FZNT01 KWBC 210950
HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC WED JAN 21 2026
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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC JAN 21.
24 HOUR FORECAST VALID 0600 UTC JAN 22.
48 HOUR FORECAST VALID 0600 UTC JAN 23.
.WARNINGS.
...STORM WARNING...
.COMPLEX LOW WITH MAIN CENTER 56N55W 983 MB MOVING E 10 KT.
WITHIN THE GULF OF SAINT LAWRENCE WINDS 30 TO 45 KT. SEAS 3 TO 5
M. ELSEWHERE W OF A LINE FROM 61N56W TO 55N41W TO 48N36W WINDS 25
TO 40 KT. SEAS 2.5 TO 5 M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 56N47W 973 MB.
FROM 45N TO 54N BETWEEN 40W AND 58W WINDS 35 TO 50 KT. SEAS 4.5
TO 9 M. ELSEWHERE FROM 40N TO 59N BETWEEN 40W AND 60W WINDS 25 TO
40 KT. SEAS 3 TO 6.5 M.
.48 HOUR FORECAST COMPLEX LOW DISSIPATED E OF AREA. CONDITIONS
DESCRIBED BELOW WITH LOW 55N31W.
...STORM WARNING...
.COMPLEX LOW WITH FIRST CENTER 47N56W 1010 MB MOVING NE 35 KT AND
SECOND CENTER 43N55W 1014 MB MOVING NE 45 KT WITH BOTH CENTERS
RAPIDLY INTENSIFYING. FROM 36N TO 48N BETWEEN 50W AND 70W WINDS
25 TO 40 KT. SEAS 2.5 TO 4.5 M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER E OF AREA 55N30W
974 MB. FROM 43N TO 55N E OF 40W WINDS 40 TO 55 KT. SEAS 4.5 TO
9.5 M. ELSEWHERE FROM 35N TO 57N E OF 40W WINDS 25 TO 40 KT. SEAS
3 TO 6.5 M. ALSO S OF 59N E OF 40W WINDS TO 25 KT. SEAS TO 4 M.
.48 HOUR FORECAST COMBINED LOW E OF AREA NEAR 55N31W 977 MB. FROM
47N TO 57N E OF 39W WINDS 40 TO 50 KT. SEAS 5 TO 10.5 M.
ELSEWHERE FROM 37N TO 58N E OF 46W WINDS 25 TO 40 KT. SEAS 4 TO
10 M...HIGHEST NEAR 45N35W.
...STORM WARNING...
.LOW 60N42W 995 MB MOVING N 05 KT. WITHIN 120 NM OF CENTER AND N
OF 63N E OF GREENLAND WINDS 20 TO 30 KT. SEAS LESS THAN 4 M.
.06 HOUR FORECAST LOW 60N41W 991 MB. N OF 62N E OF GREENLAND
WINDS 25 TO 40 KT. SEAS 3 TO 4.5 M.
.24 HOUR FORECAST LOW DISSIPATED WITH NEW LOW TO FORM NEAR 62N41W
977 MB. WITHIN 120 NM OF E GREENLAND COAST N OF 62N WINDS 40 TO
50 KT. SEAS 3 TO 6.5 M. ELSEWHERE N OF 62N E OF GREENLAND WINDS
25 TO 40 KT. SEAS 3 TO 5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER NEAR 62N37W 989
MB. WITHIN 60 NM OF GREENLAND COAST N OF 64N WINDS 40 TO 50 KT.
SEAS 4 TO 7.5 M. ELSEWHERE WITHIN 120 NM OF E GREENLAND COAST
WINDS 25 TO 40 KT. SEAS 4 TO 6.5 M. ALSO N OF 58N E OF 44W WINDS
20 TO 30 KT. SEAS 3 TO 5.5 M.
...GALE WARNING...
.LOW 42N46W 1012 MB MOVING NE 45 KT AND RAPIDLY INTENSIFYING.
FROM 33N TO 42N E OF 57W WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M.
.24 HOUR FORECAST LOW MOVED WELL E OF AREA. CONDITIONS DESCRIBED
ABOVE WITH LOW 55N30W.
...GALE WARNING...
.N OF 61N W OF 53W AREA OF N WINDS 25 TO 35 KT. SEAS LESS THAN 4
M.
.24 HOUR FORECAST N OF 59N W OF 52W AREA OF N WINDS 30 TO 45 KT.
SEAS 3 TO 6 M.
.48 HOUR FORECAST NEW LOW 61N54W 979 MB. N OF 55N W OF 43W WINDS
25 TO 40 KT. SEAS 3 TO 6 M.
...GALE WARNING...
.24 HOUR FORECAST FROM 34N TO 45N W OF 62W AREA OF SW TO S WINDS
20 TO 30 KT. SEAS LESS THAN 4 M.
.48 HOUR FORECAST NEW LOW 50N55W 995 MB. FROM 36N TO 52N W OF 44W
WINDS 25 TO 35 KT. SEAS 3 TO 6 M IN MIXED SWELL.
...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY FROM 44N TO 51N BETWEEN 57W AND
66W AND N OF 64N W OF GREENLAND. ELSEWHERE LIGHT TO MODERATE
FREEZING SPRAY W OF A LINE FROM 38N75W TO 48N449W TO 53N52W TO
59N60W AND N OF 59N W OF 43W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY FROM 47N TO
55N W OF 49W AND W OF A LINE FROM 56N58W TO 62N60W TO 66N57W.
ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY FROM 45N TO 51N W OF
43W...AND N OF 56N W OF 56W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY WITHIN THE
GULF OF SAINT LAWRENCE N OF 49N AND W OF A LINE FROM 54N52W TO
59N58W TO 63N59W TO 67N57W. ELSEWHERE LIGHT TO MODERATE FREEZING
SPRAY W AND NW OF A LINE FROM 46N64W TO 50N56W TO 51N46W TO
54N46W TO 62N58W TO 67N56W.
.SYNOPSIS AND FORECAST.
.EXCEPT WHERE DESCRIBED IN WARNINGS SECTION ABOVE...FROM 41N TO
59N E OF 47W WINDS LESS THAN 25 KT. SEAS 3 TO 5.5 M IN MIXED
SWELL.
.24 HOUR FORECAST CONDITIONS DIMINISHED.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 240 NM NE OF
A LINE FROM 56N60W TO 51N43W AND WITHIN 60 NM NE OF A LINE FROM
60N45W TO 58N39W.
.24 HOUR FORECAST DENSE FOG WITHIN THE AREA BOUNDED BY A LINE
FROM 53N57W TO 45N35W TO 56N35W TO 58N47W TO 55N57W TO 53N57W...N
OF 58N W OF 56W...AND N OF 62N E OF GREENLAND.
.48 HOUR FORECAST DENSE FOG FROM 47N TO 52N W OF 44W...FROM 59N
TO 64N W OF 55W...WITHIN 90 NM OF E GREENLAND COAST...AND FROM
54N TO 56N E OF 36W.
.FORECASTER JOSEPH. 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 0600 UTC WED JAN 21.
24 HOUR FORECAST VALID 0600 UTC THU JAN 22.
48 HOUR FORECAST VALID 0600 UTC FRI JAN 23.
.WARNINGS.
...CARIBBEAN GALE WARNING...
.WITHIN 11.5N74W TO 11.5N74.5W TO 11.5N75W TO 11N75W
TO 11N74.5W TO 11.5N74W NE TO E WINDS 30 TO 35 KT. SEAS 2.5 TO
3.5 M. ELSEWHERE WITHIN 15N79W TO 14N82W TO 09N80W TO 09N77W TO
11N75W TO 12N74W TO 15N79W NE WINDS 20 TO 30 KT. SEAS 2.5 TO
3.0 M.
.06 HOUR FORECAST WITHIN 12N74W TO 14N78W TO 13N81W TO 10N81W TO
09N77W TO 12N74W NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M.
.18 HOUR FORECAST WITHIN 11.5N74.5W TO 11.5N75W TO 11N75W TO
11N74.5W TO 11N74W TO 11.5N74.5W NE WINDS 30 TO 35 KT. SEAS 2.5
TO 3.0 M. ELSEWHERE WITHIN 12N73W TO 13N73W TO 13N75W TO 11N77W
TO 10N76W TO 11N74W TO 12N73W NE WINDS 20 TO 30 KT. SEAS 2.5 TO
3.0 M.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST WITHIN 13N75W TO 13N77W TO 10N78W TO 10N77W TO
11N74W TO 13N75W NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M IN
NE TO E SWELL.
.48 HOUR FORECAST WITHIN 12N74W TO 12N75W TO 12N76W TO 12N77W TO
10N77W TO 10N76W TO 12N74W NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0
M.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 28N68W TO 26N77W TO 26N80W TO 24N80W TO 22N78W TO
24N73W TO 28N68W...INCLUDING ATLANTIC EXPOSURES...NE WINDS 20
TO 25 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 31N59W TO 31N70W TO 28N77W TO 26N77W TO
28N70W TO 28N66W TO 31N59W...INCLUDING ATLANTIC EXPOSURES...
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E TO SE SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.ATLC WITHIN 20N73W TO 20N75W TO 19N75W TO 19N74W TO 20N73W NE
TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 20.5N72.5W TO 20.5N73.5W TO 20N74.5W TO
19.5N74.5W TO 19.5N73.5W TO 20N73W TO 20.5N72.5W E WINDS 20 TO
25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 20N73W TO 20N74W TO 20N75W TO 19N75W TO
20N73W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.ATLC WITHIN 28N35W TO 28N52W TO 21N67W TO 06N50W
TO 07N35W TO 28N35W...INCLUDING IN ATLANTIC EXPOSURES AND
PASSAGES...E WINDS 20 TO 25 KT. SEAS 2.5 TO 4.0 M.
.24 HOUR FORECAST WITHIN 26N35W TO 28N52W TO 22N73W TO 06N51W TO
07N35W TO 26N35W...INCLUDING IN ATLANTIC EXPOSURES AND
PASSAGES...E WINDS 20 TO 25 KT. SEAS 2.5 TO 4.0 M.
.48 HOUR FORECAST WITHIN 26N35W TO 29N59W TO 22N70W TO 06N53W TO
07N35W TO 26N35W...INCLUDING IN ATLANTIC EXPOSURES AND
PASSAGES...E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M.
.CARIBBEAN WITHIN 20N78W TO 23N82W TO 22N85W TO 20N86W TO 18N81W
TO 19N78W TO 20N78W...INCLUDING IN YUCATAN CHANNEL...NE WINDS
20 TO 25 KT. SEAS TO 2.5 M.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.CARIBBEAN WITHIN 18N70W TO 18N72W TO 18N73W TO 17N72W TO 17N71W
TO 18N70W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 18N70W TO 18N73W TO 16N73W TO 15N72W TO
18N70W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.GULF OF AMERICA WITHIN 25N82W TO 27N84W TO 27N85W
TO 23N86W TO 22N85W TO 23N82W TO 25N82W...INCLUDING STRAITS OF
FLORIDA...NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER ERA. NATIONAL HURRICANE CENTER.
$$
