000
FZNT02 KNHC 182119
HSFAT2

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC LOW PRES 32N75W 1005 MB WITH COLD FRONT SE TO 31N72W TO 
29N71W THEN SW TO 21N75W. N OF 27N W OF FRONT W TO NW WINDS 20 
TO 25 KT. SEAS 8 TO 12 FT IN MERGING NE SWELL AND W WIND 
WAVES...EXCEPT W OF BAHAMAS SEAS TO 8 FT. N OF 27N E OF FRONT TO 
67W S TO SW WINDS 20 TO 25 KT. SEAS 8 FT PRIMARILY IN NE SWELL.
.24 HOUR FORECAST LOW PRES N OF AREA WITH COLD FRONT 31N63W TO 
27N65W TO 20N71W. N OF 27N W OF FRONT TO 74W W TO NW WINDS 20 TO 
25 KT. SEAS 8 TO 11 FT. N OF 24N WITHIN 300 NM E OF FRONT SW 
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT IN MIXED NE AND W SWELL. 
.48 HOUR FORECAST COLD FRONT 31N53W TO 20N70W. WITHIN 120 NM W 
OF FRONT N OF 26N W TO NW WINDS 20 KT. SEAS 8 TO 9 FT. N OF 28N 
WITHIN 240 NM E OF FRONT S TO SW WINDS 20 TO 25 KT. SEAS TO 9 
FT. 

.ATLC S OF 11N NE TO E WINDS 20 KT. SEAS TO 8 FT.
.24 HOUR FORECAST S OF 18N NE TO E WINDS 20 KT. SEAS TO 9 FT IN 
MIXED NW AND NE SWELL.
.48 HOUR FORECAST SE OF LINE FROM 10N62W TO 21N35W NE WINDS 20 
KT. SEAS 8 TO 10 FT IN NE SWELL.

.ATLC FRONTAL TROUGH 25N35W TO 19N62W. N OF 28N E OF 48W SW TO W 
WINDS 20 T0 30 KT. SEAS 12 TO 16 FT WITH NW SWELL. ELSEWHERE N 
OF 22N W OF TROUGH TO 60W WINDS LESS THAN 20 KT. SEAS 8 TO 12 FT 
IN NW SWELL. WITHIN 90 NM SE OF TROUGH TO 60W WINDS LESS THAN 20 
KT. SEAS 8 TO 10 FT IN NW SWELL. 
.24 HOUR FORECAST TROUGH DIFFUSE. N OF 20N E OF 53W WINDS LESS 
THAN 20 KT. SEAS 8 TO 12 FT IN NW SWELL.
.48 HOUR FORECAST ELSEWHERE SE OF LINE FROM 13N61W TO 31N39W 
WINDS LESS THAN 20 KT. SEAS 8 TO 10 FT IN N TO NE SWELL.

.CARIBBEAN COLD FRONT 20N76W TO 15N83W. TROUGH 17N75W TO 10N75W. 
W OF 84W NW WINDS 20 KT. SEAS LESS THAN 8 FT. S OF 14N E OF 
TROUGH TO 72W E TO SE WINDS 20 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST DISSIPATING COLD FRONT 20N73W TO 10N78W. W OF 
FRONT TO 83W S OF 18N N TO NE WINDS 20 KT. SEAS TO 8 FT. E OF 
TROUGH TO 63W E TO SE WINDS 20 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FRONT AND TROUGH DISSIPATED. N OF 12N E OF 78W 
E TO SE WINDS 20 KT...EXCEPT TO 25 KT S OF 17N E OF 75W. SEAS 8 
TO 10 FT.

.GULF OF MEXICO S OF 25N BETWEEN 84W AND 90W NW WINDS 20 KT. 
SEAS LESS THAN 8 FT.  
.24 HOUR FORECAST W OF 95W SE TO S WINDS 20 KT. SEAS LESS THAN 8 
FT.  
.48 HOUR FORECAST WITHIN 120 NM EITHER SIDE OF LINE FROM 21N90W 
TO 29N96W SE TO S WINDS 20 KT. SEAS TO 8 FT. 

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

$$
.FORECASTER SCHAUER. TROPICAL PREDICTION CENTER.