773
FZNT01 KWBC 201609
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SEP 20.
24 HOUR FORECAST VALID 1200 UTC SEP 21.
48 HOUR FORECAST VALID 1200 UTC SEP 22.

.WARNINGS.

...STORM WARNING...
.LOW 54N43W 980 MB MOVING NE 25 KT. BETWEEN 180 NM AND 420 NM S
AND SW QUADRANTS...AND WITHIN 120 NM N AND W OF A FRONT FROM LOW
CENTER TO 56N41W TO 57N35W WINDS 40 TO 55 KT. SEAS 6 TO 9 M.
ALSO FROM 42N TO 60N E OF 53W WINDS 25 TO 40 KT. SEAS 3 TO 6.5
M. ELSEWHERE FROM 38N TO 60N E OF 59W WINDS TO 25 KT. SEAS TO
3.5 M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER JUST E OF AREA
NEAR 62N33W 9781 MB. BETWEEN 120 NM AND 240 NM W SEMICIRCLE
WINDS 40 TO 55 KT. SEAS 3.5 TO 6.5 M. ALSO N OF 56N E OF 51W
WINDS 25 TO 40 KT. SEAS 3 TO 5.5 M. ELSEWHERE N OF 36N E OF 57W
WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M.
.48 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 61N38W 993 MB
AND SECOND CENTER E OF AREA NEAR 65N27W 985 MB. FROM 58N TO 60 N
E OF 44W WINDS 35 TO 50 KT. SEAS 4 TO 6 M. ALSO N OF 55N E OF
49W WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M. ELSEWHERE N OF 44N E OF
55W WINDS TO 25 KT. SEAS TO 3.5 M.

...GALE WARNING...
.N OF 65N E OF 38W WINDS 25 TO 40 KT. SEAS 2.5 TO 3.5 M.
.24 HOUR FORECAST CONDITIONS DESCRIBED WITH STORM WARNING ABOVE.

...GALE WARNING...
.48 HOUR FORECAST NEW COMPLEX LOW WITH FIRST CENTER NEAR 49N50W
1006 MB AND SECOND CENTER NEAR 41N50W 1010 MB. FROM 39N TO 50N
BETWEEN 42W AND 52W WINDS 25 TO 35 KT. SEAS TO 3 M.
.SYNOPSIS AND FORECAST.

.TROPICAL STORM FAY E OF AREA NEAR 34.1N 33.0W 1004 MB AT 1500
UTC SEP 20 MOVING NE OR 40 DEG AT 3 KT. MAXIMUM SUSTAINED WINDS
50 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM E
SEMICIRCLE. ELSEWHERE FROM 34N TO 36N E OF 36W WINDS TO 25 KT.
SEAS TO 2.5 M.
.24 HOUR FORECAST TROPICAL STORM FAY E OF AREA NEAR 33.9N 32.4W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE
WINDS WITHIN 40 NM NE QUADRANT...30 NM SE QUADRANT...20 NM SW
QUADRANT...AND 30 NM NW QUADRANT. SEAS 4 M OR GREATER E OF AREA
WITH SEAS TO 5 M. ELSEWHERE S OF 37N E OF 38W WINDS 20 TO 33 KT.
SEAS 2.5 TO 3.5 M.
.48 HOUR FORECAST TROPICAL STORM FAY E OF AREA NEAR 31.7N 34.2W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE
WINDS WITHIN 20 NM NE QUADRANT...10 NM SE QUADRANT...AND 20 NM
NW QUADRANT. SEAS 4 M OR GREATER WITHIN 180 NM N SEMICIRCLE WITH
SEAS TO 4.5 M. ELSEWHERE S OF 41N 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 35N72W 1014 MB NEARLY STATIONARY. WITHIN 180 NM N QUADRANT
WINDS LESS THAN 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM NW OF A LINE FROM
62N40W TO 65N35W AND WITHIN 60 NM NW OF A LINE FROM 53N45W TO
57N42W.
.24 HOUR FORECAST DENSE FOG WITHIN 120 NM NW OF A LINE FROM
60N39W TO 63N38W TO 64N35W.
.48 HOUR FORECAST DENSE FOG FROM 64N TO 66N E OF 36W.

.FORECASTER HYDE. 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 1200 UTC SUN SEP 20.
24 HOUR FORECAST VALID 1200 UTC MON SEP 21.
48 HOUR FORECAST VALID 1200 UTC TUE SEP 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLANTIC TROPICAL STORM FAY N OF AREA NEAR 34.1N 33.0W 1004 MB
AT 1500 UTC SEP 20 MOVING NE OR 040 DEG AT 3 KT. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS
WITHIN 40 NM E SEMICIRCLE AND 0 NM W SEMICIRCLE. SEAS TO 4 M
WITHIN 0 NM OF CENTER EXCEPT 60 NM NE QUADRANT.
.24 HOUR FORECAST TROPICAL STORM FAY N OF AREA NEAR 33.9N 32.4W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE
WINDS WITHIN 30 NM NW AND SE QUADRANTS...40 NM NE QUADRANT AND 20
NM SW QUADRANT.
.48 HOUR FORECAST TROPICAL STORM FAY N OF AREA NEAR 31.7N 34.2W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE
WINDS WITHIN 20 NM N SEMICIRCLE...10 NM SE QUADRANT AND 0 NM SW
QUADRANT. OVER FORECAST WATERS WITHIN 31N35W TO 31N35.5W TO
31N35W NW TO N WINDS 20 TO 25 KT. SEAS TO 2.5 M IN NW TO N SWELL.
ELSEWHERE WITHIN 31N35W TO 31N37W TO 31N36.5W TO 31N36W TO
30.5N36W TO 30.5N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 2.5 M IN
NW TO N SWELL.

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

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

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.