FZNT01 KWBC 060953
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV 
NWS OCEAN PREDICTION CENTER WASHINGTON DC 
1030 UTC WED SEP 06 2023 

CCODE/2:31:04:11:00/AOE+AOW/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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 0600 UTC SEP 06. 
24 HOUR FORECAST VALID 0600 UTC SEP 07. 
48 HOUR FORECAST VALID 0600 UTC SEP 08. 

.WARNINGS. 

...GALE WARNING... 
.LOW 42N61W 990 MB DRIFTING W THEN TURNING NE 15 KT AFTER 24 
HOURS. WITHIN 300 NM E AND 180 NM W SEMICIRCLES WINDS 25 TO 35 
KT. SEAS 8 TO 14 FT...HIGHEST NEAR 44N59W. ELSEWHERE WITHIN 300 
NM W SEMICIRCLE AND FROM 35N TO 47N BETWEEN 52W AND 61W WINDS TO 
25 KT. SEAS TO 11 FT. 
.24 HOUR FORECAST LOW 42N63W 998 MB. FROM 37N TO 47N BETWEEN 52W 
AND 66W WINDS 20 TO 30 KT. SEAS TO 10 FT. 
.48 HOUR FORECAST LOW 47N58W 1006 MB. FROM 40N TO 53N BETWEEN 
49W AND 60W WINDS TO 25 KT. SEAS TO 9 FT...HIGHEST S OF LOW. 

...GALE WARNING... 
.12 HOUR FORECAST LOW 60N57W 990 MB. FROM 55N TO 61N BETWEEN 50W 
AND 62W WINDS 25 TO 35 KT. SEAS TO 9 FT. 
.24 HOUR FORECAST COMPLEX LOW WITH FIRST LOW 61N47W 991 MB AND A 
NEW SECOND LOW 61N40W 990 MB. WITHIN 360 NM S QUADRANT OF SECOND 
LOW AND WITHIN 240 NM S SEMICIRCLE OF FIRST LOW WINDS 25 TO 35 
KT. SEAS 8 TO 14 FT. ELSEWHERE FROM 53N TO 61N E OF 44W AND N OF 
52N W OF 44W WINDS 20 TO 30 KT. SEAS TO 11 FT. 
.48 HOUR FORECAST COMPLEX LOW WITH FIRST LOW 61N41W 996 MB AND 
SECOND LOW E OF AREA NEAR 65N28W 977 MB. E OF A LINE FROM 60N48W 
TO 57N40W AND WITHIN 240 NM SW QUADRANT OF FIRST LOW WINDS 30 TO 
45 KT. SEAS 9 TO 20 FT...HIGHEST NEAR 59N41W. ELSEWHERE WITHIN 
360 NM S AND SE QUADRANTS OF FIRST LOW AND WITHIN 240 NM W 
SEMICIRCLE OF SECOND LOW WINDS 20 TO 30 KT. SEAS 8 TO 14 FT. 

...GALE WARNING... 
.LOW 60N44W 1002 MB MOVING NE 15 KT. WITHIN 150 NM SW SEMICIRCLE 
WINDS 25 TO 35 KT. SEAS TO 10 FT. ELSEWHERE FROM 56N TO 62N 
BETWEEN 37W AND 51W WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW 64N37W 995 MB. CONDITIONS DIMINISHED.
.36 HOUR FORECAST LOW DISSIPATED. 

.SYNOPSIS AND FORECAST. 

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 44N TO 50N 
BETWEEN 44W AND 53W...FROM 40N TO 44N BETWEEN 67W AND 70W...AND 
N OF 64N W OF 53W. 
.24 HOUR FORECAST DENSE FOG FROM 45N TO 54N BETWEEN 45W AND 
55W...N OF 62N W OF 53W...AND FROM 40N TO 42N BETWEEN 67W AND 
70W.
.48 HOUR FORECAST DENSE FOG FROM 45N TO 52N BETWEEN 44W AND 
54W...AND N OF 40N W OF 65W. 

.FORECASTER BANCROFT. OCEAN PREDICTION CENTER.

NATIONAL HURRICANE CENTER MIAMI FL

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

SYNOPSIS VALID 0600 UTC WED SEP 06.
24 HOUR FORECAST VALID 0600 UTC THU SEP 07.
48 HOUR FORECAST VALID 0600 UTC FRI SEP 08.

.WARNINGS.

...ATLC HURRICANE WARNING...
.TROPICAL STORM LEE NEAR 13.7N 44.6W 997 MB AT 0900 UTC SEP 06 
MOVING WNW OR 290 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 55 KT 
GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM NE 
QUADRANT...50 NM SE QUADRANT...30 NM SW QUADRANT...AND 60 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM N SEMICIRCLE...30 
NM SE QUADRANT AND 0 NM SW QUADRANT WITH SEAS TO 14 FT. 
ELSEWHERE WITHIN 120 NM N SEMICIRCLE...150 NM SE QUADRANT AND 90 
NM SW QUADRANT WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF 
THE AREA FROM 10N TO 18N BETWEEN 38W AND 45W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN MIXED SWELL.
.12 HOUR FORECAST HURRICANE LEE NEAR 14.3N 46.4W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT.
.24 HOUR FORECAST HURRICANE LEE NEAR 15.1N 48.8W. MAXIMUM 
SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS 
WITHIN 90 NM NE QUADRANT...70 NM SE QUADRANT...60 NM SW 
QUADRANT...AND 80 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
90 NM OF CENTER...EXCEPT 180 NM NE QUADRANT WITH SEAS TO 22 FT. 
ELSEWHERE WITHIN 210 NM N AND 150 NM S SEMICIRCLE WINDS 20 TO 33 
KT. SEAS 8 TO 12 FT. REMAINDER OF THE AREA FROM 11N TO 20N 
BETWEEN 40W AND 51W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN 
MIXED SWELL.
.48 HOUR FORECAST HURRICANE LEE NEAR 17.0N 53.7W. MAXIMUM 
SUSTAINED WINDS 105 KT GUSTS 130 KT. TROPICAL STORM FORCE WINDS 
WITHIN 110 NM NE QUADRANT...100 NM SE QUADRANT...70 NM SW 
QUADRANT...AND 90 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
120 NM OF CENTER...EXCEPT 210 NM NE QUADRANT WITH SEAS TO 34 FT. 
ELSEWHERE FROM 14N TO 22N BETWEEN 49W AND 56W WINDS 20 TO 33 KT. 
SEAS 8 TO 12 FT. REMAINDER OF THE AREA FROM 14N TO 24N BETWEEN 
45W AND 56W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.
.72 HOUR FORECAST HURRICANE LEE NEAR 19.2N 58.4W. MAXIMUM 
SUSTAINED WINDS 130 KT GUSTS 160 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE LEE NEAR 21.1N 62.4W. MAXIMUM 
SUSTAINED WINDS 130 KT GUSTS 160 KT.
.120 HOUR FORECAST HURRICANE LEE NEAR 22.7N 65.5W. MAXIMUM 
SUSTAINED WINDS 130 KT GUSTS 160 KT.

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

.SYNOPSIS AND FORECAST.

.ATLC REMNANT LOW OF KATIA NEAR 28N33W 1011 MB. OVER FORECAST 
WATERS FROM 26N TO 29N E OF 36W WINDS 20 KT OR LESS. SEAS 8 FT 
IN N SWELL.  
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.ATLC N OF 30N BETWEEN 48W AND 52W WINDS 20 KT OR LESS. SEAS 8 
FT IN NW SWELL.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN FROM 11N TO 14N BETWEEN 68W AND 76W NE TO E WINDS 20 
TO 25 KT...EXCEPT 25 TO 30 KT IN THE GULF OF VENEZUELA. SEAS 8 
TO 9 FT NEAR THE COAST OF COLOMBIA.  
.12 HOUR FORECAST FROM 11N TO 13N BETWEEN 76W AND 78W WINDS 20 
KT OR LESS. SEAS 8 FT IN NE TO E SWELL.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.