000
FZNT02 KNHC 171620
HSFAT2

HIGH SEAS FORECAST
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 
1630 UTC WED MAR 17 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED MAR 17.
24 HOUR FORECAST VALID 1200 UTC THU MAR 18.
48 HOUR FORECAST VALID 1200 UTC FRI MAR 19.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 29N35W TO 26N46W TO 22N57W THEN WEAKENING 
FRONTAL TROUGH TO 19.5N70W. S OF FRONT TO 22N BETWEEN 38W AND 
54W SW WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. NW OF FRONT N OF 24N 
W TO 58W SW TO W WINDS 20 TO 30 KT. SEAS 9 TO 18 FT...HIGHEST NE 
PART. W OF 58W NE OF LINE 24N58W TO 31N69W NW WINDS 20 TO 25 KT. 
SEAS 9 TO 15 FT...HIGHEST N. ELSEWHERE N OF 22N E OF 75W WINDS 
LESS THAN 20 KT. SEAS TO 8 FT IN NW SWELL. 
.24 HOUR FORECAST COLD FRONT 27N35W TO 23N46W THEN WEAK FRONTAL 
TROUGH TO 20N60W. N OF 26N W OF FRONT TO 48W W WINDS 20 TO 
30 KT. SEAS 11 TO 17 FT. ELSEWHERE N OF 21N W OF TROUGH TO 64W 
WINDS LESS THAN 20 KT. SEAS 8 TO 11 FT IN NW SWELL. 
.48 HOUR FORECAST TROUGH DIFFUSE. N OF 28N BETWEEN 40W AND 35W 
NW WINDS 20 KT. SEAS 15 FT IN N SWELL. ELSEWHERE N OF 26N E OF 
65W AND FROM 26N TO 22N E OF 55W WINDS LESS THAN 20 KT. SEAS 8 
TO 14 FT IN NW SWELL.

.ATLC S OF 10N E OF 54W NE TO E WINDS 20 KT. SEAS TO 8 FT.
.24 HOUR FORECAST S OF 12N E OF 60W NE TO E WINDS 20 KT. SEAS TO 
8 FT.
.48 HOUR FORECAST S OF 16N E OF 55W NE TO E WINDS 20 KT. SEAS TO 
9 FT.

.CARIBBEAN S OF 14N E OF 77W NE TO E WINDS 20 KT. SEAS LESS THAN 
8 FT. 
.24 HOUR FORECAST S OF 14N E OF 73W E WINDS 20 KT. SEAS TO 8 FT. 
W OF 82W N WINDS 20 KT. SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST SE OF LINE 18.5N65W TO 12N74W SE WINDS 20 TO 
25 KT. SEAS TO 9 FT S PORTIONS. S OF 18N W OF 78W N WINDS 20 TO 
25 KT. SEAS TO 9 FT.

.GULF OF MEXICO S OF 25N W OF 90W NW TO N WINDS 20 TO 30 KT. 
SEAS TO 11 FT. WIND AND SEAS HIGHEST SW PART.   
.24 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS TO 8 FT NEAR 
26N85W. 
.48 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.  

.ATLC 24 HOUR FORECAST LOW PRES NEAR 31N78W 1010 MB WITH TROUGH 
S TO 25N77W. WITHIN 360 NM S SEMICIRCLE OF LOW SW TO W WINDS 20 
TO 25 KT. SEAS TO 9 FT. ELSEWHERE N OF 25N W OF 64W WINDS LESS 
THAN 20 KT. SEAS 8 TO 10 FT IN NE SWELL.
.48 HOUR FORECAST LOW PRES N OF AREA TRAIL COLD FRONT 31N76W TO 
23N73W. N OF 27N W OF FRONT W TO NW WINDS 20 TO 25 KT. SEAS 8 TO 
12 FT. N OF 25N WITHIN 300 NM E OF FRONT SW WINDS 20 TO 25 KT. 
SEAS 8 TO 10 FT.

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

$$
.FORECASTER STRIPLING. TROPICAL PREDICTION CENTER.