000
FZNT02 KNHC 102213
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC SUN SEP 10.
24 HOUR FORECAST VALID 1800 UTC MON SEP 11.
48 HOUR FORECAST VALID 1800 UTC TUE SEP 12.

.WARNINGS.

...ATLC AND GULF OF MEXICO HURRICANE WARNING...
.HURRICANE IRMA NEAR 26.2N 81.8W 938 MB AT 2100 UTC SEP 10
MOVING N OR 350 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 95 KT
GUSTS 115 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 300 NM W SEMICIRCLE...420 NM NE QUADRANT 
AND 180 NM SE QUADRANT WITH SEAS TO 33 FT. ELSEWHERE GULF WATERS 
E OF 90W WINDS 20 TO 33 FT. SEAS 8 TO 12 FT IN MIXED SWELL. 
ELSEWHERE OPEN ATLC WATERS W OF 75W SW TO W WINDS 20 TO 25 KT. 
SEAS 8 TO 12 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM IRMA INLAND NEAR 30.7N 83.9W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE
WINDS WITHIN 200 NM NE QUADRANT...180 NM SE QUADRANT...160 NM SW 
QUADRANT...AND 110 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
300 NM SW QUADRANT OVER GULF...AND WITHIN 360 NM E SEMICIRCLE 
OVER OPEN ATLC WATERS WITH SEAS TO 18 FT. ELSEWHERE GULF AREA N 
OF 24N E OF 87W WINDS 20 TO 33 KT. SEAS 10 TO 12 FT IN NW SWELL. 
REMAINDER OF GULF N OF 22N E OF 92W WINDS 20 KT OR LESS. SEAS 8 
TO 10 FT IN W AND NW SWELL. ELSEWHERE OPEN ATLC N OF 24N W OF 
74W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT IN MIXED SWELL.
..48 HOUR FORECAST TROPICAL DEPRESSION IRMA INLAND NEAR 34.5N 
88.3W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS 12 FT OR 
GREATER ATLC N OF 29.5N W OF 77W WINDS 20 KT OR LESS. SEAS 10 TO 
13 FT. ELSEWHERE OPEN ATLC N OF 27N W OF 74W WINDS 20 KT OR 
LESS. SEAS 8 TO 12 FT IN NE AND SE SWELL.
.72 HOUR FORECAST POST-TROPICAL IRMA NEAR 36.5N 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 39.0N 86.5W. MAXIMUM
SUSTAINED WINDS 20 KT GUSTS 30 KT.
.120 HOUR FORECAST...DISSIPATED.

...ATLC HURRICANE WARNING...
.HURRICANE JOSE NEAR 22.8N 66.9W 956 MB AT 2100 UTC SEP 10 
MOVING NW OR 317 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 105 KT 
GUSTS 130 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 48 FT. ELSEWHERE WITHIN 150 NM NW AND 240 NM SE 
SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 12 FT IN MIXED SWELL. 
REMAINDER OF AREA S OF 20N BETWEEN 59W AND 74W WINDS 20 KT OR 
LESS. SEAS 8 TO 15 FT PRIMARILY IN SE SWELL.
.24 HOUR FORECAST HURRICANE JOSE NEAR 26.0N 69.3W. MAXIMUM 
SUSTAINED WINDS 85 KT GUSTS 105 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 90 NM NW AND 135 NM SE 
SEMICIRCLES WITH SEAS TO 29 FT. ELSEWHERE WITHIN 180 NM NW AND 
240 NM SE SEMICIRCLES WINDS 20 TO 33 KT. SEAS 10 TO 17 FT IN 
MIXED SWELL. REMAINDER OF OPEN WATERS N OF 21N BETWEEN 63W AND 
74W WINDS 20 KT OR LESS. SEAS 8 TO 14 FT PRIMARILY IN SE SWELL. 
.48 HOUR FORECAST HURRICANE JOSE NEAR 26.7N 68.1W. MAXIMUM 
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS 
WITHIN 110 NM OF CENTER. WINDS 20 TO 33 KT AND SEAS 12 FT OR 
GREATER WITHIN 210 NM N AND 150 NM S SEMICIRCLES WITH SEAS TO 29 
FT. ELSEWHERE N OF 22N BETWEEN 63W AND 74W WINDS 20 KT OR LESS. 
SEAS 8 TO 12 FT IN MIXED SWELL.
.72 HOUR FORECAST HURRICANE JOSE NEAR 25.4N 67.3W. MAXIMUM 
SUSTAINED WINDS 70 KT GUSTS 85 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE JOSE NEAR 24.2N 68.8W. MAXIMUM 
SUSTAINED WINDS 75 KT GUSTS 90 KT.
.120 HOUR FORECAST HURRICANE JOSE NEAR 25.1N 71.7W. MAXIMUM 
SUSTAINED WINDS 80 KT GUSTS 100 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 13N TO 15N BETWEEN 50W AND 55W WINDS 20 KT OR LESS. 
SEAS 8 FT IN E SWELL.
.24 HOUR FORECAST FROM 13N TO 16N BETWEEN 50W AND 60W 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.

CONVECTION VALID AT 2145 UTC SAT SEP 09...

.HURRICANE IRMA...NUMEROUS MODERATE SCATTERED STRONG WITHIN 120
NM NE OF CENTER. 

.HURRICANE JOSE...NUMEROUS MODERATE SCATTERED STRONG WITHIN 90 
NM OF CENTER. 

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.