000
FZNT02 KNHC 300918
HSFAT2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL 
1030 UTC WED AUG 30 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE

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

SYNOPSIS VALID 0600 UTC WED AUG 30.
24 HOUR FORECAST VALID 0600 UTC THU AUG 31.
48 HOUR FORECAST VALID 0600 UTC FRI SEP 01.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM HARVEY NEAR 29.8N 93.4W 990 MB AT 0900 UTC AUG 
30 MOVING NNE OR 030 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 40 KT 
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM OF CENTER. 
SEAS 12 FT OR GREATER WITHIN 0 NM N SEMICIRCLE AND 90 NM S 
SEMICIRCLE WITH SEAS TO 13 FT. ELSEWHERE N OF 25N BETWEEN 87W 
AND 96.5W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST TROPICAL DEPRESSION HARVEY INLAND NEAR 31.7N 
92.0W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. N OF 28N 
BETWEEN 86W AND 94W S TO SW WINDS 20 TO 25 KT. SEAS TO 9 FT. 
.48 HOUR FORECAST TROPICAL DEPRESSION HARVEY INLAND NEAR 35.0N 
88.7W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. OVER FORECAST 
WATERS WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW HARVEY NEAR 37.5N 
84.9W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 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 30 HOUR FORECAST N OF 30N BETWEEN 61W AND 65W WINDS 20 KT 
OR LESS. SEAS TO 8 FT IN NE SWELL.
.36 HOUR FORECAST N OF 30N BETWEEN 58W AND 61W WINDS 20 KT OR 
LESS. SEAS TO 8 FT IN NE SWELL.
.42 HOUR FORECAST N OF 30N BETWEEN 56W AND 60W WINDS 20 KT OR 
LESS. SEAS TO 8 FT IN NE SWELL.
.48 HOUR FORECAST N OF 30N BETWEEN 52W AND 63W WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN NE SWELL. 

.ATLC 30 HOUR FORECAST FROM 17N TO 21N E OF 36W NE WINDS 20 TO 
25 KT. SEAS TO 9 FT. 
.42 HOUR FORECAST FROM 17N TO 22N E OF 38W NE WINDS 20 TO 25 KT. 
SEAS 8 TO 10 FT. 
.48 HOUR FORECAST FROM 18N TO 22N E OF 37W NE WINDS 20 TO 25 KT. 
SEAS 8 TO 11 FT. ELSEWHERE FROM 17N TO 22N E OF 39W WINDS 20 KT 
OR LESS. SEAS TO 9 FT IN NE SWELL. 

.CARIBBEAN 06 HOUR FORECAST FROM 11.5N TO 14N BETWEEN 69W AND 
73W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST FROM 11N TO 14N BETWEEN 69W AND 75W... 
INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. 
SEAS BUILDING TO 8 FT.
.24 HOUR FORECAST FROM 11.5N TO 15N BETWEEN 70W AND 76W... 
INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. 
SEAS TO 8 FT. FROM 15N TO 17.5N BETWEEN 71W AND 74W E WINDS 20 
TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

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

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.