000
FZNT23 KNHC 130902
OFFNT3

OFFSHORE WATERS FORECAST FOR THE SW AND TROPICAL N ATLANTIC AND 
CARIBBEAN SEA 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
530 AM EDT TUE APR 13 2010

OFFSHORE WATERS FORECAST FOR THE TROPICAL N ATLC FROM 07N TO 22N 
BETWEEN 55W AND 65W...THE SW N ATLANTIC S OF 31N W OF 65W 
INCLUDING BAHAMAS...AND THE CARIBBEAN SEA.

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.

AMZ089-131530-
SYNOPSIS FOR CARIBBEAN SEA AND TROPICAL N ATLC FROM 07N TO 22N 
BETWEEN 55W AND 65W
530 AM EDT TUE APR 13 2010

.SYNOPSIS...WEAK LOW PRES WILL DEVELOP ACROSS AND TO THE NE OF 
THE VIRGIN ISLANDS AND MOVE SLOWLY E AND INTO THE CENTRAL ATLC 
BY SAT. HIGH PRES SINKING INTO THE GULF COAST REGION NEXT FEW 
DAYS WILL PRODUCE FRESH TO STRONG E WINDS ACROSS THE GULF THAT 
WILL SPREAD S ACROSS NW PORTIONS OF THE CARIBBEAN WED NIGHT 
THROUGH FRI NIGHT BEFORE DECREASING SAT. 

$$
AMZ082-131530-
NW CARIBBEAN N OF 15N W OF 75W
530 AM EDT TUE APR 13 2010

.TODAY THROUGH WED...N OF 18N NE TO E WINDS 10 TO 15 KT 
BECOMING NE 15 TO 20 KT TUE NIGHT INCREASING TO 20 TO 25 KT LATE 
WED. SEAS 3 TO 4 FT BUILDING 5 TO 7 FT WED. S OF 18N NE TO E 
WINDS 10 TO 15 KT BECOMING NE 15 KT WED. SEAS 3 TO 4 FT. 
.WED NIGHT AND THU...N OF 18N NE TO E WINDS 20 TO 25 KT. SEAS 5 
TO 8 FT. S OF 18N NE WINDS 15 KT EXCEPT 15 TO 20 KT E OF 80W. 
SEAS 4 TO 5 FT IN NE SWELL EXCEPT 5 TO 6 FT E OF 80W.
.FRI AND SAT...N OF 18N E WINDS 20 TO 25 KT EARLY FRI 
DIMINISHING TO 15 TO 20 KT FRI NIGHT THEN BECOMING E TO SE 15 KT 
SAT. SEAS 5 TO 8 FT EARLY FRI SUBSIDING 3 TO 6 FT SAT. S OF 18N 
NE TO E WINDS 10 TO 15 KT BECOMING E TO SE SAT. SEAS 3 TO 5 FT 
SUBSIDING TO 3 TO 4 FT SAT.

$$
AMZ084-131530-
SW CARIBBEAN S OF 15N W OF 75W  
530 AM EDT TUE APR 13 2010

.TODAY THROUGH WED NIGHT...W OF 80W N TO NE WINDS 15 KT 
BECOMING NE 10 TO 15 KT WED. SEAS 5 TO 6 FT IN NE SWELL 
SUBSIDING TO 3 TO 4 FT WED. E OF 80W NE TO E WINDS 15 TO 20 KT 
DIMINISHING TO 10 TO 15 KT WED. SEAS 5 TO 7 FT IN E SWELL 
SUBSIDING TO 4 TO 5 FT WED. SCATTERED SHOWERS ISOLATED TSTMS S 
PART THROUGH TUE EVENING.
.WED NIGHT THROUGH FRI...W OF 80W N TO NE WINDS 10 KT 
DIMINISHING TO 5 TO 10 KT FRI. SEAS 3 TO 4 FT SUBSIDING 2 TO 3 
FT FRI. E OF 80W NE TO E WINDS 15 KT BECOMING VARIABLE 5 TO 10 
KT S OF 11N FRI. SEAS 3 TO 5 FT. 
.SAT...N OF 11N E OF 78W E WINDS 15 KT INCREASING TO 20 KT ALONG 
COAST OF COLOMBIA. SEAS 3 TO 5 FT. ELSEWHERE VARIABLE WINDS 5 TO 
10 KT. SEAS 2 TO 3 FT.

$$
AMZ086-131530-
E CARIBBEAN E OF 75W TO THE LEEWARD AND WINDWARD ISLANDS
530 AM EDT TUE APR 13 2010

.TODAY AND TONIGHT...S OF 15N E OF 68W NE TO E WINDS 15 KT. SEAS 
4 TO 5 FT. ELSEWHERE NE TO E WINDS 15 TO 20 KT DIMINISHING TO 15 
KT N OF 15N TUE NIGHT. SEAS 5 TO 7 FT SUBSIDING TO 4 TO 5 FT TUE 
NIGHT.
.WED THROUGH FRI...W OF 68W NE WINDS 15 KT INCREASING TO 15 TO 
20 KT THU BECOMING NE TO E 20 TO 25 KT FRI. SEAS 3 TO 5 FT 
BUILDING 5 TO 8 FT N PORTIONS FRI AND SAT. E OF 68W E TO SE 
WINDS 10 TO 15 KT BECOMING NE TO E WED NIGHT THEN INCREASING N 
OF 14N TO 20 TO 25 KT FRI AND SAT. SEAS 2 TO 4 FT S PORTIONS AND 
BUILDING 6 TO 7 FT.

$$
AMZ087-131530-
TROPICAL N ATLANTIC FROM 07N TO 22N BETWEEN 55W AND 65W 
530 AM EDT TUE APR 13 2010
 
.TODAY AND TONIGHT...N OF 16N NE TO E WINDS 15 TO 20 KT AND 
GUSTY. SEAS 7 FT. S OF 16N E WINDS 15 KT. SEAS 6 FT IN E SWELL.
.WED THROUGH THU...SE WINDS 10 TO 15 KT. SEAS 7 FT IN E SWELL. 
.FRI AND SAT...N OF 18N NE WINDS 20 KT. SEAS BUILD TO 9 FT. FROM 
12N TO 18N S WINDS 5 TO 10 KT. SEAS 5 FT IN E SWELL. S OF 12N E 
WINDS 10 KT. SEAS 5 FT IN E SWELL.

$$
AMZ088-131530-
SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS 
530 AM EDT TUE APR 13 2010

.SYNOPSIS...TROUGH FROM 31N65W TO 28N75W WILL MOVE E OF THE AREA 
TONIGHT AS HIGH PRES ACROSS THE NE U.S. SHIFTS S AND STRENGTHENS 
ACROSS THE REGION. MODERATE TO STRONG NE WINDS WILL DOMINATE 
MOST OF THE AREA TUE THROUGH THU. HIGH PRES WILL SHIFT E OFF OF 
N FLORIDA AND INTO N PORTIONS SAT AND ALLOW WINDS TO DIMINISH 
QUICKLY.

$$
AMZ080-131530-
SW N ATLANTIC S OF 31N W OF 65W INCLUDING BAHAMAS 
530 AM EDT TUE APR 13 2010

.TODAY THROUGH THU...N OF 23N NE WINDS 20 TO 25 KT INCREASING TO 
25 TO 30 KT LATE WED. SEAS 7 TO 10 FT. S OF 23N NE TO E WINDS 15 
KT INCREASE TO 20 KT THU. SEAS 5 TO 6 FT BUILDING 6 TO 8 FT LATE 
THU.
.FRI AND SAT...N OF 27N N WINDS 10 KT. SEAS 7 FT IN SUBSIDING NE 
SWELL. S OF 27N NE WINDS 15 KT. SEAS 7 FT IN SUBSIDING NE SWELL.

$$ 
FORECASTER DGS