000
FZNT02 KNHC 192053
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC TUE SEP 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 TUE SEP 19.
24 HOUR FORECAST VALID 1800 UTC WED SEP 20.
48 HOUR FORECAST VALID 1800 UTC THU SEP 21.

.WARNINGS.

.ATLC AND CARIBBEAN HURRICANE WARNING... 
.HURRICANE MARIA NEAR 16.8N 64.0W 916 MB AT 2100 UTC SEP 19 
MOVING WNW OR 300 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 145 KT 
GUSTS 175 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NE 
QUADRANT...110 NM SE QUADRANT...80 NM SW QUADRANT...AND 100 NM 
NW QUADRANT.  SEAS 12 FT OR GREATER WITHIN 120 NM S 
SEMICIRCLE...180 NM NE QUADRANT AND 90 NM NW QUADRANT WITH SEAS 
TO 42 FT. ELSEWHERE WITHIN 210 NM N AND 150 NM S SEMICIRCLES 
WINDS 20 TO 33 KT. SEAS 10 TO 11 FT. REMAINDER WATERS FROM 13N 
TO 24N BETWEEN 58W AND 67W WINDS 20 KT OR LESS. SEAS TO 11 FT IN 
MIXED SWELL. NUMEROUS TSTMS AND SQUALLS WITHIN 75 NM OF CENTER. 
SCATTERED TSTMS IN BANDS ELSEWHERE WITHIN 300 NM E AND 210 NM W 
SEMICIRCLES OF CENTER.
.24 HOUR FORECAST HURRICANE MARIA OVER PUERTO RICO NEAR 18.4N 
66.7W. MAXIMUM SUSTAINED WINDS 130 KT GUSTS 160 KT. TROPICAL 
STORM FORCE WINDS WITHIN 110 NM NW AND SE QUADRANTS...120 NM NE 
QUADRANT AND 80 NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 240 
NM N SEMICIRCLE...150 NM SE AND 90 NM SW QUADRANTS OF CENTER 
WITH SEAS TO 41 FT. ELSEWHERE WITHIN 270 NM N...210 NM SE...AND 
120 NM SW QUADRANTS OF LOW WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. 
REMAINDER ATLC FROM 18N TO 25N BETWEEN 60W AND 70W WINDS 20 KT 
OR LESS. SEAS TO 11 FT IN MIXED SWELL. 
.48 HOUR FORECAST HURRICANE MARIA NEAR 20.2N 69.4W. MAXIMUM 
SUSTAINED WINDS 120 KT GUSTS 145 KT. TROPICAL STORM FORCE WINDS 
WITHIN 140 NM E SEMICIRCLE...100 NM SW QUADRANT AND 120 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 270 NM N AND 120 NM S 
SEMICIRCLES OF CENTER WITH SEAS TO 48 FT. ELSEWHERE WITHIN 300 
NM N AND 150 NM S SEMICIRCLES OF LOW WINDS 20 TO 33 KT. SEAS 8 
TO 11 FT. ELSEWHERE ATLC S OF 31N BETWEEN 62W AND 73W WINDS 20 
KT OR LESS. SEAS TO 11 FT IN MIXED SWELL. 
.72 HOUR FORECAST HURRICANE MARIA NEAR 22.5N 71.0W. MAXIMUM 
SUSTAINED WINDS 115 KT GUSTS 140 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE MARIA NEAR 25.5N 72.0W. MAXIMUM 
SUSTAINED WINDS 110 KT GUSTS 135 KT.
.120 HOUR FORECAST HURRICANE MARIA NEAR 28.5N 72.5W. 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 LOW PRES...REMNANT LOW OF LEE...NEAR 16N44W 1006 MB.  
WITHIN 240 NM NE SEMICIRCLE WINDS 20 TO 25 KT. SEAS TO 10 FT. 
SCATTERED MODERATE ISOLATED STRONG WITHIN 150 NM OF LINE FROM 
24N42W TO 12N42W. 
.24 HOUR FORECAST LOW PRES NEAR 18N46W 1011 MB. WITHIN 240 NM NE 
QUADRANT SE WINDS 20 TO 25 KT. SEAS TO 9 FT.  
.48 HOUR FORECAST LOW PRES NEAR 21N49W 1012 MB. FROM 22N TO 25N 
BETWEEN 46W AND 49W WINDS 20 KT OR LESS. SEAS TO 8 FT IN SE 
SWELL.

.N OF LINE FROM 30N79W TO 28N76W TO 28N70W TO 30N63W WINDS 20 KT 
OR LESS. SEAS TO 10 FT IN MIXED SWELL. 
.24 HOUR FORECAST N OF 28N BETWEEN 65W AND 76W WINDS 20 KT OR 
LESS. SEAS TO 8 FT IN N SWELL. 
.48 HOUR FORECAST CONDITIONS MERGE.

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

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.