682 
FZNT02 KNHC 021616
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL 
1630 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SUN SEP 02.
24 HOUR FORECAST VALID 1200 UTC MON SEP 03.
48 HOUR FORECAST VALID 1200 UTC TUE SEP 04.

.WARNINGS.

...TROPICAL STORM WARNING... 
.TROPICAL STORM FLORENCE NEAR 17.0N 33.2W 1000 MB AT 1500 UTC 
SEP 02 MOVING WNW OR 285 DEG AT 16 KT. MAXIMUM SUSTAINED WINDS 
45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 40 NM OF 
CENTER EXCEPT 20 NM SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 
NM S SEMICIRCLE...150 NM NE QUADRANT AND 120 NM NW QUADRANT WITH 
SEAS TO 14 FT. OVER FORECAST WATERS FROM 17N TO 23N E OF 37W NE 
WINDS 20 TO 25 KT. SEAS 9 TO 10 FT. ELSEWHERE FROM 13N TO 25N E 
OF 41W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM FLORENCE NEAR 17.9N 38.2W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE 
WINDS WITHIN 40 NM OF CENTER EXCEPT 20 NM SW QUADRANT. SEAS 12 
FT OR GREATER WITHIN 60 NM S SEMICIRCLE...150 NM NE QUADRANT AND 
120 NM NW QUADRANT WITH SEAS TO 24 FT. ELSEWHERE FROM 16N TO 24N 
E OF 41W WINDS 20 TO 33 KT. SEAS 10 TO 12 FT. REMAINDER AREA 
FROM 13N TO 26N E OF 44W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN 
MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM FLORENCE NEAR 18.9N 42.8W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE 
WINDS WITHIN 50 NM N SEMICIRCLE...40 NM SE QUADRANT AND 20 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 285 NM N AND 120 NM S 
SEMICIRCLE WITH SEAS TO 26 FT. ELSEWHERE FROM 17N TO 25N BETWEEN 
38W AND 45W WINDS 20 TO 33 KT. SEAS 11 TO 12 FT. REMAINDER OF 
AREA FROM 14N TO 27N BETWEEN 37W AND 49W WINDS 20 KT OR LESS. 
SEAS 8 TO 11 FT IN MIXED SWELL. 
.72 HOUR FORECAST TROPICAL STORM FLORENCE NEAR 20.5N 47.0W.
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 20.5N 47.0W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.
.120 HOUR FORECAST TROPICAL STORM FLORENCE NEAR 20.5N 47.0W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 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 PRESS 21.8N75.5W 1012 MB. WITHIN 210 NM N SEMICIRCLE 
WINDS 20 TO 25 KT. SEAS TO 7 FT. 
.24 HOUR FORECAST LOW PRESS...POSSSIBLE TROPICAL CYCLONE...NEAR 
24N80W. WITHIN 105 NM N SEMICIRCLE WINDS 20 TO 30 KT. SEAS 
BUILDING TO 9 FT. 
.30 HOUR FORECAST LOW PRESS...POSSSIBLE TROPICAL CYCLONE...W OF 
THE AREA. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN FROM 11N TO 14N BETWEEN 74W AND 77W NE TO E WINDS 20 
TO 25 KT. SEAS TO 8 FT. 
.06 HOUR FORECAST FROM 11N TO 13N BETWEEN 76W AND 78W WINDS 20 
KT OR LESS. SEAS TO 8 FT IN E SWELL.  
.12 HOUR FORECAST FROM 11N TO 13N BETWEEN 73W AND 75W NE WINDS 
20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST FROM 10N TO 14N BETWEEN 74W AND 78W NE TO E 
WINDS 20 TO 25 KT. SEAS TO 9 FT.  
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.GULF 24 HOUR FORECAST LOW PRESS...POSSSIBLE TROPICAL 
CYCLONE...NEAR 24N80W. WITHIN 105 NM N SEMICIRCLE WINDS 20 TO 30 
KT. SEAS BUILDING TO 9 FT. 
.48 HOUR FORECAST LOW PRESS...POSSSIBLE TROPICAL CYCLONE...NEAR 
27N85W. WITHIN 165 NM NE SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 9 
FT. 

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

CONVECTION VALID AT 1545 UTC SUN SEP 2...

ATLC FROM 26N TO 28N W OF 77W SCATTERED MODERATE.

CARIBBEAN S OF 12N W OF 76W SCATTERED MODERATE TO ISOLATED 
STRONG.

$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.