000
FZNT23 KNHC 170323
OFFNT3

OFFSHORE WATERS FORECAST FOR THE SW AND TROPICAL N ATLANTIC AND 
CARIBBEAN SEA  
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1030 PM EST SAT JAN 16 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.

AMZ089-170930-
SYNOPSIS FOR CARIBBEAN SEA AND TROPICAL N ATLC FROM 07N TO 22N 
BETWEEN 55W AND 65W
1030 PM EST SAT JAN 16 2010

.SYNOPSIS...HIGH PRES IN THE WESTERN N ATLC WILL MOVE SE INTO 
THE CENTRAL N ATLANTIC THROUGH SUN CAUSING THE TRADES TO 
DIMINISH MON. THIS DECREASE IN TRADES WILL BE SHORT LIVED AS 
HIGH PRESSURE RAPIDLY BUILDS BACK ACROSS THE WESTERN N ATLANTIC 
ON TUE. A COLD FRONT WILL MOVE INTO THE NW CARIBBEAN FROM THE 
GULF OF MEXICO SUN. THE FRONT WILL REACH FROM WESTERN CUBA TO W 
HONDURAS WHERE IT WILL STALL AND WEAKEN ON SUN NIGHT. 

$$
AMZ082-170930-
NW CARIBBEAN N OF 15N W OF 75W
1030 PM EST SAT JAN 16 2010

.TONIGHT...S OF 17N E OF 79W E TO NE WINDS 20 TO 25 KT. SEAS 8 
TO 9 FT IN E SWELL. N OF 17N E OF 79W E TO SE WIND 10 TO 15 KT. 
SEAS 3 TO 5 FT. W OF 79W E TO SE WIND 15 TO 20 KT. SEAS 5 TO 8 
FT. SCATTERED SHOWERS AND ISOLATED TSTMS NW PART.
.SUN AND SUN NIGHT...W OF FRONT NW WINDS 15 TO 20 KT. SEAS 4 TO 
7 FT. E OF FRONT E TO SE WINDS 10 TO 15 KT. SEAS 4 TO 6 
FT...EXCEPT S OF 18N E OF 82W 7 TO 9 FT IN SE SWELL. SCATTERED 
SHOWERS AND ISOLATED TSTMS ALONG FRONT.
.MON AND MON NIGHT...NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 7 FT 
IN SE SWELL.
.TUE...S OF 17N E OF 80W NE TO E WINDS 20 TO 25 KT. SEAS 6 TO 8 
FT IN E SWELL. ELSEWHERE NE TO E WINDS 10 TO 15 KT SEAS 4 TO 6 
FT IN NE SWELL...EXCEPT 2 TO 4 FT N OF 20N.
.WED...S OF 18N E OF 80W E WINDS 20 TO 25 KT. SEAS 7 TO 10 FT. 
ELSEWHERE E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 7 FT. 
.THU...S OF 17N E OF 80W E TO SE WIND 20 TO 25 KT...DIMINISHING 
TO 15 KT LATE. SEAS 8 TO 10 FT SUBSIDING TO 7 TO 8 FT THU 
NIGHT.N OF 17N E OF 80W E TO SE WINDS 10 TO 15 KT. SEAS 3 TO 5 
FT. W OF 80W SE TO S WIND 15 TO 20 KT...DIMINISHING TO 10 TO 15 
KT THU NIGHT. SEAS 5 YO 8 FT SUBSIDING TO 4 TO 7 FT THU NIGHT.

$$
AMZ084-170930-
SW CARIBBEAN S OF 15N W OF 75W 
1030 PM EST SAT JAN 16 2010

...GALE WARNING FROM 11N TO 14N E OF 77W...

.TONIGHT THROUGH SUN...FROM 11N TO 14N E OF 77W NE TO E WINDS 25 
TO 35 KT DIMINISHING 25 TO 30 KT SUN. SEAS 10 TO 14 FT. 
ELSEWHERE N OF 11N E OF 80W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 
12 FT IN NE SWELL. N OF 11N W OF 80W NE TO E WINDS 15 KT. SEAS 8 
TO 10 FT IN NE SWELL. S OF 11N N TO NE WINDS 10 TO 15 KT. SEAS 8 
TO 10 FT IN NE SWELL.
.SUN NIGHT...N OF 12N E OF 79W NE TO E WINDS 20 TO 25 KT. SEAS 
SUBSIDING TO 8 TO 12 FT. ELSEWHERE N OF 11N E OF 81W NE TO E 
WINDS 15 TO 20 KT. N OF 11N W OF 81W NE WINDS NW TO N WINDS 
DIMINISHING TO 5 TO 10 KT. SEAS 7 TO 10 FT IN NE SWELL. 
SCATTERED SHOWERS FAR NW PART.
.MON THROUGH WED...N OF 11N E OF 79W NE TO E WINDS 20 TO 25 
KT...OCCASIONALLY TO 30 KT OFF THE COAST OF COLOMBIA. SEAS 8 TO 
10 FT. ELSEWHERE N OF 11N NE TO E WINDS 10 TO 15 KT. SEAS 5 TO 7 
FT IN NE SWELL. S OF 11N VARIABLE WINDS 5 TO 10 KT. SEAS 
SUBSIDING TO 5 TO 7 FT IN NE SWELL. 
.THU...N OF 11N E OF 80W NE TO E WINDS 20 TO 25 KT...DIMINISHING 
TO 15 TO 20 KT THU NIGHT. SEAS 9 TO 12 FT SUBSIDING TO 8 TO 10 
FT THU NIGHT. E TO NE WINDS 10 TO 15 KT DIMINISHING TO 5 TO 10 
KT THU NIGHT. SEAS 8 TO 9 FT SUBSIDING TO 6 TO 8 FT THU NIGHT. S 
OF 11N N TO NE WIND 5 TO 10 KT. SEAS 5 TO 8 FT SUBSIDING TO 4 TO 
7 FT.

$$
AMZ086-170930-
E CARIBBEAN E OF 75W TO THE LEEWARD AND WINDWARD ISLANDS
1030 PM EST SAT JAN 16 2010

...GALE WARNING S OF 14N W OF 74W...
.TONIGHT THROUGH SUN...S OF 14N W OF 74W E WINDS 25 TO 35 KT 
DIMINISHING TO 25 TO 30 KT SUN. SEAS 9 TO 13 FT SUBSIDING TO 8 
TO 11 FT SUN. ELSEWHERE W OF 66W NE TO E WINDS 20 TO 25 KT. SEAS 
6 TO 8 FT. E OF 66W E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. 
SCATTERED SHOWERS N OF 16N.
.SUN NIGHT THROUGH MON NIGHT...S OF 17N W OF 65W NE TO E WINDS 
20 TO 25 KT...EXCEPT ALONG COAST OF COLOMBIA NE 25 TO 30 
KT...DIMINISHING TO 20 TO 25 KT MON. SEAS 6 TO 9 FT...EXCEPT 
ALONG COAST OF COLOMBIA 9 TO 13 FT SUBSIDING TO 6 TO 9 FT MON. 
SCATTERED SHOWERS N PART.
.TUE...S OF 15N W OF 69W NE TO E WINDS 20 TO 25 KT. SEAS 
6 TO 9 FT. ELSEWHERE S OF 17N W OF 65W NE TO E WINDS 15 TO 20 
KT. SEAS 5 TO 7 FT. REMAINDER AREA NE TO E WINDS 10 TO 15 KT.
SEAS 4 TO 6 FT.
.WED...N OF 11N E OF 80W NE TO E WINDS 20 TO 25 KT...EXCEPT TO 
30 KT OFF THE COAST OF COLOMBIA. SEAS 9 TO 12 FT IN NE SWELL. N 
OF 11N W OF 80W NE TO E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN NE 
SWELL. 
.THU...E TO SE WINDS 20 TO 25 KT. SEAS 5 TO 8 FT. 

$$
AMZ087-170930-
TROPICAL N ATLANTIC FROM 07N TO 22N BETWEEN 55W AND 65W 
1030 PM EST SAT JAN 16 2010

.TONIGHT...N OF 17N NE TO E WINDS 20 TO 25 KT...DIMINISHING TO 
15 TO 20 KT SUN. SEAS 8 TO 10 FT IN NW SWELL. S OF 17N NE TO E 
WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN NW SWELL N OF 17N AND 6 TO 
7 FT IN MIXED NW AND NE SWELL S OF 17N.
.SUN THROUGH MON NIGHT...N OF 18N NE TO E WINDS 15 TO 20 
KT...DIMINISHING TO 10 TO 15 KT MON. SEAS 6 TO 8 FT IN NE SWELL. 
S OF 18N NE TO E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT PRIMARILY IN 
NE SWELL.
.TUE...N OF 19N E TO SE WINDS 5 TO 10 KT...EXCEPT NEAR 22N 
BECOMING SE TO S. SEAS SUBSIDING TO 4 TO 6 FT IN NE SWELL. S OF 
19N E WINDS DIMINISHING TO 10 TO 15 KT. SEAS SUBSIDING TO 5 TO 7 
FT. ISOLATED SHOWERS FAR N PART. 
.WED...N OF 18N NE TO E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT. S OF 
18N E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT IN NE SWELL. 
.THU...N OF 17N E TO SE WIND 10 TO 15 KT. SEAS 5 TO 6 FT. S OF 
17N E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT IN E SWELL. 

$$
AMZ088-170930-
SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS  
1030 PM EST SAT JAN 16 2010

.SYNOPSIS...COLD FRONT WILL MOVE OFFSHORE THE SE U.S. COAST SUN 
PRECEDED BY A TIGHTENING PRES GRADIENT ALLOWING FOR INCREASING 
WINDS AND SEAS WITH WINDS REACHING GALE FORCE OVER THE NE 
PORTION IN ADVANCE OF THE COLD FRONT. THE FRONT WILL REACH FROM 
NEAR 31N76W TO W CUBA BY LATE SUN...FROM 29N65W TO W CENTRAL 
CUBA BY LATE MON. HIGH PRESSURE BUILDS ACROSS THE AREA BEHIND 
THE FRONT...WITH A SHEAR LINE LINGERING ALONG THE SOUTHERN 
PERIPHERY. THE HIGH PRESSURE CENTER WILL SHIFT E THROUGH THU AS 
ANOTHER COLD FRONT SHIFTS OFF THE FLORIDA COAST THU NIGHT.

$$
AMZ080-170930-
SW N ATLANTIC S OF 31N W OF 65W INCLUDING BAHAMAS 
1030 PM EST SAT JAN 16 2010

...GALE WARNING N OF 29N THROUGH SUN NIGHT...

.TONIGHT AND SUN...N OF 29N WITHIN 180 NM E OF FRONT S TO SW 
WINDS INCREASING TO 25 TO 35 KT. SEAS BUILDING TO 8 TO 10 FT. 
ELSEWHERE WITHIN 270 NM E OF FRONT S TO SW WINDS 20 TO 25 KT. 
SEAS 5 TO 7 FT...EXCEPT 3 TO 5 FT W OF BAHAMAS. ELSEWHERE E OF 
FRONT N OF 27N VARIABLE WINDS 5 TO 10 KT BECOMING SE WINDS 10 TO 
15 KT SUN MORNING AND SE TO S WINDS 15 TO 20 KT SUN AFTERNOON. 
SEAS 4 TO 6 FT. W OF FRONT SW TO W WINDS 20 TO 30 KT. SEAS 7 TO 
10 FT. S OF 23N E OF BAHAMAS E TO SE WINDS 20 TO 25 KT. SEAS 7 
TO 9 FT. ELSEWHERE W OF BAHAMAS SE TO S WINDS 15 KT. SEAS 3 TO 5 
FT. ELSEWHERE E TO SE WINDS 15 KT. SEAS 5 TO 7 FT. SCATTERED TO 
NUMEROUS SHOWERS AND TSTMS ALONG FRONT.
.SUN NIGHT...N OF 29N E OF FRONT S TO SW WINDS 25 TO 35 KT. SEAS 
5 TO 7 FT BUILDING TO 7 TO 10 FT. ELSEWHERE N OF 26N E OF FRONT 
SW WIND 20 TO 30 KT. SEAS 6 TO 8 FT. N OF 26N W OF FRONT W WIND 
20 TO 30 KT. SEAS 9 TO 12 FT IN W SWELL. S OF 26N E OF FRONT SE 
TO S WINDS 15 TO 20 KT. SEAS 5 TO 7 FT. S OF 26N W OF FRONT W TO 
NW WIND 10 TO 15 KT. SEAS 4 TO 6 FT E OF BAHAMAS...2 TO 3 FT W 
OF BAHAMAS. SCATTERED TO NUMEROUS SHOWERS AND TSTMS ALONG FRONT 
N OF 26N.
.MON AND MON NIGHT...N OF 29N E OF FRONT SW WINDS 25 TO 35 KT IN 
EARLY... DIMINISHING TO W TO NW 20 TO 25 KT IN THE AFTERNOON. 
SEAS 10 TO 14 FT IN NW WELL. N OF 29N W OF FRONT TO 77W W TO NW 
WINDS 20 TO 30 KT DIMINISHING TO 10 TO 15 KT. SEAS SUBSIDING TO 
8 TO 10 FT IN NW SWELL. FROM 24N TO 29N W OF FRONT NW WINDS 15 
TO 20 KT...DIMINISHING TO NW TO N 5 TO 10 KT IN THE AFTERNOON. 
SEAS 6 TO 9 FT IN NW SWELL SUBSIDING TO 2 TO 4 FT IN THE 
AFTERNOON. S OF 24N W OF FRONT N TO NE WINDS DIMINISHING TO 5 TO 
10 KT. SEAS SUBSIDING TO 2 TO 4 FT. FROM 24N TO 29N E OF FRONT 
SW WINDS 20 TO 25 KT WITH HIGHER GUSTS. SEAS 6 TO 8 FT. S OF 24N 
E OF FRONT SE TO S WIND 10 TO 15 KT. SEAS 4 TO 7 FT IN E SWELL. 
SCATTERED SHOWERS AND TSTMS ALONG FRONT. 
.TUE...N OF 24N VARIABLE WINDS 5 TO 10 KT. SEAS SUBSIDING TO 6 
TO 8 FT E OF 73W...2 TO 4 FT W OF 73W...AND 1 TO 2 FT W OF 
BAHAMAS. S OF 24N E TO SE WINDS 5 TO 10 KT. SEAS 4 TO 5 FT E OF 
BAHAMAS AND 2 TO 3 FT W OF BAHAMAS. SCATTERED SHOWERS FAR SE 
PART.  
.WED...N OF 25N E OF 72W NE TO E WINDS 5 TO 10 KT. SEAS 5 TO 7 
FT. N OF 25N W OF 72W E TO SE WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. 
S OF 25N E TO SE WINDS 10 KT. SEAS 4 TO 5 FT E OF BAHAMAS AND 2 
TO 3 FT W OF BAHAMAS. 
.THU...N OF 26N E OF 72W S TO SW WIND 15 TO 20 KT...INCREASING 
TO 20 TO 30 KT AHEAD OF THE FRONT THU NIGHT. SEAS 5 TO 7 FT. S 
OF 26N E OF 72W E TO SE WIND 15 TO 20 KT. SEAS 4 TO 6 FT. N OF 
25N W OF 72W S TO SW WIND INCREASING TO 20 TO 30 KT AHEAD OF THE 
COLD FRONT...AND SHIFTING TO SW TO W BEHIND THE COLD FRONT. SEAS 
BUILDING TO 8 TO 12 FT. S OF 25N W OF 72W S TO SW WIND 15 TO 20 
KT. SEAS 2 TO 4 FT W OF BAHAMAS...4 TO 6 FT E OF BAHAMAS.  

$$
FORECASTER AL