METAREA 4 bulletinset


HIGH SEAS FORECAST
FZNT01 KWBC 152217

HSFAT1

HIGH SEAS FORECAST FOR METAREA IV

NWS OCEAN PREDICTION CENTER WASHINGTON DC

2230 UTC THU JAN 15 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC JAN 15.

24 HOUR FORECAST VALID 1800 UTC JAN 16.

48 HOUR FORECAST VALID 1800 UTC JAN 17.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...

.LOW 36N72W 999 MB MOVING NE 35 KT AND RAPIDLY INTENSIFYING.

FROM 33N TO 41N BETWEEN 62W AND 72W WINDS 25 TO 40 KT. SEAS 2.5

TO 5.5 M.

.24 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 49N57W 973 MB. FRONT

FROM LOW TO 40N56W TO 35N58W TO 33N60W. WITHIN 300 NM E OF FRONT

N OF 37N WINDS 40 TO 55 KT. SEAS 4.5 TO 8 M. ALSO FROM 36N TO

45N BETWEEN 57W AND 68W WINDS 35 TO 50 KT. SEAS 5 TO 7.5 M.

ELSEWHERE FROM 33N TO 52N BETWEEN 40W AND 72W WINDS 25 TO 40 KT.

SEAS 3.5 TO 6.5 M.

.36 HOUR FORECAST LOW 56N53W 949 MB. FROM 58N TO 60N BETWEEN 43W

AND 52W AND WITHIN 120 NM S AND 180 NM SW QUADRANTS WINDS 50 TO

65 KT. SEAS 5 TO 9 M.

.48 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 59N48W 949 MB.

WITHIN 300 NM S AND SW QUADRANTS WINDS 45 TO 60 KT. SEAS 6.5 TO

10 M. ELSEWHERE FROM 50N TO 59N BETWEEN 37W AND 62W...FROM 63N

TO 66N E OF GREENLAND...AND FROM 62N TO 66N W OF 55W WINDS 35 TO

50 KT. SEAS 5 TO 7.5 M. ELSEWHERE N OF A LINE FROM 48N62W TO

46N54W TO 44N35W WINDS 25 TO 40 KT. SEAS 3.5 TO 6.5 M.

...STORM WARNING...

.LOW 48N62W 991 MB MOVING NE 35 KT. FROM 41N TO 51N BETWEEN 41W

AND 61W WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M.

.24 HOUR FORECAST LOW 59N50W 981 MB. FROM 59N TO 61N BETWEEN 43W

AND 51W WINDS 35 TO 50 KT. SEAS 3.5 TO 7 M. ELSEWHERE FROM 58N

TO 61N BETWEEN 35W AND 53W WINDS 25 TO 40 KT. SEAS 2.5 TO 5.5 M.

.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 59N48W

DESCRIBED ABOVE.

...HEAVY FREEZING SPRAY WARNING...

.LIGHT TO MODERATE FREEZING SPRAY N OF 60N W OF 54W.

.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY W OF A LINE

FROM 54N55W TO 61N60W. ELSEWHERE LIGHT TO MODERATE FREEZING

SPRAY W OF A LINE FROM 53N53W TO 63N60W...N OF 65N W OF

GREENLAND...AND W AND NW OF A LINE FROM 43N70W TO 48N56W.

.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY IN THE GULF

OF SAINT LAWRENCE W OF 57W AND W OF A LINE FROM 48N54W TO 55N48W

TO 58N54W TO 60N60W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY

FROM 45N TO 59N BETWEEN 44W AND 66W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 41N TO 54N

BETWEEN 46W AND 68W...AND W OF A LINE FROM 54N55W TO 63N53W.

.24 HOUR FORECAST DENSE FOG FROM 43N TO 55N BETWEEN 35W AND

70W...AND FROM 59N TO 64N W OF 35W.

.48 HOUR FORECAST DENSE FOG N OF 44N BETWEEN 65W AND 69W...W OF

A LINE FROM 54N47W TO 60N47W TO 60N57W TO 65N54W...AND N OF 63N

E OF E GREENLAND COAST.

.FORECASTER ROWLAND. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

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

GULF OF AMERICA

SYNOPSIS VALID 1800 UTC THU JAN 15.

24 HOUR FORECAST VALID 1800 UTC FRI JAN 16.

48 HOUR FORECAST VALID 1800 UTC SAT JAN 17.

.WARNINGS.

...ATLC GALE WARNING...

.ATLC COLD FRONT FROM 31N75W TO 23N81W. WITHIN 31N68W TO 31N75W

TO 29N78W TO 25N80W TO 24N79W TO 26N73W TO 31N68W SW WINDS 20 TO

30 KT. SEAS 2.5 M. WITHIN 31N75W TO 31N81W TO 28N81W TO 28N79W TO

31N75W W TO NW WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M.

.06 HOUR FORECAST COLD FRONT FROM 31N72W TO 23N79.5W. WITHIN

31N69W TO 31N72W TO 30N73W TO 29N73W TO 28N72W TO 29N71W TO

31N69W SW TO W WINDS 30 TO 40 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE

WITHIN 31N62W TO 31N73W TO 24N77W TO 24N73W TO 27N66W TO 31N62W

SW WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. WITHIN 31N74W TO 31N77W

TO 29N77W TO 29N76W TO 30N75W TO 31N74W W TO NW WINDS 30 TO 35

KT. SEAS 3.5 TO 4.0 M. ELSEWHERE WITHIN 31N72W TO 31N81W TO

27N80W TO 26N78W TO 27N75W TO 31N72W W TO NW WINDS 20 TO 30 KT.

SEAS 2.5 TO 3.0 M.

.18 HOUR FORECAST COLD FRONT FROM 31N64W TO 21N75W. WITHIN

31N58W TO 31N65W TO 29N65W TO 28N63W TO 29N60W TO 31N58W SW WINDS

20 TO 30 KT. SEAS 2.5 TO 3.0 M. WITHIN 31N65W TO 31N73W TO

29N71W TO 29N69W TO 30N67W TO 31N65W W TO NW WINDS 20 TO 25 KT.

SEAS 3.0 TO 4.5 M. ELSEWHERE WITHIN 29N63W TO 31N64W TO 30N70W TO

30N78W TO 26N80W TO 25N73W TO 29N63W WINDS 20 KT OR LESS. SEAS

2.5 TO 4.0 M IN NW SWELL.

.24 HOUR FORECAST DISSIPATING COLD FRONT FROM 31N61W TO 21N75W.

WITHIN 31N59W TO 31N76W TO 27N77W TO 24N73W TO 31N59W WINDS 20 KT

OR LESS. SEAS 2.5 TO 4.0 M IN W TO NW SWELL.

.48 HOUR FORECAST COLD FRONT DISSIPATED. WITHIN 31N57W TO 31N66W

TO 27N67W TO 27N63W TO 31N57W WINDS 20 KT OR LESS. SEAS 2.5 TO

3.0 M IN W TO NW SWELL.

...GULF OF AMERICA GALE WARNING...

.GULF OF AMERICA WITHIN 30N84W TO 31N86W TO 26N97W TO 19N96W TO

22N90W TO 24N81W TO 30N84W NW TO N WINDS 20 TO 30 KT. SEAS 2.5

TO 3.5 M. FREQUENT GUSTS TO GALE FORCE FROM 20 TO 60 NM OFFSHORE

BETWEEN 85W AND 88.5W. SEAS 2.5 TO 3.0 M.

.06 HOUR FORECAST WITHIN 27N82W TO 29N83W TO 27N85W TO 23N83W TO

23N81W TO 25N81W TO 27N82W NW TO N WINDS 20 TO 25 KT. SEAS 2.5

TO 3.5 M. ELSEWHERE WITHIN 28N83W TO 27N91W TO 23N96W TO 19N94W

TO 22N90W TO 23N82W TO 28N83W WINDS 20 KT OR LESS. SEAS 2.5 TO

3.5 M IN NW TO N SWELL.

.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS

LESS THAN 2.5 M.

.SYNOPSIS AND FORECAST.

.ATLC WITHIN 31N35W TO 31N43W TO 22N53W TO 14N51W TO 07N45W TO

07N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO

E SWELL.

.24 HOUR FORECAST WITHIN 29N35W TO 28N43W TO 25N44W TO 22N41W TO

21N35W TO 29N35W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M.

ELSEWHERE WITHIN 31N35W TO 31N45W TO 22N56W TO 17N56W TO 12N35W

TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL.

.48 HOUR FORECAST WITHIN 29N35W TO 26N46W TO 21N49W TO 16N35W TO

29N35W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M. ELSEWHERE WITHIN

30N35W TO 28N49W TO 18N62W TO 14N61W TO 19N45W TO 07N35W TO

30N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN E SWELL.

.CARIBBEAN 30 HOUR FORECAST WITHIN 14N71W TO 13N74W TO 11N74W TO

12N72W TO 11N72W TO 12N70W TO 14N71W...INCLUDING THE GULF OF

VENEZUELA... NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.48 HOUR FORECAST WITHIN 18N72W TO 15N78W TO 11N79W TO 10N76W TO

12N71W TO 14N70W TO 18N72W...INCLUDING THE GULF OF VENEZUELA...

NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.

.GULF OF AMERICA 36 HOUR FORECAST WITHIN 29N92W TO 30N94W TO

29N97W TO 27N97W TO 27N95W TO 28N92W TO 29N92W N TO NE WINDS 20

TO 25 KT. SEAS LESS THAN 2.5 M.

.48 HOUR FORECAST WITHIN 28N94W TO 29N95W TO 29N97W TO 28N97W TO

26N97W TO 27N95W TO 28N94W NE TO E WINDS 20 TO 25 KT. SEAS TO

2.5 M.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

$$

.FORECASTER AL. NATIONAL HURRICANE CENTER.