FZNT01 KWBC 200958
HSFAT1
HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC TUE JAN 20 2026
CCODE/2:31:04:01:00/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 20.
24 HOUR FORECAST VALID 0600 UTC JAN 21.
48 HOUR FORECAST VALID 0600 UTC JAN 22.
.WARNINGS.
...HURRICANE FORCE WIND WARNING...
.LOW 51N42W 977 MB MOVING E 50 KT. WITHIN 240 NM SW SEMICIRCLE
WINDS 45 TO 60 KT. SEAS 6 TO 9.5 M. ALSO FROM 39N TO 54N E OF 50W
WINDS 30 TO 45 KT. SEAS 4 TO 8 M. ELSEWHERE FROM 35N TO 55N E OF
57W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M.
.06 HOUR FORECAST LOW 53N35W 977 MB. BETWEEN 180 NM AND 360 NM SW
SEMICIRCLE WINDS 55 TO 65 KT. SEAS 7 TO 10 M.
.24 HOUR FORECAST LOW WELL E OF AREA. FROM 37N TO 56N E OF 43W
WINDS LESS THAN 25 KT. SEAS 3 TO 5 M...EXCEPT WHERE DESCRIBED IN
OTHER WARNINGS BELOW.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS WELL E OF AREA.
...STORM WARNING...
.COMPLEX LOW WITH MAIN CENTER 50N65W 1002 MB MOVING NE 20
KT...AND SECOND CENTER 52N72W 999 MB MOVING NE 20 KT. WITHIN 600
NM S...AND 720 NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5
M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 56N52W 986 MB AND
SECOND CENTER 57N59W 986 MB. WITHIN AN AREA BOUNDED BY A LINE
FROM 37N69W TO 62N62W TO 54N39W TO 48N40W TO 37N56W TO 37N69W
WINDS 25 TO 40 KT. SEAS 2.5 TO 5 M.
.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER 56N44W 975 MB.
WITHIN 480 NM S OF A LINE FROM 57N59W TO 53N35W WINDS 40 TO 55
KT. SEAS 5 TO 9 M. ELSEWHERE E OF A LINE FROM 35N35W TO 44N59W TO
56N59W...AND FROM 56N TO 60N W OF 59W WINDS 25 TO 40 KT. SEAS 2.5
TO 5.5 M.
...GALE WARNING...
.LOW 60N40W 992 MB NEARLY STATIONARY. WITHIN 300 NM N...180 NM
SE...360 NM SW...AND 480 NM W QUADRANTS WINDS 25 TO 35 KT. SEAS
2.5 TO 4.5 M.
.24 HOUR FORECAST LOW 60N40W 996 MB. WITHIN 120 NM OF
CENTER...AND N OF 64N E OF GREENLAND WINDS 20 TO 30 KT. SEAS 2.5
TO 4 M.
.48 HOUR FORECAST LOW DISSIPATED. ASSOCIATED CONDITIONS
DIMINISHED.
...GALE WARNING...
.24 HOUR FORECAST LOW 42N47W 1014 MB. WITHIN AN AREA BOUNDED BY A
LINE FROM 34N57W TO LOW CENTER TO 40N35W TO 34N57W WINDS 25 TO 40
KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MOVED E OF AREA.
...GALE WARNING...
.48 HOUR FORECAST NEW LOW 62N38W 983 MB. WITHIN 180 NM N
SEMICIRCLE WINDS 30 TO 45 KT. SEAS 3 TO 6 M.
...GALE WARNING...
.48 HOUR FORECAST NEW LOW 60N54W 982 MB. N OF 60N W OF 54W WINDS
25 TO 40 KT. SEAS 2.5 TO 5 M.
...GALE WARNING...
.48 HOUR FORECAST W OF A LINE FROM 36N73W TO 45N60W WINDS 25 TO
35 KT. SEAS 2.5 TO 3.5 M.
...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY N OF A LINE FROM 55N58W TO
65N51W. ELSEWHERE MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 45N64W TO 60N43W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 55N58W TO 65N51W...AND WITHIN THE GULF OF SAINT LAWRENCE.
ELSEWHERE MODERATE TO HEAVY FREEZING SPRAY N OF A LINE FROM
45N64W TO 60N43W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY FROM 48N TO
54N W OF 51W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY FROM 47N
TO 57N W OF 45W...AND N OF 57N W OF 56W.
.SYNOPSIS AND FORECAST.
.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM 50N TO 55N BETWEEN
35W AND 59W.
.24 HOUR FORECAST DENSE FOG FROM 51N TO 57N W OF 40W.
.48 HOUR FORECAST DENSE FOG FROM 51N TO 56N W OF 46W...AND N OF
59N W OF 58W.
.FORECASTER BYRD. 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 TUE JAN 20.
24 HOUR FORECAST VALID 0600 UTC WED JAN 21.
48 HOUR FORECAST VALID 0600 UTC THU JAN 22.
.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 13N71W TO 14N73W TO 14N80W TO 10N79W TO 12N75W
TO 11N72W TO 13N71W...INCLUDING THE GULF OF VENEZUELA...NE TO E
WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.
.06 HOUR FORECAST WITHIN 13N75W TO 13N77W TO 11N78W TO 10N78W TO
10N77W TO 11N74W TO 13N75W NE TO E WINDS 20 TO 30 KT. SEAS 2.5
TO 3.5 M. ELSEWHERE WITHIN 14N73W TO 13N77W TO 14N78W TO 12N80W
TO 10N79W TO 09N77W TO 14N73W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NE TO E SWELL.
.18 HOUR FORECAST WITHIN 11N74W TO 12N75W TO 11N75W TO 11N74W NE
WINDS 30 TO 35 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN 12N73W TO
14N80W TO 10N80W TO 09N77W TO 11N76W TO 12N73W NE WINDS 20 TO 30
KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST WITHIN 12N74W TO 13N77W TO 12N78W TO 11N78W TO
10N77W TO 11N74W TO 12N74W NE TO E WINDS 20 TO 30 KT. SEAS 2.5
TO 3.0 M. ELSEWHERE WITHIN 13N76W TO 14N79W TO 13N80W TO 10N79W
TO 09N77W TO 11N78W TO 13N76W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NE TO E SWELL.
.42 HOUR FORECAST WITHIN 11.5N74.5W TO 11.5N75W TO 11N75.5W 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 13N75W TO 13N77W TO 11N77W TO
10N76W TO 12N75W TO 11N74W TO 13N75W NE WINDS 20 TO 30 KT. SEAS
2.5 TO 3.0 M.
.48 HOUR FORECAST LITTLE CHANGE.
.SYNOPSIS AND FORECAST.
.ATLC WITHIN 26N74W TO 26N76W TO 26N77W TO 24N77W TO 24N75W TO
25N74W TO 26N74W...INCLUDING ATLANTIC EXPOSURES...N TO NE WINDS
20 TO 25 KT. SEAS 2.5 M.
.24 HOUR FORECAST WITHIN 26N70W TO 29N70W TO 27N77W TO 27N79W TO
23N80W TO 22N78W TO 26N70W...INCLUDING ATLANTIC EXPOSURES...NE
WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.48 HOUR FORECAST WITHIN 31N58W TO 31N69W TO 28N78W TO 26N76W TO
27N70W TO 27N68W TO 31N58W...INCLUDING ATLANTIC EXPOSURES...
WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E TO SE SWELL.
.ATLC 18 HOUR FORECAST WITHIN 21N71W TO 21N72W TO 21N73W TO
20N73W TO 20N72W TO 20N71W TO 21N71W E WINDS 20 TO 25 KT. SEAS
LESS THAN 2.5 M.
.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.36 HOUR FORECAST WITHIN 21N71W TO 21N72W TO 21N73W TO 20N73W TO
20N72W TO 20N71W TO 21N71W E WINDS 20 TO 25 KT. SEAS LESS THAN
2.5 M.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.ATLC WITHIN 29N35W TO 28N56W TO 21N66W TO 06N51W TO 07N35W TO
29N35W...INCLUDING IN ATLANTIC EXPOSURES AND PASSAGES...E WINDS
20 TO 25 KT. SEAS 2.5 TO 4.0 M.
.24 HOUR FORECAST WITHIN 27N35W TO 26N62W TO 20N68W TO 07N49W TO
07N35W TO 27N35W...INCLUDING IN ATLANTIC EXPOSURES AND
PASSAGES...E WINDS 20 TO 25 KT. SEAS 2.5 TO 4.0 M.
.48 HOUR FORECAST WITHIN 25N35W TO 28N54W TO 23N73W TO 06N51W TO
07N35W TO 25N35W...INCLUDING IN ATLANTIC EXPOSURES AND
PASSAGES...E WINDS 20 TO 25 KT. SEAS 2.5 TO 4.0 M.
.ATLC AND CARIBBEAN 18 HOUR FORECAST WITHIN 20N73W TO 20N74W TO
20N75W TO 19N75W TO 19N74W TO 20N73W NE WINDS 20 TO 25 KT. SEAS
LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 20N72.5W TO 20.5N73W TO 20.5N73.5W TO
20N74.5W TO 19.5N74.5W TO 20N73W TO 20N72.5W E WINDS 20 TO 25
KT. SEAS LESS THAN 2.5 M.
.CARIBBEAN WITHIN 19N82W TO 20N85W TO 19N87W TO 17N87W TO 16N85W
TO 17N82W TO 19N82W...INCLUDING THE GULF OF HONDURAS...N TO NE
WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.24 HOUR FORECAST WITHIN 21N79W TO 23N82W TO 21N86W TO 20N85W TO
18N81W TO 19N78W TO 21N79W...INCLUDING IN YUCATAN CHANNEL AND
BETWEEN CUBA AND JAMAICA...NE TO E WINDS 20 TO 25 KT. SEAS
TO 2.5 M.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.CARIBBEAN 24 HOUR FORECAST 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.
.48 HOUR FORECAST WITHIN 17N70W TO 18N70W TO 18N73W TO 15N74W TO
15N71W TO 16N68W TO 17N70W...INCLUDING IN MONA PASSAGE...NE TO
E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.GULF OF AMERICA 06 HOUR FORECAST WITHIN 25N81W TO 26N82W TO
25N83W TO 24N83W TO 23N82W TO 23N81W TO 25N81W...INCLUDING
STRAITS OF FLORIDA...N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN
2.5 M.
.24 HOUR FORECAST WITHIN 27N83W TO 27N86W TO 26N88W TO 25N86W TO
22N85W TO 23N81W TO 27N83W...INCLUDING STRAITS OF FLORIDA...NE
TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.
.42 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.
$$
