000
FZNT01 KWBC 251606
HSFAT1

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC TUE SEP 25 2018

CCODE/1:31:04:01:00/AOW+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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SEE ANNOUNCEMENT OF PLANNED INMARSAT I-3 TO I-4 MIGRATION
IN 2018 AT OCEAN.WEATHER.GOV/GMDSS_NOTICE.PHP (LOWERCASE).

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
AMERICAN ICE SERVICE AT HTTPS://OCEAN.WEATHER.GOV/ATL_TAB.SHTML

PAN PAN

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

SYNOPSIS VALID 1200 UTC SEP 25.
24 HOUR FORECAST VALID 1200 UTC SEP 26.
48 HOUR FORECAST VALID 1200 UTC SEP 27.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.POST-TROPICAL CYCLONE LESLIE NEAR 31.6N 44.4W 1007 MB AT 1500
UTC SEP 25 MOVING E OR 100 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS
30 KT GUSTS 40 KT. SEAS 12 FT OR GREATER WITHIN 150 NM S
SEMICIRCLE AND 270 NM NE QUADRANT WITH SEAS TO 17 FT. FROM 31N
TO 36N BETWEEN 38W AND 49W WINDS 20 TO 30 KT. SEAS 8 TO 17 FT.
.12 HOUR FORECAST POST-TROPICAL CYCLONE LESLIE NEAR 32.1N 42.5W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.
.24 HOUR FORECAST POST-TROPICAL CYCLONE LESLIE NEAR 33.6N
40.1W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM
FORCE WINDS WITHIN 150 NM SE QUADRANT...210 NM SW QUADRANT...AND
300 NM NW QUADRANT. SEAS 12 FT OR GREATER OVER WATERS N OF 31N
AND WITHIN 720 NM NW AND 300 NM SE SEMICIRCLES WITH SEAS TO 28
FT.
.48 HOUR FORECAST POST-TROPICAL CYCLONE LESLIE NEAR 36.1N
41.7W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM
FORCE WINDS WITHIN 290 NM NE QUADRANT...210 NM SE QUADRANT...300
NM SW QUADRANT...AND 420 NM NW QUADRANT. SEAS 12 FT OR GREATER
OVER WATERS N OF 31N AND WITHIN 660 NM NE...720 NM SE...660 NM
SW...AND 540 NM NW QUADRANTS WITH SEAS TO 37 FT.
.72 HOUR FORECAST SUBTROPICAL STORM LESLIE NEAR 35.5N 45.3W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST SUBTROPICAL STORM LESLIE NEAR 34.6N 48.1W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
.120 HOUR FORECAST SUBTROPICAL STORM LESLIE NEAR 34.4N 49.6W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT.

...GALE WARNING...
.EXCEPT WHERE NOTED WITH POST-TROPICAL CYCLONE LESLIE...WITHIN
540 NM N AND NW OF A FRONT FROM 46N35W TO 38N43W TO 32N50W TO
31N57W WINDS 25 TO 35 KT. SEAS 10 TO 17 FT
.24 HOUR FORECAST EXCEPT WHERE NOTED WITH POST-TROPICAL CYCLONE
LESLIE...WITHIN 540 NM NW OF A FRONT FROM 44N35W TO 38N38W TO
35N41W WINDS 30 TO 45 KT. SEAS 14 TO 26 FT.
.48 HOUR FORECAST CONDITIONS ABSORBED BY POST-TROPICAL CYCLONE
LESLIE DESCRIBED ABOVE.

...GALE WARNING...
.LOW 60N43W 997 MB MOVING E 20 KT. WITHIN 480 NM S AND 540 NM W
AND SW QUADRANTS WINDS 25 TO 35 KT. SEAS 10 TO 18 FT.
.24 HOUR FORECAST LOW 60N35W 1008 MB. WITHIN 360 NM SW QUADRANT
WINDS 20 TO 30 KT. SEAS 8 TO 15 FT.
.48 HOUR FORECAST LOW AND CONDITIONS E OF AREA.

...GALE WARNING...
.24 HOUR FORECAST WITHIN 300 NM W OF A LINE FROM 62N55W TO
54N49W TO 43N61W TO 38N64W WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 60N61W 970 MB. WITHIN 90 NM W OF THE
GREENLAND COAST S OF 63N WINDS 35 TO 45 KT. SEAS 12 TO 20 FT.
ELSEWHERE WITHIN 420 NM NE...780 NM SE...AND 300 NM NW
QUADRANTS...AND WITHIN 240 NM E OF A FRONT FROM 50N56W TO 40N66W
WINDS 25 TO 40 KT. SEAS 10 TO 18 FT.

.SYNOPSIS AND FORECAST.

.LOW 58N35W 995 MB MOVING NE 30 KT. WITHIN 360 NM S AND SE AND
240 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS 10 TO 20 FT.
.24 HOUR FORECAST LOW AND CONDITIONS MOVED E OF AREA.

.LOW 32N75W 1014 MB MOVING NW 10 KT. WITHIN 660 NM NE QUADRANT
WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW 36N75W 1014 MB. WITHIN 240 NM E AND SE
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW 39N69W 1014 MB. WITHIN 240 NM E AND SE
QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.

.HIGH 45N62W 1041 MB MOVING E 15 KT AND WILL ACCELERATE NE AFTER
24 HOURS.
.24 HOUR FORECAST HIGH 45N53W 1035 MB.
.48 HOUR FORECAST HIGH MOVED E OF AREA.

.48 HOUR FORECAST NEW HIGH 37N51W 1027 MB.

.FORECASTER ACHORN. 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 1200 UTC TUE SEP 25.
24 HOUR FORECAST VALID 1200 UTC WED SEP 26.
48 HOUR FORECAST VALID 1200 UTC THU SEP 27.

.WARNINGS.

...ATLC GALE WARNING...
.TROPICAL WAVE FROM 04N47W TO 16N46W. FROM 11N TO 13N BETWEEN
45W AND 47W WINDS 30 TO 35 KT. SEAS 11 TO 14 FT. ELSEWHERE FROM
10N TO 15N BETWEEN 45W AND 50W WINDS 20 TO 30 KT. SEAS 9 TO 12
FT. REMAINDER OF AREA FROM 09N TO 18N BETWEEN 39W AND 53W WINDS
20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL WAVE FROM 07N55W TO LOW PRES 1010
MB...POSSIBLE TROPICAL CYCLONE...NEAR 11N54W TO 17N53W. FROM 12N
TO 14N BETWEEN 53W AND 55W WINDS 30 TO 35 KT. SEAS 11 TO 14 FT.
ELSEWHERE FROM 11N TO 16N BETWEEN 51W AND 56W WINDS 20 TO 30 KT.
SEAS 9 TO 13 FT. REMAINDER OF AREA FROM 09N TO 18N BETWEEN 47W
AND 59W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL WAVE FROM 07N62W TO LOW PRES 1010
MB...POSSIBLE TROPICAL CYCLONE...NEAR 12N60W TO 17N59W. FROM 12N
TO 16N BETWEEN 57W AND 60W WINDS 20 TO 30 KT. SEAS 9 TO 13 FT.
ELSEWHERE FROM 10N TO 19N BETWEEN 54W AND 62W WINDS 20 KT OR
LESS. SEAS 8 TO 11 FT IN MIXED SWELL.

.SYNOPSIS AND FORECAST.

.POST-TROPICAL CYCLONE LESLIE NEAR 31.6N 44.4W 1007 MB AT 1500
UTC SEP 25 MOVING E OR 100 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS
30 KT GUSTS 40 KT. SEAS 12 FT OR GREATER OVER FORECAST WATERS
WITHIN 150 NM S SEMICIRCLE. ELSEWHERE OVER FORECAST WATERS N OF
LINE FROM 31N40W TO 28N45W TO 30N52W WINDS 20 TO 30 KT. SEAS 8
TO 10 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N41W TO 26N44W TO 25N56W TO
27N64W. N OF 27N AND E OF FRONT TO 35W S TO SW WINDS 20 TO 30
KT. SEAS TO 12 FT. NE OF FRONT AND E OF 45W NW TO N WINDS 20 TO
30 KT. SEAS 8 TO 20 FT IN NW TO N SWELL. N OF FRONT AND W OF 45W
N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 20 FT IN N TO NE SWELL...
SEAS HIGHEST NEAR 31N45W. N OF 28N BETWEEN 64W AND 67W WINDS 20
KT OR LESS. SEAS 8 TO 10 FT IN NE SWELL.
.48 HOUR FORECAST STATIONARY FRONT FROM 29N35W TO 24N40W...THEN
WEAKENING STATIONARY FRONT TO 20N50W. N OF A LINE FROM 26N35W TO
22N43W TO 24N54W WINDS 20 KT OR LESS. SEAS 12 TO 22 FT IN NE TO
NW SWELL. ELSEWHERE N OF A LINE FROM 24N35W TO 20N45W TO 19N57W
TO 26N70W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN NE AND NW
SWELL.

.ATLC 06 HOUR FORECAST S OF 21N BETWEEN 71W AND 74W...INCLUDING
APPROACH TO WINDWARD PASSAGE...E WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.18 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN FROM 11N TO 18N BETWEEN 70W AND 77W NE TO E WINDS 20
TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST FROM 11N TO 14N BETWEEN 73W AND 78W NE TO E
WINDS 20 TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST FROM 11N TO 13N BETWEEN 73W AND 77W NE TO E
WINDS 20 TO 25 KT. SEAS TO 8 FT.

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

$$
.FORECASTER LATTO. NATIONAL HURRICANE CENTER.