FZNT01 KWBC 132155

HSFAT1



HIGH SEAS FORECAST FOR METAREA IV

NWS OCEAN PREDICTION CENTER WASHINGTON DC

2230 UTC SAT SEP 13 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).



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 1800 UTC SEP 13.

24 HOUR FORECAST VALID 1800 UTC SEP 14.

48 HOUR FORECAST VALID 1800 UTC SEP 15.



.WARNINGS.



...STORM WARNING...

.LOW 52N32W 988 MB MOVING NE 35 KT. BETWEEN 46N AND 52N E OF 38W

WINDS 35 TO 50 KT. SEAS 4.5 TO 6 M. ELSEWHERE FROM 44N TO 53N E

OF 42W WINDS 25 TO 40 KT. SEAS 3 TO 5 M.

.24 HOUR FORECAST LOW E OF AREA. FROM 52N TO 56N E OF 37W WINDS

TO 25 KT. SEAS TO 3 M.

.48 HOUR FORECAST CONDITIONS MOVED E OF AREA.



...GALE WARNING...

.LOW 31N73W 1011 MB MOVING NW 5 KT. WITHIN 420 NM N AND NW

QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3 M.

.24 HOUR FORECAST LOW 33N74W 1007 MB. WITHIN 120 NM NW

SEMICIRCLE WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. ELSEWHERE WITHIN

120 NM S AND 180 NM W SEMICIRCLES...ALSO WITHIN 120 NM N AND NW

OF A LINE FROM 36N67W TO 34N74W WINDS 20 TO 30 KT. SEAS TO 3 M.

.48 HOUR FORECAST LOW 34N72W 1012 MB. WITHIN 180 NM N AND W OF A

LINE FROM 36N65W TO 34N73W TO 33N74W WINDS 20 TO 30 KT. SEAS TO

3.5 M.



...GALE WARNING...

.LOW 36N61W 1012 MB MOVING NE 20 KT. WITHIN 120 NM N AND NW OF A

LINE FROM 39N48W TO 38N60W TO 37N62W WINDS TO 25 KT. SEAS TO 2.5

M.

.24 HOUR FORECAST LOW 42N57W 1010 MB. WITHIN 300 NM S AND SE

QUADRANTS...ALSO FROM 42N TO 45N BETWEEN 43W AND 58W WINDS TO 25

KT. SEAS TO 2.5 M.

.48 HOUR FORECAST LOW 47N36W 1005 MB. WITHIN 420 NM S AND SE

QUADRANTS...ALSO WITHIN 120 NM N SEMICIRCLE WINDS 25 TO 35 KT.

SEAS 3 TO 4 M. ELSEWHERE E OF A LINE FROM 50N35W TO 40N49W...AND

FROM 38N TO 40N E OF 50W...ALSO FROM 40N TO 48N BETWEEN 45W AND

50W WINDS 20 TO 30 KT. SEAS TO 3.5 M.



.SYNOPSIS AND FORECAST.



.N OF 60N E OF 40W WINDS TO 25 KT. SEAS TO 4 M.

.24 HOUR FORECAST FROM 60N TO 64N E OF 36W WINDS TO 25 KT. SEAS

TO 4 M.

.48 HOUR FORECAST N OF 62N E OF 39W WINDS 20 TO 30 KT. SEAS TO

3.5 M.



.24 HOUR FORECAST LOW 55N50W 1012 MB. WITHIN 300 NM SE QUADRANT

WINDS TO 25 KT. SEAS TO 2.5 M.

.48 HOUR FORECAST LOW 58N42W 1003 MB. WITHIN 180 NM N AND 120 NM

S SEMICIRCLES WINDS 20 TO 30 KT. SEAS TO 3.5 M.



.FORECASTER SHAW. 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 SAT SEP 13.

24 HOUR FORECAST VALID 1800 UTC SUN SEP 14.

48 HOUR FORECAST VALID 1800 UTC MON SEP 15.



.WARNINGS.



.NONE.



.SYNOPSIS AND FORECAST.



.ATLC WITHIN 31N78W TO 31N81W TO 29N81W TO 30N80W TO 31N78W N TO

NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M IN NE SWELL.

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

LESS THAN 2.5 M.



.ATLC 30 HOUR FORECAST WITHIN 19N35W TO 18N37W TO 16N37W TO

15N36W TO 15N35W TO 19N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0

M IN NE TO E SWELL.

.48 HOUR FORECAST WITHIN 20N35W TO 21N38W TO 20N43W TO 15N42W TO

14N37W TO 15N35W TO 20N35W NE TO E WINDS 20 TO 25 KT. SEAS 2.5

TO 3.0 M IN NE TO E SWELL.



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



$$

.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.