000
FZNT02 KNHC 071621
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SAT SEP 7 2019

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SAT SEP 7.
24 HOUR FORECAST VALID 1200 UTC SUN SEP  8.
48 HOUR FORECAST VALID 1200 UTC MON SEP  9.

.WARNINGS.

...ATLC TROPICAL STORM WARNING...
.TROPICAL STORM GABRIELLE  NEAR 31.4N 45.2W 1002 MB AT 1630 UTC 
SEP 07 MOVING WNW OR 300 DEG AT 19 KT. MAXIMUM SUSTAINED WINDS 45
KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM NE 
QUADRANT...20 NM SE QUADRANT...50 NM SW QUADRANT...AND 90 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM OF CENTER EXCEPT 
240 NM NE QUADRANT WITH SEAS TO 19 FT. ELSEWHERE OVER FORECAST 
WATERS 30N43W TO 29N46W TO 30N48W TO 31N48W TO 31N41W TO 30N43W 
WINDS 20 TO 33 KT. SEAS 8 TO 12 FT IN MIXED SWELL. 
.24 HOUR FORECAST TROPICAL STORM GABRIELLE NEAR 34.0N 48.8W. 
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE 
WINDS WITHIN 70 NM W SEMICIRCLE...90 NM NE QUADRANT AND 50 NM SE 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 240 NM NE AND 120 NM SW 
SEMICIRCLES WITH SEAS TO 21 FT. OVER FORECAST WATERS S OF 31N 
WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST TROPICAL STORM GABRIELLE NEAR 39.4N 47.5W. 
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE 
WINDS WITHIN 90 NM NE AND SW QUADRANTS...AND 80 NM SE AND NW 
QUADRANTS. SEAS 12 FT OR GREATER WITHIN 270 NM NE AND 150 NM SW 
SEMICIRCLES WITH SEAS TO 23 FT. OVER FORECAST WATERS S OF 31N 
WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 
.72 HOUR FORECAST HURRICANE GABRIELLE NEAR 45.0N 38.0W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT. 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. 
.96 HOUR FORECAST POST- TROPICAL EXTRATROPICAL GABRIELLE NEAR 
51.5N 23.5W. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
.120 HOUR FORECAST...DISSIPATED.

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 WITHIN 30N66W TO 30N70W TO 31N72W TO 31N64W TO 30N66W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN W TO NW SWELL.
.24 HOUR FORECAST WITHIN 29N54W TO 29N63W TO 30N65W TO 31N46W TO
29N54W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO N SWELL. 
.48 HOUR FORECAST WITHIN 30N47W TO 30N51W TO 31N59W TO 31N51W TO
31N43W TO 30N47W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW TO N
SWELL.

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

$$

.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.