FZNT01 KWBC 230420
HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC TUE DEC 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC DEC 23.
24 HOUR FORECAST VALID 0000 UTC DEC 24.
48 HOUR FORECAST VALID 0000 UTC DEC 25.
.WARNINGS.
...STORM WARNING...
. FROM 35N TO 40N BETWEEN 59W AND 65W WINDS 35 TO 45 KT. SEAS 5
TO 6.5 M. ELSEWHERE FROM 32N TO 42N BETWEEN 55W AND 67W WINDS 25
TO 35 KT. SEAS 4 TO 5 M.
.12 HOUR FORECAST NEW LOW 38N49W 1000 MB. WITHIN 90 NM SW
SEMICIRCLE WINDS 40 TO 50 KT. SEAS 4 TO 5.5 M.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MERGED WITH LOW
56N38W DESCRIBED BELOW.
...STORM WARNING...
.24 HOUR FORECAST NEW LOW 39N69W 1010 MB. FROM 33N TO 40N BETWEEN
66W AND 78W WINDS 25 TO 35 KT. SEAS LESS THAN 4 M.
.42 HOUR FORECAST LOW 40N59W 983 MB. WITHIN 300 NM E SEMICIRCLE
AND 120 NM NW QUADRANT WINDS 40 TO 50 KT. SEAS 4 TO 6 M.
.48 HOUR FORECAST LOW 41N47W 980 MB. WITHIN 240 NM NW
SEMICIRCLE...AND FROM 36N TO 43N BETWEEN 50W AND 54W WINDS 40 TO
50 KT. SEAS 4.5 TO 9 M...HIGHEST NW OF CENTER. ELSEWHERE FROM 31N
TO 44N BETWEEN 50W AND 73W WINDS 25 TO 40 TK. SEAS 4 TO 7.5 M.
...GALE WARNING...
.COMPLEX LOW WITH FIRST CENTER 55N45W 994 MB MOVING SE 10 KT AND
SECOND CENTER 57N41W 994 MB MOVING NE 30 KT. FROM 47N TO 58N E OF
46W...AND FROM 51N TO 56N W OF 46W WINDS 25 TO 35 KT. SEAS 3.5 TO
5.5 M.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MOVED NE OF AREA.
...GALE WARNING...
.LOW 63N41W 982 MB MOVING NE 15 KT. N OF 59N E OF 47W WINDS25 TO
40 KT. SEAS 4 TO 8 M...HIGHEST NEAR 62N37W.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MOVED N OF AREA.
...GALE WARNING...
.LOW 40N50W 1002 MB MOVING NE 45 KT. WITHIN 180 NM OF CENTER
WINDS 20 TO 30 KT. SEAS LESS THAN 4 M.
.06 HOUR FORECAST LOW 47N44W 998 MB. FROM 43N TO 49N BETWEEN 39W
AND 45W WINDS 25 TO 35 KT. SEAS 3.5 TO 4.5 M.
.24 HOUR FORECAST LOW 56N38W 989 MB. FROM 36N TO 58N E OF 42W
WINDS 25 TO 40 KT. SEAS 3.5 TO 6 M.
.48 HOUR FORECAST LOW 63N35W 990 MB. N OF 55N E OF 46W WINDS 25
TO 35 KT. SEAS 3 TO 6 M.
...GALE WARNING...
.24 HOUR FORECAST NEW LOW 51N48W 995 MB. FROM 47N TO 55N BETWEEN
46W AND 55W WINDS 25 TO 40 KT. SEAS 3.5 TO 5 M.
.48 HOUR FORECAST LOW 52N40W 1009 MB. FROM 45N TO 53N E OF 43W
WINDS 25 TO 35 KT. SEAS 4 TO 6 M.
...GALE WARNING...
.24 HOUR FORECAST S OF 43N BETWEEN 43W AND 61W WINDS 25 TO 35 KT.
SEAS 4 TO 6.5 M.
.48 HOUR FORECAST FROM 35N TO 42N BETWEEN 37W AND 44W WINDS LESS
THAN 25 KT. SEAS 3.5 TO 4.5 M.
...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY FROM 65N TO 63N W OF 61W.
ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY NW OF A LINE FROM
44N64W TO 49N53W TO 61N49W TO 67N54W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY FROM 56N TO
63N W OF 61W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N OF 46N
W OF 52W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY SW OF A LINE
FROM 55N56W TO 59N61W...AND FROM 59N TO 63N W OF 61W. ELSEWHERE
LIGHT TO MODERATE FREEZING SPRAY N OF 47N W OF 51W.
.SYNOPSIS AND FORECAST.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 120 NM SE OF
A LINE FROM 60N35W TO 54N49W...AND FROM 43N TO 49N BETWEEN 45W
AND 50W.
.24 HOUR FORECAST DENSE FOG WITHIN 120 NM SE OF A LINE FROM
62N35W TO 55N43W...FROM 49N TO 53N BETWEEN 44W AND 54W...AND FROM
41N TO 44N W OF 68W.
.48 HOUR FORECAST DENSE FOG N OF 60N BETWEEN 38W AND 42W...AND
FROM 42N TO 46N BETWEEN 51W AND 59W.
.FORECASTER POCHE. 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 0000 UTC TUE DEC 23.
24 HOUR FORECAST VALID 0000 UTC WED DEC 24.
48 HOUR FORECAST VALID 0000 UTC THU DEC 25.
.WARNINGS.
.NONE.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 31N56W TO 31N80W TO 22N79W TO 24N69W TO 31N56W...
INCLUDING ATLANTIC EXPOSURES...NE WINDS 20 TO 30 KT. SEAS 2.5 TO
3.0 M.
.24 HOUR FORECAST WITHIN 31N43W TO 31N69W TO 27N78W TO 20N67W TO
24N51W TO 31N43W...INCLUDING ATLANTIC EXPOSURES...NE WINDS 20 TO
25 KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST WITHIN 31N37W TO 31N55W TO 22N74W TO 17N59W
TO 20N50W TO 31N37W...INCLUDING IN ATLANTIC EXPOSURES AND
PASSAGES...NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.ATLC WITHIN 25N35W TO 23N38W TO 21N38W TO 19N35W TO 25N35W
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N SWELL.
.09 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.ATLC 39 HOUR FORECAST WITHIN 31N61W TO 31N72W TO 30N65W TO
31N61W SW TO W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST WITHIN 31N56W TO 31N73W TO 29N71W TO 29N67W
TO 31N56W NW WINDS 25 TO 30 KT. SEAS 2.5 TO 4.5 M.
.ATLC AND CARIBBEAN AND GULF OF AMERICA WITHIN 25N80W TO 24N86W
TO 24N87W TO 22N85W TO 23N83W TO 23N80W TO 25N80W...INCLUDING
STRAITS OF FLORIDA AND IN YUCATAN CHANNEL...NE TO E WINDS 20 TO
25 KT. SEAS LESS THAN 2.5 M.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.CARIBBEAN WITHIN 13N71W TO 13N78W TO 11N80W TO 10N78W TO 11N75W
TO 11N71W TO 13N71W...INCLUDING THE GULF OF VENEZUELA...NE WINDS
20 TO 30 KT. SEAS 2.5 M.
.24 HOUR FORECAST WITHIN 13N74W TO 13N76W TO 12N80W TO 10N80W TO
10N78W TO 11N73W TO 13N74W NE WINDS 25 TO 30 KT. SEAS 2.5 M.
.48 HOUR FORECAST WITHIN 12N73W TO 13N75W TO 12N79W TO 10N80W TO
09N78W TO 10N76W TO 12N73W NE WINDS 20 TO 30 KT. SEAS 2.5 M.
.CARIBBEAN WITHIN 22N79W TO 23N82W TO 22N84W TO 21N84W TO 19N80W
TO 20N77W TO 22N79W NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
WITHIN 20N73W TO 20N74W TO 20N76W TO 19N76W TO 18N76W TO 19N74W
TO 20N73W...INCLUDING BETWEEN CUBA AND JAMAICA...NE WINDS 20 TO
25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 21N79W TO 23N82W TO 22N84W TO 20N84W
TO 20N81W TO 21N79W NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
WITHIN 20N73W TO 20N74W TO 20N75W TO 19N76W TO 18N75W TO 19N73W
TO 20N73W NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 20N73W TO 20N74W TO 20N75W TO 19N76W
TO 18N75W TO 19N73W TO 20N73W NE WINDS 20 TO 25 KT. SEAS LESS
THAN 2.5 M.
.CARIBBEAN 09 HOUR FORECAST WITHIN 18N70W TO 18N71W TO 18N73W TO
17N73W TO 16N72W TO 16N70W TO 18N70W NE TO E WINDS 20 TO 25 KT.
SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 18N69W TO 18N70W TO 18N71W TO 17N72W TO
17N69W TO 18N69W NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 18N69W TO 18N70W TO 18N71W TO 17N72W TO
17N69W TO 18N69W NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.
$$
