000
FZNT02 KNHC 182206
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 
2230 UTC SUN APR 18 2010

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 BETWEEN 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND 
GULF OF MEXICO

SYNOPSIS VALID 1200 UTC SUN APR 18.
24 HOUR FORECAST VALID 1200 UTC MON APR 19.
48 HOUR FORECAST VALID 1200 UTC TUE APR 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 22N35W TO 18N41W THEN STATIONARY FRONT TO 
12N60W. N OF 27N E OF 52W W TO NW WINDS 20 TO 30 KT. SEAS 12 TO 
17 FT. N OF FRONT TO 17N NE TO E WINDS 20 KT. SEAS TO 9 FT IN   
MIXED N AND NE SWELL. ELSEWHERE N OF 18N E OF 60W WINDS LESS 
THAN 20 KT. SEAS 8 TO 11 FT IN N TO NE SWELL. 
.24 HOUR FORECAST WEAKENING COLD FRONT FROM 18N35W TO 15N46W 
THEN CONTINUING AS FRONTAL TROUGH TO 14N60W. N OF 25N E OF 41W W 
TO NW WINDS 20 TO 25 KT. SEAS 12 TO 18 FT IN NW SWELL. N OF 
FRONT TO 20N BETWEEN 54W AND 60W NE TO E WINDS 20 KT. SEAS TO 9 
FT. ELSEWHERE NW OF FRONT E OF 54W WINDS LESS THAN 20 KT. SEAS 8 
TO 12 FT IN NW SWELL.
.48 HOUR FORECAST COLD FRONT DISSIPATED. N OF 15N  AND E OF LINE 
31N40W TO 15N50W WINDS LESS THAN 20 KT. SEAS 8 TO 10 FT IN NW 
SWELL.

.ATLC DEVELOPING WARM FRONT 25N80W TO 24N72W. WITHIN 120 NM S OF 
FRONT SE WINDS 20 KT. SEAS TO 8 FT E OF BAHAMAS. 
.24 HOUR FORECAST LOW PRES 1010 MB INLAND OVER SOUTH FLORIDA  
WITH FRONTAL BOUNDARY ALONG 26N75W TO 31N65W. N OF FRONT BETWEEN 
BAHAMAS AND 80W NE TO E WINDS 20 KT. SEAS LESS THAN 8 FT. FROM 
24N TO 28N E OF FRONT TO 64W S TO SW WINDS 20 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FRONTAL BOUNDARY FROM 31N54W TO 26N63W TO 
27N71 TO 24N76W. N OF 29N E OF FRONT TO 44W SW WINDS 25 TO 30 KT 
WITH HIGHER GUSTS. FROM 25N TO 29N E OF FRONT TO 48W SW WINDS 20 
TO 25 KT. SEAS 8 TO 12 FT. NW OF FRONT TO 62W NW WINDS TO 20 KT. 
SEAS 8 TO 12 FT IN NE SWELL. FROM 26N TO 28N W OF FRONT TO 77W 
NE WINDS 20 KT. SEAS TO 8 FT.
 
.CARIBBEAN FROM 12N TO 15N E OF 73W E WINDS 20 KT. SEAS LESS 
THAN 8 FT.
.24 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.GULF OF MEXICO LOW PRES 1009 MB NEAR 25N84W WITH WARM FRONT 
EXTENDING THROUGH 25N80W TO 24N72W. WITHIN 90 NM OF LOW EXCEPT 
30 NM NE QUADRANT WINDS 20 KT. SEAS LESS THAN 8 FT.
.LOW PRES 1010 MB INLAND OVER SOUTH FLORIDA. S OF 27N E OF 85W 
INCLUDING THE STRAITS OF FLORIDA WINDS 20 KT. SEAS LESS THAN 8 
FT.  
.48 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

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

$$
.FORECASTER GR. TROPICAL PREDICTION CENTER.