771
FZNT01 KWBC 200932
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC SUN SEP 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SEP 20.
24 HOUR FORECAST VALID 0600 UTC SEP 21.
48 HOUR FORECAST VALID 0600 UTC SEP 22.

.WARNINGS.

...STORM WARNING...
.LOW 52N45W 978 MB MOVING NE 20 KT. BETWEEN 180 NM AND 420 NM S
AND SW QUADRANTS...AND WITHIN 180 NM N AND W OF A FRONT FROM
52N49W TO 55N44W WINDS 40 TO 55 KT. SEAS 6 TO 9 M. ALSO FROM 39N
TO 57N E OF 57W WINDS 25 TO 40 KT. SEAS 3 TO 6.5 M. ELSEWHERE
FROM 36N TO 58N E OF 60W WINDS TO 25 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 59N36W 979 MB.
BETWEEN 120 NM AND 240 NM W SEMICIRCLE WINDS 40 TO 55 KT. SEAS 4
TO 7 M. ALSO N OF 45N E OF 50W...AND WITHIN 180 NM OF THE W
GREENLAND COAST N OF 60N WINDS 25 TO 40 KT. SEAS 3 TO 7
M...HIGHEST NEAR 50N35W. ELSEWHERE N OF 38N E OF 54W WINDS TO 25
KT. SEAS 2.5 TO 5 M.
.48 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER NEAR 61N40W 991
MB AND SECOND CENTER E OF AREA NEAR 64N33W 982 MB. BETWEEN 90 AND
240 NM S AND SW QUADRANTS OF FIRST CENTER WINDS 35 TO 50 KT. SEAS
4 TO 6 M. ALSO N OF 55N E OF 50W WINDS 25 TO 35 KT. SEAS 3 TO 4.5
M. ELSEWHERE N OF 51N E OF 50W AND WITHIN 180 NM OF THE W
GREENLAND COAST N OF 60N WINDS TO 25 KT. SEAS TO 3.5 M.

...GALE WARNING...
.COMPLEX LOW WITH MEAN CENTER JUST E OF AREA NEAR 65N33W 1001 MB
MOVING SW 05 KT THEN DISSIPATING. WITHIN 150 NM NW SEMICIRCLE
WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M.
.24 HOUR FORECAST CONDITIONS DESCRIBED WITH STORM WARNING ABOVE.

...GALE WARNING...
.48 HOUR FORECAST NEW COMPLEX LOW WITH MEAN CENTER NEAR 43N53W
1011 MB. WITHIN 240 NM NE AND 360 NM SE QUADRANTS WINDS 25 TO 35
KT. SEAS TO 3 M. ELSEWHERE FROM 36N TO 50N BETWEEN 45W AND 60W
WINDS TO 25 KT. SEAS TO 2.5 M.

.SYNOPSIS AND FORECAST.

.TROPICAL STORM FAY E OF AREA NEAR 33.7N 33.1W 1004 MB AT 0900
UTC SEP 20 MOVING NNE OR 020 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS
40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM E
SEMICIRCLE AND 0 NM W SEMICIRCLE. ELSEWHERE S OF 37N E OF 38W
WINDS 20 TO 30 KT. SEAS TO 3 M.
.24 HOUR FORECAST TROPICAL STORM FAY E OF AREA NEAR 34.0N 32.3W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 50 NM NE QUADRANT...60 NM SE QUADRANT...20 NM SW
QUADRANT...AND 30 NM NW QUADRANT. SEAS 4 M OR GREATER E OF AREA
WITH SEAS TO 4.5 M. ELSEWHERE S OF 37N E OF 38W WINDS 20 TO 33
KT. SEAS TO 3 M.
.48 HOUR FORECAST TROPICAL STORM FAY E OF AREA NEAR 32.0N 33.3W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE
WINDS WITHIN 40 NM E SEMICIRCLE...0 NM SW QUADRANT AND 20 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 180 NM N SEMICIRCLE WITH
SEAS TO 5 M. ELSEWHERE S OF 36N E OF 40W WINDS 20 TO 33 KT. SEAS
TO 4 M.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND
INTENSITY.

.LOW 35N70W 1014 MB DRIFTING E. WITHIN 240 NM N QUADRANT WINDS TO
25 KT. SEAS TO 3 M.
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 48N TO 56N E OF
52W...AND N OF 63N E OF GREENLAND.
.24 HOUR FORECAST DENSE FOG N OF 56N E OF 44W.
.48 HOUR FORECAST DENSE FOG N OF 63N E OF 39W...AND FROM 39N TO
52N BETWEEN 47W AND 59W.

.FORECASTER ANDERSON. 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 SUN SEP 20.
24 HOUR FORECAST VALID 0600 UTC MON SEP 21.
48 HOUR FORECAST VALID 0600 UTC TUE SEP 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ENTIRE AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.

$$