000
FZNT02 KNHC 101611
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SUN SEP 10 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SUN SEP 10.
24 HOUR FORECAST VALID 1200 UTC MON SEP 11.
48 HOUR FORECAST VALID 1200 UTC TUE SEP 12.

.WARNINGS.

...ATLC AND GULF OF MEXICO HURRICANE WARNING...
.HURRICANE IRMA NEAR 25.0N 81.5W 933 MB AT 1500 UTC SEP 10 
MOVING N OR 350 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 115 KT 
GUSTS 140 KT. TROPICAL STORM FORCE WINDS WITHIN 190 NM N 
SEMICIRCLE...170 NM SE QUADRANT AND 140 NM SW QUADRANT. SEAS 12 
FT OR GREATER WITHIN 420 NM NE QUADRANT...150 NM SE QUADRANT...
120 NM SW QUADRANT...AND 180 NM NW QUADRANT WITH SEAS TO 42 FT.
ELSEWHERE OVER FORECAST WATERS WITHIN 420 NM E SEMICIRCLE AND 
330 NM W SEMICIRCLE...INCLUDING CARIBBEAN WATERS N OF 18N WINDS 
20 TO 33 KT. SEAS 8 TO 12 FT. ELSEWHERE OVER OPEN ATLC WATERS W 
OF 73W E TO SE WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST HURRICANE IRMA NEAR 29.2N 83.0W. MAXIMUM 
SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS 
WITHIN 200 NM NW AND SE QUADRANTS...270 NM NE QUADRANT AND 160 
NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 240 NM SW QUADRANT 
OVER GULF WATERS WITH SEAS TO 24 FT...AND OPEN ATLC WATERS N OF 
24N W OF 75W WITH SEAS TO 20 FT. REMAINDER OF GULF NE OF LINE 
FROM 30N88W TO 27N86W TO 26N82W WINDS 20 TO 33 KT. SEAS 8 TO 12 
FT. REMAINDER OF ATLC N OF 26N W OF 73W WINDS 20 TO 33 KT. SEAS 
8 TO 12 FT.
.36 HOUR FORECAST IRMA INLAND NEAR 31.9N 84.6W. MAXIMUM 
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS 
INLAND WITHIN 100 NM OF CENTER...EXCEPT 200 NM NE QUADRANT.
GULF OF MEXICO N OF 30N E OF 87W W TO NW WINDS 20 TO 33 KT. SEAS 
9 TO 11 FT. ELSEWHERE NE OF LINE FROM 30N89W TO 27N83W W TO NW 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. OVER OPEN ATLC WATERS N OF 
27N W OF 75W S TO SW WINDS 20 TO 30 KT. SEAS 14 TO 19 FT... 
HIGHEST NEAR 31N79W. 
.48 HOUR FORECAST TROPICAL DEPRESSION IRMA WELL INLAND NEAR 
33.8N 86.7W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. ATLC
N OF 29N BETWEEN 78W AND 80W SW WINDS 20 TO 25 KT. SEAS 11 TO 15 
FT PRIMARILY IN SE SWELL. ELSEWHERE N OF THE BAHAMAS W OF 78W 
WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL. GULF OF 
MEXICO WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 
.72 HOUR FORECAST POST-TROPICAL IRMA NEAR 36.0N 89.0W. MAXIMUM 
SUSTAINED WINDS 25 KT GUSTS 35 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL IRMA NEAR 38.5N 86.5W. MAXIMUM 
SUSTAINED WINDS 20 KT GUSTS 30 KT.
.120 HOUR FORECAST...DISSIPATED.

...ATLC HURRICANE WARNING...
.HURRICANE JOSE NEAR 21.7N 65.8W 944 MB AT 1500 UTC SEP 10 
MOVING NW OR 315 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 115 KT 
GUSTS 140 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM E 
SEMICIRCLE...50 NM SW QUADRANT AND 120 NM NW QUADRANT. SEAS 12 
FT OR GREATER WITHIN 240 NM N SEMICIRCLE AND 180 NM S SEMICIRCLE 
WITH SEAS TO 46 FT. ELSEWHERE WITHIN 360 NM NE AND 150 NM SW 
SEMICIRCLES WINDS 20 TO 33 KT. SEAS 9 TO 12 FT. REMAINDER OF 
AREA FROM 17N TO 29N BETWEEN 55W AND 73W WINDS 20 KT OR LESS. 
SEAS 8 TO 11 FT IN MIXED SWELL.
.24 HOUR FORECAST HURRICANE JOSE NEAR 24.9N 68.7W. MAXIMUM 
SUSTAINED WINDS 100 KT GUSTS 120 KT. TROPICAL STORM FORCE WINDS 
WITHIN 120 NM E SEMICIRCLE...50 NM SW QUADRANT AND 100 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 360 NM N AND 180 NM S 
SEMICIRCLES WITH SEAS TO 43 FT. ELSEWHERE N OF 20N BETWEEN 60W 
AND 75W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST HURRICANE JOSE NEAR 26.4N 68.8W. MAXIMUM 
SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS 
WITHIN 110 NM E SEMICIRCLE...70 NM SW QUADRANT AND 90 NM NW 
QUADRANT. SEAS 12 FT OR GREATER N OF 24N BETWEEN 66W AND 72W
...AND ALSO N OF 26N W OF 72W. ELSEWHERE N OF 22N BETWEEN 64W 
AND 72W AND ALSO N OF 26N BETWEEN 72W AND 78W WINDS 20 KT OR 
LESS. SEAS 8 TO 12 FT IN MIXED SWELL.
.72 HOUR FORECAST HURRICANE JOSE NEAR 25.4N 67.6W. MAXIMUM 
SUSTAINED WINDS 85 KT GUSTS 105 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE JOSE NEAR 24.2N 68.7W. MAXIMUM 
SUSTAINED WINDS 90 KT GUSTS 110 KT.
.120 HOUR FORECAST HURRICANE JOSE NEAR 24.8N 71.0W. MAXIMUM 
SUSTAINED WINDS 95 KT GUSTS 115 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 FROM 14N TO 20N BETWEEN 37W AND 55W WINDS 20 KT OR LESS. 
SEAS 8 FT IN E SWELL.
.12 HOUR FORECAST FROM 14N TO 18N BETWEEN 42W AND 55W WINDS 
20 KT OR LESS. SEAS TO 8 FT IN E SWELL.
.24 HOUR FORECAST FROM 15N TO 19N BETWEEN 49W AND 57W WINDS 
20 KT OR LESS. SEAS TO 8 FT IN E SWELL.
.30 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 AGUIRRE. NATIONAL HURRICANE CENTER.