000
FZNT02 KNHC 172040
HSFAT2

HIGH SEAS FORECAST                                             
NWS NATIONAL HURRICANE CENTER MIAMI FL                           
2230 UTC SAT AUG 17 2013

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 SAT AUG 17.
24 HOUR FORECAST VALID 1800 UTC SUN AUG 18.
48 HOUR FORECAST VALID 1800 UTC MON AUG 19.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM ERIN NEAR 21.0N 37.0W 1006 MB AT 2100 UTC AUG 17
MOVING NW OR 315 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 35 KT
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 60 NM N
SEMICIRCLE...50 NM SE QUADRANT AND 0 NM SW QUADRANT. SEAS 12 FT
OR GREATER WITHIN 75 NM N SEMICIRCLE...60 NM SE QUADRANT AND 30
NM SW QUADRANT WITH SEAS TO 14 FT. ELSEWHERE WITHIN 270 NM NE 
AND WITHIN 120 NM SW SEMICIRCLES WINDS 20 TO 33 KT. SEAS 8 TO 11
FT. 
.24 HOUR FORECAST TROPICAL DEPRESSION ERIN NEAR 22.2N 40.4W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS TO 12 FT WITHIN
60 NM OF CENTER. ELSEWHERE WITHIN 270 NM N AND WITHIN 150 NM S
SEMICIRCLES WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. 
.48 HOUR FORECAST TROPICAL DEPRESSION ERIN NEAR 24.0N 45.0W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS TO 12 FT WITHIN
45 NM OF CENTER. ELSEWHERE WITHIN 270 NM N AND WITHIN 210 NM S
SEMICIRCLES WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. 
.72 HOUR FORECAST POST TROPICAL REMNANT LOW ERIN NEAR 26.5N
49.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
 
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 AND CARIBBEAN FROM 18N TO 21N BETWEEN 70W AND 76W INCLUDING
WINDWARD PASSAGE NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.CARIBBEAN FROM 11N TO 14N BETWEEN 70W AND 75W NE TO E WINDS 20 
TO 25 KT. SEAS TO 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.GULF OF MEXICO LOW PRES NEAR 21N93W 1010 MB. WINDS 20 KT OR 
LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
22N95W 1010 MB. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST LOW PRES INLAND. 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.