788 
FZNT02 KNHC 022137
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL 
2230 UTC SUN SEP 02 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE

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

SYNOPSIS VALID 1800 UTC SUN SEP 02.
24 HOUR FORECAST VALID 1800 UTC MON SEP 03.
48 HOUR FORECAST VALID 1800 UTC TUE SEP 04.

.WARNINGS.

...ATLC TROPICAL STORM WARNING...
.TROPICAL STORM FLORENCE NEAR 17.4N 34.6W 1000 MB AT 2100 UTC 
SEP 02 MOVING W-NW OR 285 DEG AT 15 KT. MAXIMUM SUSTAINED WINDS 
45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM NW 
AND SE QUADRANTS...50 NM NE AND 20 NM SW QUADRANTS. SEAS 12 FT 
OR GREATER WITHIN 60 NM S SEMICIRCLE...150 NM NE AND 120 NM NW 
QUADRANTS WITH SEAS TO 20 FT. ELSEWHERE FORECAST WATERS FROM 17N 
TO 22N E OF 38W NE WINDS 20 TO 33 KT. SEAS 9 TO 11 FT. REMAINDER 
ATLC FORECAST WATERS BOUNDED BY 25N35W TO 12N35W TO 20N42W TO 
25N35W WINDS 20 KT OR LESS. SEAS TO 11 FT PRIMARILY IN MIXED 
SWELL. NUMEROUS TSTMS WITHIN 120 NM E SEMICIRCLE OF CENTER.
.24 HOUR FORECAST TROPICAL STORM FLORENCE NEAR 18.2N 39.6W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE 
WINDS WITHIN 50 NM NW AND SE QUADRANTS...60 NM NE AND 20 NM SW 
QUADRANTS. WINDS 20 TO 33 KT SEAS 12 FT OR GREATER WITHIN 240 NM 
N AND 150 NM S SEMICIRCLES WITH SEAS TO 23 FT. ELSEWHERE 
FORECAST WATERS WITHIN 480 NM N AND 300 NM S SEMICIRCLES OF 
CENTER WINDS 20 KT OR LESS. SEAS TO 11 FT PRIMARILY IN MIXED 
SWELL. SCATTERED TSTMS IN BANDS WITHIN 210 NM OF CENTER.
.48 HOUR FORECAST TROPICAL STORM FLORENCE NEAR 19.3N 44.0W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE 
WINDS WITHIN 50 NM NW AND SE QUADRANTS...60 NM NE AND 20 NM SW 
QUADRANTS. WINDS 20 TO 33 KT SEAS 12 FT OR GREATER WITHIN 270 NM 
N AND 150 NM S SEMICIRCLES WITH SEAS TO 25 FT. ELSEWHERE 
FORECAST WATERS WITHIN 540 NM N AND 300 NM S SEMICIRCLES OF 
CENTER WINDS 20 KT OR LESS. SEAS TO 11 FT PRIMARILY IN MIXED 
SWELL. SCATTERED TSTMS IN BANDS WITHIN 180 NM OF CENTER. 
.72 HOUR FORECAST TROPICAL STORM FLORENCE NEAR 21.1N 48.3W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM FLORENCE NEAR 23.0N 52.0W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.
.120 HOUR FORECAST TROPICAL STORM FLORENCE NEAR 25.5N 56.0W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.

...ATLC AND GULF OF MEXICO TROPICAL STORM WARNING...
.POTENTIAL TROPICAL CYCLONE SEVEN NEAR 22.7N 77.3W 1012 MB AT 
2100 UTC SEP 02 MOVING W-NW OR 300 DEG AT 13 KT. WITHIN 60 NM NE 
SEMICIRCLE OF LOW E TO SE WINDS 20 TO 25 KT WITH GUSTS TO 35 KT.
SEAS TO 8 FT. SCATTERED TSTMS WITHIN 210 NM E SEMICIRCLES OF 
CENTER.   
.24 HOUR FORECAST TROPICAL STORM SEVEN NEAR 25.1N 81.9W. WITHIN 
40 NM OF CENTER EXCEPT 0 NM SW QUADRANT WINDS 30 TO 35 KT GUSTS 
45 KT. ELSEWHERE WITHIN 60 NM OF LINE FROM 27N84W TO 24N80W 
WINDS 20 TO 33 KT. SEAS BUILDING TO 11 FT. SCATTERED TSTMS 
WITHIN 120 NM OF CENTER. 
.48 HOUR FORECAST TROPICAL STORM SEVEN NEAR 28.0N 87.1W. MAXIMUM 
SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS 
WITHIN 50 NM N SEMICIRCLE...40 NM SE AND 20 NM SW QUADRANTS. 
ELSEWHERE WITHIN 180 NM SE AND 150 NM NW QUADRANTS WINDS 20 TO 
33 KT. SEAS 8 TO 12 FT. SCATTERED TSTMS WITHIN 120 NM OF CENTER. 
.72 HOUR FORECAST TROPICAL STORM SEVEN INLAND NEAR 30.6N 91.6W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL DEPRESSION SEVEN INLAND NEAR 33.0N 
94.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.120 HOUR FORECAST POST-TROPICAL REMNANT LOW SEVEN NEAR 34.0N 
95.5W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 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.

.CARIBBEAN FROM 11N TO 14N BETWEEN 70W AND 78W NE TO E WINDS 20 
TO 30 KT. SEAS TO 10 FT. 
.24 HOUR FORECAST WITHIN 75 NM OF 12.5N77W WINDS 20 KT OR LESS. 
SEAS TO 8 FT.  
.30 HOUR FORECAST S OF 12.5N BETWEEN 72W AND 74W NE WINDS 20 TO 
25 KT. SEAS LESS THAN 8 FT.
.36 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 NELSON. NATIONAL HURRICANE CENTER.