000
FZNT02 KNHC 232042
HSFAT2

IGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC WED AUG 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC WED AUG 23.
24 HOUR FORECAST VALID 1800 UTC THU AUG 24.
48 HOUR FORECAST VALID 1800 UTC FRI AUG 25.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL DEPRESSION HARVEY NEAR 21.6N 92.6W 1005 MB AT 2100 UTC
AUG 23 MOVING NW OR 320 DEG AT 2 KT. MAXIMUM SUSTAINED WINDS 30
KT GUSTS 40 KT NEAR CENTER. WITHIN 180 NM NE SEMICIRCLE E TO SE 
WINDS 20 TO 30 KT. SEAS TO 11 FT. SCATTERED TSTMS WITHIN 75 NM 
OF LOW AND ELSEWHERE WITHIN 360 NM NE QUADRANT.     
.24 HOUR FORECAST TROPICAL STORM HARVEY NEAR 23.8N 93.9W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE
WINDS WITHIN 50 NM NW AND SE QUADRANTS...70 NM NE AND 30 NM SW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 150 NM OF CENTER EXCEPT 
45 NM S QUADRANT WITH SEAS TO 19 FT. ELSEWHERE WITHIN 240 NM N 
AND 120 NM S SEMICIRCLES OF CENTER WINDS 20 TO 33 KT. SEAS TO 
11 FT. SCATTERED TSTMS GULF OF MEXICO N OF 22N W OF 90W. 
.48 HOUR FORECAST TROPICAL STORM HARVEY NEAR 26.4N 96.3W.
MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE
WINDS WITHIN 120 NM NE...90 NM SE...50 NM SW AND 80 NM NW 
QUADRANTS. SEAS 12 FT OR GREATER WITHIN 210 NM E AND 60 NM W
SEMICIRCLES WITH SEAS TO 22 FT. ELSEWHERE N OF 24N W OF
92W WINDS 20 TO 33 KT. SEAS TO 11 FT. SCATTERED TSTMS N OF 24N
W OF 89W.
.72 HOUR FORECAST TROPICAL STORM HARVEY INLAND NEAR 28.6N 97.3W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM HARVEY INLAND NEAR 29.0N 97.3W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.
.120 HOUR FORECAST TROPICAL STORM HARVEY INLAND NEAR 29.0N
96.5W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 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 24 HOUR FORECAST S OF 13.5N BETWEEN 70W AND 72W E 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN 48 HOUR FORECAST S OF 18N W OF 86W...INCLUDING THE 
GULF OF HONDURAS... E TO SE WINDS 20 TO 25 KT. SEAS LESS THAN
8 FT.

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

$$

.FORECASTER NELSON. NATIONAL HURRICANE CENTER.