000
FZNT02 KNHC 040256 CCA
HSFAT2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER
0430 UTC SUN OCT 04 2015

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

PAN PAN

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

SYNOPSIS VALID 0000 UTC SUN OCT 04.
24 HOUR FORECAST VALID 0000 UTC MON OCT 05.
48 HOUR FORECAST VALID 0000 UTC TUE OCT 06.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE JOAQUIN NEAR 28.0N 68.9W 944 MB AT 0300 UTC OCT 04 
MOVING NE OR 050 DEG AT 17 KT. MAXIMUM SUSTAINED WINDS 115 KT 
GUSTS 140 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM NE 
QUADRANT...180 NM SE QUADRANT...100 NM SW QUADRANT...AND 90 NM 
NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 240 NM S SEMICIRCLE... 
420 NM NE QUADRANT AND 540 NM NW QUADRANT WITH SEAS TO 42 FT.
.24 HOUR FORECAST HURRICANE JOAQUIN N OF AREA NEAR 32.3N 66.2W. 
MAXIMUM SUSTAINED WINDS 95 KT GUSTS 115 KT. LITTLE CHANGE IN 
RADIUS OF TROPICAL STORM FORCE WINDS AND SEAS 12 FT OR GREATER. 
ELSEWHERE OVER FORECAST WATERS N OF 25N BETWEEN 60W AND 70W SW 
TO W WINDS 20 TO 33 KT. SEAS 12 TO 21 FT IN MIXED SWELL. 
REMAINDER OF AREA N OF 22N BETWEEN 55W AND 80W AND OUTSIDE OF 
THE BAHAMAS WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE JOAQUIN WELL N OF AREA NEAR 36.4N 
62.7W. MAXIMUM SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL 
STORM FORCE WINDS WITHIN 180 NM E SEMICIRCLE AND 120 NM W 
SEMICIRCLE. OVER FORECAST WATERS N OF 29N BETWEEN 61W AND 67W SW 
TO W WINDS 20 TO 30 KT. SEAS 10 TO 14 FT. ELSEWHERE N OF A LINE 
FROM 27N35W TO 25N50W TO 26N63W TO 27N76W TO 31N80W WINDS 20 KT 
OR LESS. SEAS 8 TO 11 FT IN MIXED SWELL. 
.72 HOUR FORECAST HURRICANE JOAQUIN NEAR 41.0N 52.5W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT. EXTENDED OUTLOOK...USE FOR 
GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL EXTRATROPICAL JOAQUIN NEAR 45.5N 
36.5W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT.
.120 HOUR FORECAST POST-TROPICAL EXTRATROPICAL JOAQUIN NEAR 
50.5N 22.0W. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 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 LOW PRES 27N53W 1007 MB DRIFTING N. WITHIN 210 NM N 
SEMICIRCLE OF CENTER WINDS 20 TO 25 KT. SEAS 8 TO 11 FT 
PRIMARILY IN E SWELL. ELSEWHERE N OF 26N BETWEEN 50W AND 62W 
WINDS 20 KT OR LESS. SEAS TO 9 FT PRIMARILY IN NE TO E SWELL. 
.24 HOUR FORECAST LOW PRES NEAR 28N52W 1009 MB. WITHIN 120 NM 
N SEMICIRCLE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. 
.48 HOUR FORECAST LOW PRES NEAR 29N48W 1012 MB. CONDITIONS MERGE.

.ATLC 12 HOUR FORECAST TROPICAL WAVE FROM 17N37W TO 09N38W. E OF 
WAVE AXIS SE TO S WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST FROM 17N39W TO 09N40W. E OF WAVE AXIS SE TO S 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST TROPICAL WAVE FROM 18N43W TO 10N45W. E OF WAVE 
AXIS SE TO S WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.

.CARIBBEAN N OF 18N BETWEEN 73W AND 76W INCLUDING THE WINDWARD 
PASSAGE...SW WINDS 20 TO 25 KT. SEAS TO 8 FT.
.06 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.