000
FZNT02 KNHC 172105
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2130 UTC TUE SEP 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 TUE SEP 17.
24 HOUR FORECAST VALID 1800 UTC WED SEP 18.
48 HOUR FORECAST VALID 1800 UTC THU SEP 19.
 
.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM HUMBERTO NEAR 30.3N 42.8W 1005 MB AT 2100 UTC
SEP 17 MOVING N OR 360 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 40
KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM OVER 
NE QUADRANT. SEAS 12 FT OR GREATER WITHIN 60 NM NW AND SE 
QUADRANTS...150 NM NE AND 45 NM SW QUADRANTS WITH SEAS TO 17
FT. ELSEWHERE OVER FORECAST WATERS WITHIN 210 NM OF CENTER
WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST TROPICAL STORM HUMBERTO NEAR 32.0N 43.4W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 120 NM NE AND 40 NM SE QUADRANTS. SEAS 12 FT OR
GREATER WITHIN 75 NM NW AND SE QUADRANTS...180 NM NE AND 60 NM
SW QUADRANTS WITH SEAS TO 18 FT. ELSEWHERE OVER FORECAST WATERS
WITHIN 210 NM OF CENTER WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST TROPICAL STORM HUMBERTO NEAR 35.0N 42.1W.
MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE
WINDS WITHIN 50 NM W SEMICIRCLE...120 NM NE QUADRANT AND 60 NM
SE QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM NW AND SE 
QUADRANTS...210 NM NE AND 90 NM SW QUADRANTS WITH SEAS TO 20 FT. 
N OF 30N BETWEEN 40W AND 45W S WINDS 20 TO 25 KT. SEAS TO 10 FT.
.72 HOUR FORECAST TROPICAL STORM HUMBERTO NEAR 40.7N 37.2W.
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST TROPICAL EXTRATROPICAL HUMBERTO NEAR
51.5N 27.0W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 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 AND GULF OF MEXICO LOW PRES INLAND NEAR 18N88W 1008 MB.
FROM 18N TO 22N BETWEEN 84W AND 87W...INCLUDING THE YUCATAN CHANNEL
...E TO SE WINDS 20 TO 25 KT. SEAS TO 10 FT. SCATTERED TSTMS FROM
18N TO 20N BETWEEN 81W AND 87W. 
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...20N92W
1007 MB. FROM 20N TO 25N BETWEEN 85W AND 89W...INCLUDING THE YUCATAN
CHANNEL...SE WINDS 20 TO 25 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...22N95W
1007 MB. WITHIN 240 NM NE SEMICIRCLE OF LOW E TO E WINDS 20 TO 
25 KT. SEAS TO 9 FT.

.CARIBBEAN FROM 12N TO 15N BETWEEN 72W AND 78W NE TO E WINDS 20
TO 25 KT. SEAS TO 8 FT IN E SWELL. 
.18 HOUR FORECAST 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.