000
FZNT23 KNHC 170919
OFFNT3

OFFSHORE WATERS FORECAST FOR THE SW AND TROPICAL N ATLANTIC 
AND CARIBBEAN SEA 
NWS NATIONAL HURRICANE CENTER MIAMI FL
530 AM EDT SUN APR 17 2011

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.

AMZ089-171530-
SYNOPSIS FOR CARIBBEAN SEA AND TROPICAL N ATLC FROM 07N TO 22N 
BETWEEN 55W AND 65W
530 AM EDT SUN APR 17 2011

.SYNOPSIS...LIGHT TO MODERATE TRADES WILL PREVAIL OVER MOST OF 
THE CARIBBEAN THROUGH NEXT WEEK. A WEAK TROUGH WILL LINGER 
BETWEEN 55W AND 60W N OF 15N THROUGH MON...THEN SHIFT TO THE N 
OF THE LEEWARD ISLANDS BY MIDWEEK.
  
$$
AMZ082-171530-
NW CARIBBEAN N OF 15N W OF 75W 
530 AM EDT SUN APR 17 2011
 
.TODAY THROUGH MON...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.
.MON NIGHT THROUGH WED...W OF 84W SE WINDS 15 TO 20 KT. 
SEAS 4 TO 6 FT. N OF 18N E OF 80W NE TO E WINDS 15 TO 20 KT. 
SEAS 3 TO 5 FT. ELSEWHERE E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 
FT. 
.THU...S OF 18N W OF 84W E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. N 
OF 18N E OF 78W NE TO E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. 
ELSEWHERE E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.

$$
AMZ084-171530-
SW CARIBBEAN S OF 15N W OF 75W  
530 AM EDT SUN APR 17 2011

.TODAY...FROM 10N TO 12N E OF 78W NE WINDS 15 TO 20 KT. SEAS 5 
TO 7 FT. ELSEWHERE NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 
.TONIGHT THROUGH WED...FROM 10N TO 13N W OF 78W NE WINDS 15 TO 
20 KT. SEAS 5 TO 7 FT. ELSEWHERE NE WINDS 10 TO 15 KT. SEAS 3 TO 
5 FT.
.THU...S OF 13N W OF 80W E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. 
ELSEWHERE NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.

$$
AMZ086-171530-
E CARIBBEAN E OF 75W TO THE LEEWARD AND WINDWARD ISLANDS 
530 AM EDT SUN APR 17 2011

.TODAY THROUGH WED...S OF 13N W OF 70W NE WINDS 15 TO 20 KT. 
SEAS 4 TO 7 FT. WINDWARD PASSAGE AND N OF 16N BETWEEN 67W AND 
72W NE TO E WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. ELSEWHERE NE TO E 
WINDS 10 TO 15 KT. SEAS 2 TO 4 FT E OF 70W AND 3 TO 5 FT W OF 
70W. 
.THU...NE TO E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.

$$
AMZ087-171530-
TROPICAL N ATLANTIC FROM 07N TO 22N BETWEEN 55W AND 65W 
530 AM EDT SUN APR 17 2011
 
.TODAY AND TONIGHT...N OF 16N NE TO E WINDS 10 TO 15 KT. SEAS 5 
TO 7 FT IN NE SWELL. S OF 16N NE TO E WINDS 5 TO 10 KT. SEAS 4 
TO 5 FT IN NE SWELL.
.MON THROUGH WED...N OF 12N NE TO E WINDS 5 TO 10 KT. SEAS 5 TO 
7 FT IN NE SWELL. S OF 12N NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 
5 FT.
.THU...E TO SE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT IN NE SWELL.

$$
AMZ088-171530-
SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS 
530 AM EDT SUN APR 17 2011

.SYNOPSIS...A COLD FRONT EXTENDING FROM 31N78W TO CAPE CANAVERAL 
WILL WEAKEN AS IT MOVES SOUTHEASTWARD INTO THE FLORIDA KEYS 
TODAY AND DISSIPATE AS IT LIFTS NORTHWARD INTO MON. RIDGING WILL 
BUILD OVER NE WATERS BY LATE MON WHILE A SURFACE TROUGH BEGINS 
TO APPROACH THE AREA FROM THE E. THE PRES GRADIENT BETWEEN THE 
FEATURES WILL MAINTAIN FRESH NE FLOW S OF A LINE FROM BERMUDA TO 
THE CENTRAL BAHAMAS LATE MON INTO WED. THE TROUGH WILL PUSH W OF 
65W ON THU. 

$$
AMZ080-171530-
SW N ATLANTIC S OF 31N W OF 65W INCLUDING BAHAMAS
530 AM EDT SUN APR 17 2011

.TODAY AND TONIGHT...W OF FRONT N TO NE WINDS 10 TO 15 KT 
DIMINISHING TO 10 KT TONIGHT. SEAS 3 TO 5 FT EXCEPT 1 TO 2 FT W 
OF BAHAMAS. N OF 27N E OF FRONT E TO SE WINDS 10 KT EXCEPT S TO 
SW WINDS 15 TO 20 KT WITHIN 90 NM OF FRONT N OF 29N EARLY TODAY. 
SEAS 4 TO 7 FT IN NE SWELL. S OF 27N NE TO E WINDS 10 TO 15 KT 
EXCEPT E TO SE WINDS 5 TO 10 KT N OF 22N W OF 70W TODAY. SEAS 3 
TO 5 FT EXCEPT 1 TO 2 FT W OF BAHAMAS. SCATTERED SHOWERS ALONG 
FRONT.
.MON THROUGH WED...N OF 27N W OF 70W SE WINDS 10 KT. SEAS 3 TO 5 
FT. N OF 27N E OF 70W NE TO E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT 
BUILDING TO 7 TO 10 FT IN NE SWELL LATE TUE AND WED. FROM 22N TO 
27N W OF BAHAMAS E TO SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 
ELSEWHERE NE TO E WINDS 10 TO 15 KT INCREASING TO 15 TO 20 KT 
TUE AND WED. SEAS 4 TO 7 FT BUILDING TO 7 TO 10 FT IN NE SWELL E 
OF BAHAMAS TUE AND WED. SCATTERED SHOWERS MAINLY E OF 70W WED.
.THU...N OF 27N E OF 70W NE TO E WINDS 15 TO 20 KT. SEAS 7 TO 9 
FT IN E SWELL. N OF 28N W OF 74W VARIABLE WINDS 5 TO 10 KT. SEAS 
4 TO 6 FT IN E SWELL. S OF 24N E OF 70W N TO NE WINDS NE WINDS 5 
TO 10 KT. SEAS 5 TO 7 FT IN NE SWELL. ELSEWHERE NE TO E WINDS 15 
KT SEAS 6 TO 8 FT IN NE TO E SWELL E OF BAHAMAS AND 3 TO 5 FT W 
OF BAHAMAS. SCATTERED SHOWERS MAINLY E OF 70W.

$$
FORECASTER SCHAUER