUR FORECAST WITHIN 16N70W TO 18N70W TO 17N74W TO 13N78W TO
10N80W TO 11N73W TO 16N70W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO
10 FT IN E SWELL.

.CARIBBEAN 24 HOUR FORECAST WITHIN 19N75W TO 21N79W TO 20N81W TO
19N80W TO 16N79W TO 17N76W TO 19N75W...INCLUDING THE WINDWARD
PASSAGE AND SOUTH OF CUBA...NE TO E WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.48 HOUR FORECAST WITHIN 21N73W TO 20N78W TO 22N80W TO 21N82W TO
18N80W TO 19N75W TO 21N73W...INCLUDING THE WINDWARD PASSAGE AND
SOUTH OF CUBA...NE TO E WINDS 20 TO 25 KT. SEAS TO 8 FT.

.GULF OF AMERICA 24 HOUR FORECAST WITHIN 25N80W TO 24N83W TO
23N83W TO 23N81W TO 24N81W TO 25N80W...INCLUDING STRAITS OF
FLORIDA... WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 25N80W TO 24N83W TO 24N84W TO 23N84W TO
24N80W TO 25N80W...INCLUDING STRAITS OF FLORIDA... E WINDS 20 TO
25 KT. SEAS LESS THAN 8 FT.

.GULF OF AMERICA 24 HOUR FORECAST WITHIN 28N94W TO 27N97W TO
19N94W TO 19N92W TO 23N92W TO 28N94W SE WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 26N86W TO 28N89W TO 28N95W TO 20N95W TO
20N91W TO 24N90W TO 26N86W SE WINDS 20 TO 25 KT. SEAS 8 FT.

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


.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.

$$