000
FZNT02 KNHC 221437
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC FRI SEP 22 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI SEP 22.
24 HOUR FORECAST VALID 1200 UTC SAT SEP 23.
48 HOUR FORECAST VALID 1200 UTC SUN SEP 24.

.WARNINGS.

...ATLC HURRICANE WARNING...

.HURRICANE MARIA NEAR 22.3N 71.0W 958 MB AT 1500 UTC SEP 22 
MOVING NW OR 325 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 110 KT 
GUSTS 135 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM NE...
120 NM SE...100 NM SW AND 130 NM NW QUADRANTS. SEAS 12 FT OR
GREATER WITHIN 360 NM N SEMICIRCLE...210 NM SE AND 120 NM SW
QUADRANTS WITH SEAS TO 54 FT. ELSEWHERE WITHIN 330 NM NE AND 150 
NM SW SEMICIRCLES OF CENTER WINDS 20 TO 33 KT. SEAS 8 TO 11 FT. 
REMAINDER ATLC WATERS FROM 19N TO 31N BETWEEN 61W AND 80W WINDS 
20 KT OR LESS. SEAS TO 11 FT PRIMARILY IN MIXED SWELL. NUMEROUS 
STRONG TSTMS WITHIN 90 NM OF CENTER. SCATTERED STRONG TSTMS IN 
BANDS ELSEWHERE WITHIN 330 NM N AND 180 NM S SEMICIRCLES OF 
CENTER.
.24 HOUR FORECAST HURRICANE MARIA NEAR 25.0N 72.0W. MAXIMUM 
SUSTAINED WINDS 100 KT GUSTS 120 KT. TROPICAL STORM FORCE WINDS 
WITHIN 160 NM NE...150 NM SE...120 NM SW AND 140 NM NW 
QUADRANTS. SEAS 12 FT OR GREATER N OF 23N W OF 67W AND NE OF 
BAHAMAS WITH SEAS TO 53 FT. ELSEWHERE OVER FORECAST WATERS 
WITHIN 240 NM OF CENTER WINDS 20 TO 33 KT. SEAS TO 11 FT. 
REMAINDER WATERS N OF 19N W OF 62W INCLUDING BAHAMAS PASSAGES 
WINDS 20 KT OR LESS. SEAS TO 11 FT PRIMARILY IN MIXED SWELL.
NUMEROUS STRONG TSTMS WITHIN 90 NM OF CENTER. SCATTERED STRONG 
TSTMS IN BANDS ELSEWHERE WITHIN 240 NM SE AND 150 NM NW 
SEMICIRCLES OF CENTER.
.48 HOUR FORECAST HURRICANE MARIA NEAR 27.9N 72.3W. MAXIMUM 
SUSTAINED WINDS 95 KT GUSTS 115 KT. TROPICAL STORM FORCE WINDS 
WITHIN 170 NM E SEMICIRCLE...140 NM SW AND 150 NM NW QUADRANTS. 
SEAS 12 FT OR GREATER N OF LINE FROM 31N65W TO 22N73W TO 31N81W 
WITH SEAS TO 51 FT. ELSEWHERE WITHIN 270 NM OF CENTER WINDS 20 
TO 33 KT. SEAS 10 TO 20 FT IN OPEN WATERS. REMAINDER OF WATERS N 
OF 19N W OF 62W WINDS 20 KT OR LESS. SEAS TO 11 FT PRIMARILY IN 
MIXED SWELL. NUMEROUS STRONG TSTMS WITHIN 90 NM OF CENTER. 
SCATTERED STRONG TSTMS IN BANDS ELSEWHERE WITHIN 210 NM SE AND 
150 NM NW SEMICIRCLES OF CENTER.
.72 HOUR FORECAST HURRICANE MARIA NEAR 30.0N 71.6W. MAXIMUM 
SUSTAINED WINDS 85 KT GUSTS 105 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE MARIA NEAR 32.0N 71.0W. MAXIMUM 
SUSTAINED WINDS 75 KT GUSTS 90 KT.
.120 HOUR FORECAST HURRICANE MARIA NEAR 34.0N 71.0W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 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 42 HOUR FORECAST WITHIN 180 NM OF 13N46W WINDS 20 KT OR 
LESS. SEAS TO 8 FT IN MIXED SE AND NW SWELL.
.48 HOUR FORECAST LITTLE CHANGE.

.ATLC 48 HOUR FORECAST N OF 30N E OF 40W WINDS 20 KT OR LESS. 
SEAS TO 8 FT IN N SWELL.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
 
$$
.FORECASTER NELSON. NATIONAL HURRICANE CENTER.