000
FZNT02 KNHC 182154
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC WED APR 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC WED APR 18
24 HOUR FORECAST VALID 1800 UTC THU APR 19
48 HOUR FORECAST VALID 1800 UTC FRI APR 20

.WARNINGS.
NONE.

.SYNOPSIS AND FORECAST.
.ATLC COLD FRONT 31N49W 24N53W 21N60W 18N67W. N OF 26N WITHIN 
210 NM E OF FRONT SW WINDS 25 TO 30 KT SEAS 9 TO 13 FT. N OF 26N 
W OF FRONT TO 67W W TO NW WINDS 25 TO 30 KT SEAS 12 TO 18 FT IN 
NW SWELL. ELSEWHERE WITHIN 300 NM E OF FRONT SW WINDS 20 TO 25 KT
SEAS 8 TO 12 FT. ELSEWHERE W OF FRONT TO 73W WINDS LESS THAN 20 
KT SEAS 8 TO 11 FT PRIMARILY IN NW SWELL.
.24 HOUR FORECAST WEAKENING COLD FRONT 31N46W TO 25N52W...THEN 
DIFFUSE TO 20N59W. N OF 24N WITHIN 240 NM E OF FRONT SW WINDS 
25 TO 30 KT SEAS 9 TO 13 FT. N OF 28N W OF FRONT TO 62W W WINDS 
20 TO 25 KT SEAS 12 TO 16 FT IN NW SWELL. ELSEWHERE W OF FRONT 
TO 68W WINDS LESS THAN 20 KT SEAS 8 TO 12 IN NW SWELL...HIGHEST
N OF 28N.
.48 HOUR FORECAST DISSIPATING FRONT 31N43W 24N50W. SEE SECOND 
PARAGRAPH BELOW FOR CONDITIONS W OF THE FRONT.

.ATLC S OF 10N E OF 50W NE WINDS 20 KT SEAS LESS THAN 8 FT.
.24 HOUR FORECAST S OF 14N W OF 50W NE TO E WINDS TO 20 KT SEAS 
TO 8 FT.
.48 HOUR FORECAST S OF 13N E OF 51W NE WINDS TO 20 KT SEAS TO 
8 FT.

.24 HOUR FORECAST ATLC NEW LOW NEAR 29N71W 1005 MB WITH COLD 
FRONT TO 22N77W. N OF 29N WITHIN 420 NM W OF LOW N TO NE WINDS 
TO 20 KT SEAS TO 8 FT. ELSEWHERE N OF 25N W OF FRONT TO 77W NW 
WINDS TO 20 KT SEAS LESS THAN 8 FT. S OF 29N E OF FRONT TO 68W 
SW WINDS TO 20 KT SEAS TO 8 FT.
.48 HOUR FORECAST LOW MOVED N OF AREA NEAR 34N58W 1001 MB WITH 
COLD SW THROUGH 31N60W TO 25N64W TO 19N69W. N OF 23N E OF FRONT 
TO DISSIPATING FRONT DESCRIBED IN SECOND PARAGRAPH ABOVE SW 
WINDS 20 TO 25 KT SEAS 8 TO 12 FT IN NW SWELL. N OF 24N WITHIN 
480 NM W OF FRONT W TO NW WINDS 20 KT SEAS TO 8 FT. N OF 29N W 
OF 72W N TO NE WINDS 20 TO 25 KT SEAS TO 8 FT.

.CARIBBEAN S OF 13N E OF 64W SE WINDS TO 20 KT SEAS LESS THAN 
8 FT.
.24 HOUR FORECAST S OF 13N E OF 67W SE WINDS 20 KT SEAS LESS 
THAN 8 FT.
.48 HOUR FORECAST S OF 14N E OF 66W SE WINDS TO 20 KT SEAS LESS 
THAN 8 FT.

.GULF OF MEXICO COLD FRONT 30N84W 26.5N90W 26N97W. W OF FRONT
NW WINDS TO 20 KT SEAS LESS THAN 8 FT.
.12 HOUR FORECAST FRONT E OF AREA. WINDS LESS THAN 20 KT SEAS 
LESS THAN 8 FT.

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

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