000
FZNT02 KNHC 210859
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC FRI SEP 21 2007
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

SECURITE

ATLANTIC FROM 7N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND 
GULF OF MEXICO 

SYNOPSIS VALID 0600 UTC FRI SEP 21
24 HOUR FORECAST VALID 0600 UTC SAT SEP 22
48 HOUR FORECAST VALID 0600 UTC SUN SEP 23

.WARNINGS.
.NONE.

.SYNOPSIS AND FORECAST.
.ATLC W OF 77W SE WINDS TO 20 KT SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WINDS LESS THAN 20 KT SEAS LESS THAN 8 FT.

.ATLC TROUGH 31N45W 25N50W 22N57W. N OF 27N WITHIN 180 NM E OF 
TROUGH SW WINDS TO 20 KT SEAS LESS THAN 8 FT. WINDS AND SEAS 
HIGHER IN SCATTERED TSTMS WITHIN 120 NM E OF TROUGH.
.24 HOUR FORECAST WEAKENING TROUGH 31N44W 25N50W. N OF 30N 
WITHIN 120 NM E OF TROUGH SW WINDS TO 20 KT SEAS LESS THAN 8 FT.
.48 HOUR FORECAST TROUGH DISSIPATING. WINDS LESS THAN 20 KT SEAS 
LESS THAN 8 FT.

.ATLC FROM 10N TO 22N E OF 40W NE WINDS TO 20 KT SEAS TO 8 FT 
WITH NE SWELL. FROM 9N TO 19N BETWEEN 40W AND 50W NE TO E WINDS 
TO 20 KT SEAS TO 8 FT WITH E SWELL. WINDS AND SEAS HIGHER IN 
NUMEROUS TSTMS FROM 8N TO 11N BETWEEN 40W AND 50W.
.24 HOUR FORECAST FROM 12N TO 18N E OF 45W NE TO E WINDS TO 20 
KT SEAS TO 8 FT WITH NE SWELL. FROM 10N TO 16N BETWEEN 45W AND 
55W E WINDS TO 20 KT SEAS TO 8 FT WITH E SWELL.
.48 HOUR FORECAST LITTLE CHANGE.

.CARIBBEAN FROM 12N TO 15N BETWEEN 68W AND 75W E WINDS TO 20 KT 
SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST FROM 12N TO 15N BETWEEN 68W AND 75W E WINDS 20 
KT SEAS TO 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.CARIBBEAN TROUGH 18N85W TO LOW PRES 12N82W 1010 MB. WITHIN 150 
NM EITHER SIDE OF TROUGH WINDS 20 KT SEAS TO 8 FT IN SCATTERED 
TSTMS.
.24 HOUR FORECAST LOW PRES NEAR 16N84W 1009 MB. WITHIN 180 NM NE 
SEMICIRCLE OF LOW WINDS 20 TO 25 KT SEAS TO 9 FT IN SCATTERED 
TSTMS.
.48 HOUR FORECAST LOW PRES NEAR 20N85W 1008 MB. LITTLE CHANGE.

.GULF OF MEXICO LOW PRES 28N85W 1005 MB..POSSIBLE TROPICAL OR 
SUBTROPICAL DEVELOPMENT..N OF 28N E OF 87W NE WINDS 20 TO 30 KT 
SEAS TO 9 FT. FROM 25N TO 28N E OF 87W S TO SW WINDS 20 TO 25 KT 
SEAS TO 8 FT. WINDS AND SEAS HIGHER IN SCATTERED SQUALLS.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL OR SUBTROPICAL  
CYCLONE...29N87W 1004 MB...OVER FORECAST WATERS WITHIN 180 NM S 
AND 120 NM N SEMICIRCLES WINDS 20 TO 30 KT SEAS TO 10 FT. 
.48 HOUR FORECAST LOW PRES INLAND NEAR 30N90W. N OF 27N E OF 90W 
SE TO S WINDS 20 KT SEAS TO 8 FT. ELSEWHERE E OF 90W SE WINDS TO 
20 KT SEAS LESS THAN 8 FT.

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

$$
FORECASTER RRG
TROPICAL PREDICTION CENTER
TROPICAL ANALYSIS AND FORECAST BRANCH