FZNT01 KWBC 241618

HSFAT1



HIGH SEAS FORECAST FOR METAREA IV

NWS OCEAN PREDICTION CENTER WASHINGTON DC

1630 UTC SAT OCT 24 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).



FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE

THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).



SECURITE



NORTH ATLANTIC NORTH OF 31N TO 67N AND WEST OF 35W



ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS



SYNOPSIS VALID 1200 UTC OCT 24.

24 HOUR FORECAST VALID 1200 UTC OCT 25.

48 HOUR FORECAST VALID 1200 UTC OCT 26.



.WARNINGS.



...STORM WARNING... 

.LOW 44N54W 988 MB MOVING NE 35 KT. WITHIN 180 NM SE...SW...NW

AND 240 NM N QUADRANTS WINDS 40 TO 55 KT. SEAS 6 TO 8.5 M.

ELSEWHERE WITHIN 420 NM NE...300 NM SE...600 NM SW AND 300 NM NW

QUADRANTS WINDS 25 TO 40 KT. SEAS 4 TO 7 M.

.24 HOUR FORECAST COMPLEX LOW WITH MAIN LOW E OF THE AREA 49N33W

996 MB. WITHIN 240 NM S AND SW OF A LINE FROM 43N41W TO 44N46W

WINDS 30 TO 40 KT. SEAS 4 TO 8 M...HIGHEST NEAR 42N45W. ELSEWHERE

FROM 36N TO 50N E OF 51W WINDS 20 TO 30 KT. SEAS 3 TO 6 M IN

MIXED SWELL.

.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW WELL E OF 

AREA.



...STORM WARNING...

.LOW 45N41W 1004 MB MOVING NE 15 KT. WITHIN 240 NM E...360 NM SE

AND 480 NM S QUADRANTS WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M.

ELSEWHERE WITHIN 180 NM N OF A FRONT FROM 46N45W TO THE LOW TO

46N35W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.

.24 HOUR FORECAST LOW ABSORBED AND CONDITIONS DESCRIBED ABOVE

WITH LOW E OF THE AREA 49N33W.



...STORM WARNING...

.30 HOUR FORECAST FROM 36N TO 50N E OF 50W AREA OF W TO NW WINDS

25 TO 45 KT. SEAS 4 TO 8 M...HIGHEST NEAR 41N42W.

.36 HOUR FORECAST FROM 40N TO 50N E OF 40W AREA OF NW WINDS 35 TO

50 KT. SEAS 4.5 TO 8.5 M...HIGHEST NEAR 42N39W.

.48 HOUR FORECAST FROM 43N TO 57N E OF 40W AREA OF NW WINDS 20 TO

30 KT. SEAS 3.5 TO 7 M IN MIXED SWELL...HIGHEST NEAR 35W.



...GALE WARNING...

.LOW 61N40W 996 MB MOVING NE 10 KT. FROM 54N TO 60N E OF 50W

WINDS 25 TO 35 KT. SEAS 3.5 TO 6.5 M.

.24 HOUR FORECAST LOW 62N35W 992 MB. FROM 50N TO 53N BETWEEN 44W

AND 53W WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M. ELSEWHERE FROM 50N TO

60N BETWEEN 40W AND 57W AND N OF 60N E OF GREENLAND WINDS 20 TO

30 KT. SEAS 2.5 TO 4.5 M IN MIXED SWELL.

.48 HOUR FORECAST LOW AND CONDITIONS WELL E OF THE AREA WITH NEW

LOW TO FORM NEAR 61N57W 980 MB. WITHIN 120 NM NE OF A LINE FROM

59N49W TO 62N57W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. ELSEWHERE

FROM 50N TO 60N W OF 40W AND FROM 60N TO 65N W OF GREENLAND WINDS

20 TO 30 KT. SEAS TO 3 M.



...GALE WARNING...

.LOW 63N55W 996 MB MOVING SE 30 KT THROUGH 12 HOURS THEN TURNING

NE. WITHIN 480 NM SE...300 NM SW AND 300 NM NW QUADRANTS WINDS 25

TO 35 KT. SEAS 2.5 TO 4.5 M.

.24 HOUR FORECAST LOW ABSORBED AND CONDITIONS DESCRIBED ABOVE

WITH LOW 62N35W.



...GALE WARNING... 

.FROM 31N TO 36N W OF 60W AREA NE WINDS 20 TO 30 KT. SEAS 2.5 TO

5 M.

.06 HOUR FORECAST FROM 31N TO 36N W OF 60W AREA OF NE TO E WINDS

25 TO 35 KT. SEAS 3.5 TO 5.5 M.

.24 HOUR FORECAST FROM 31N TO 35N W OF 55W AREA OF NE TO E WINDS

25 TO 35 KT. SEAS 3 TO 6 M.

.48 HOUR FORECAST NEW LOW NEAR 31N66W 1013 MB. WITHIN 480 NM N

AND 600 NM NE QUADRANTS WINDS 25 TO 35 KT. SEAS 3 TO 6 M.



.SYNOPSIS AND FORECAST.



.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM N OF 60N E OF

60W TO W GREENLAND...WITHIN 180 NM N OF A LINE FROM 43N42W TO

47N35W.

.24 HOUR FORECAST WITHIN 180 NM N OF A LINE FROM 51N44W TO

56N35W...FROM 58N TO 60N BETWEEN 40W AND 48W AND FROM 62N TO 65N

E OF 40W.

.48 HOUR FORECAST DENSE FOG FROM 55N TO 60N BETWEEN 43W AND 60W

AND FROM 60N TO 64N W OF GREENLAND.



.LIGHT FREEZING SPRAY N OF 60N WITHIN 60 NM E AND W OF GREENLAND

AND N OF 64N W OF 58W.

.24 HOUR FORECAST LIGHT FREEZING SPRAY N OF 60N WITHIN 60 NM E

AND W OF GREENLAND AND N OF 60N W OF 60W.

.48 HOUR FORECAST FROM 60N TO 64N WITHIN 60 NM W OF GREENLAND...N

OF 64N W OF GREENLAND AND N OF 60N WITHIN 60 NM E OF GREENLAND.



.FORECASTER FUTTERMAN. 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 SAT OCT 24.

24 HOUR FORECAST VALID 1200 UTC SUN OCT 25.

48 HOUR FORECAST VALID 1200 UTC MON OCT 26.



.WARNINGS.



...ATLC GALE WARNING...

.WITHIN 31N71W TO 31N74.5W TO 31N81.5W TO 30.5N81.5W TO 30.5N73W

TO 31N71W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M IN N TO NE

SWELL. ELSEWHERE WITHIN 31N55.5W TO 30.5N81W TO 30N68.5W TO 

30.5N56.5W TO 31N55.5W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN

N TO NE SWELL.

.21 HOUR FORECAST WITHIN 31N60W TO 31N69W TO 29N69W TO 30N63W TO

31N60W NE TO E WINDS 30 TO 35 KT. SEAS 4.0 TO 4.5 M IN N TO NE 

SWELL. ELSEWHERE WITHIN 31N58W TO 31N81W TO 28N81W TO 29N66W TO 

31N58W NE TO E WINDS 20 TO 30 KT. SEAS 3.0 TO 4.5 M IN N TO NE 

SWELL. WITHIN 28N64W TO 28N66W TO 27N66W TO 26N66W TO 27N64W TO 

28N64W S TO SW WINDS 20 TO 25 KT. SEAS 2.5 TO 3.5 M IN N SWELL. 

REMAINDER OF AREA WITHIN 31N46W TO 30N62W TO 29N66W TO 29N77W TO 

27N76W TO 31N46W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.0 M IN N TO 

NE SWELL.

.24 HOUR FORECAST WITHIN 31N60W TO 31N71W TO 29N71W TO 29N69W TO

31N60W NE TO E WINDS 30 TO 40 KT. SEAS 4.5 TO 5.5 M IN N TO NE 

SWELL. ELSEWHERE WITHIN 31N57W TO 31N81W TO 27N80W TO 28N74W TO 

28N67W TO 31N57W NE TO E WINDS 20 TO 30 KT. SEAS 3.5 TO 5.0 M IN 

N TO NE SWELL. WITHIN 28N64W TO 29N64W TO 29N66W TO 27N66W TO 

26N65W TO 28N64W S TO SW WINDS 20 TO 25 KT. SEAS 3.05 TO 4.0 M IN

N TO NE SWELL. REMAINDER OF AREA WITHIN 31N45W TO 31N60W TO 

29N66W TO 28N80W TO 26N65W TO 29N61W TO 31N45W WINDS 20 KT OR 

LESS. SEAS 2.5 TO 4.5 M IN N TO NE WELL.

.42 HOUR FORECAST WITHIN 31N69W TO 31N81W TO 26N80W TO 28N77W TO

28N72W TO 31N69W NE WINDS 20 TO 30 KT. SEAS 3.0 TO 6.5 M IN NE 

SWELL. ELSEWHERE WITHIN 31N44W TO 30N54W TO 31N69W TO 24N80W TO 

23N71W TO 27N61W TO 31N44W...INCLUDING ATLANTIC EXPOSURES... 

WINDS 20 KT OR LESS. SEAS 2.5 TO 5.5 M IN N TO NE SWELL.

.48 HOUR FORECAST WITHIN 31N70W TO 31N81W TO 25N80W TO 27N77W TO

28N72W TO 31N70W NE WINDS 20 TO 30 KT. SEAS 2.5 TO 5.5 M IN NE 

SWELL. ELSEWHERE WITHIN 31N39W TO 30N51W TO 31N70W TO 25N80W TO 

22N67W TO 27N62W TO 31N39W...INCLUDING ATLANTIC EXPOSURES...WINDS

20 KT OR LESS. SEAS 2.5 TO 5.0 M IN N TO NE SWELL.



.SYNOPSIS AND FORECAST.



.ATLC 06 HOUR FORECAST WITHIN 15N35W TO 15N35.5W TO 14N35.5W TO

14N35W TO 13.5N35W TO 15N35W WINDS 20 KT OR LESS. SEAS 2.5 M IN 

NE TO E SWELL.

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

LESS THAN 2.5 M.



.CARIBBEAN 48 HOUR FORECAST YUCATAN CHANNEL N OF 21.5N WINDS 20

KT OR LESS. SEAS 2.5 M IN N SWELL.



.GULF OF AMERICA 12 HOUR FORECAST WITHIN 29N83W TO 29N84W TO

29N86W TO 28N84W TO 27N84W TO 27N83W TO 29N83W NE WINDS 20 TO 25

KT. SEAS LESS THAN 2.5 M.

.24 HOUR FORECAST WITHIN 29N83W TO 30N84W TO 30N88W TO 27N86W TO

27N85W TO 26N82W TO 29N83W NE WINDS 20 TO 25 KT. SEAS TO 2.5 M.

.48 HOUR FORECAST WITHIN 30N84W TO 29N86W TO 26N85W TO 24N86W TO

24N83W TO 25N82W TO 30N84W NE WINDS 20 TO 25 KT. SEAS TO 3.0 M. 

ELSEWHERE WITHIN 26N85W TO 27N93W TO 23N90W TO 22N86W TO 24N84W 

TO 24N82W TO 26N85W...INCLUDING STRAITS OF FLORIDA AND IN YUCATAN

CHANNEL...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL.



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





.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.



$$