000
FZNT31 KNHC 212107
OFFN20

MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
507 PM EDT SAT SEP 21 2013

MARINE WEATHER HF VOICE BROADCAST FOR THE TROPICAL N ATLANTIC
FROM 07N TO 22N BETWEEN 55W AND 64W...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.

SYNOPSIS FOR CARIBBEAN SEA AND TROPICAL N ATLC FROM 07N TO 19N
BETWEEN 55W AND 64W

.SYNOPSIS...MODERATE TO FRESH E TO SE WINDS ARE EXPECTED TO
DEVELOP ACROSS THE CENTRAL CARIBBEAN TONIGHT SUN. THE PRES
GRADIENT WILL THEN TIGHTEN ACROSS THE CENTRAL CARIBBEAN SUN
NIGHT THROUGH WED SUPPORTING STRONG TRADES. MODERATE TRADES ARE
EXPECTED ELSEWHERE THROUGH THE PERIOD. 

NW CARIBBEAN W OF 85W

.TONIGHT...SE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. 
.SUN...S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 
.SUN NIGHT THROUGH MON NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO
5 FT. 
.TUE THROUGH THU...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 

CARIBBEAN N OF 15N BETWEEN 72W AND 85W

.TONIGHT...SE WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT
LATE. SEAS 2 TO 3 FT. 
.SUN...SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 
.SUN NIGHT THROUGH MON NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO
6 FT. 
.TUE THROUGH THU...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. 

CARIBBEAN FROM 11N TO 15N W OF 72W

.TONIGHT...WITHIN 90 NM OF COAST OF COLOMBIA...NE WINDS 10 TO
20 KT. ELSEWHERE...E WINDS LESS THAN 10 KT. INCREASING TO
10 TO 15 KT LATE. SEAS 3 TO 5 FT. 
.SUN...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 
.SUN NIGHT THROUGH MON NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO
6 FT. 
.TUE THROUGH THU...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. 

SW CARIBBEAN S OF 11N

.TONIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 FT. 
.SUN...NE WINDS LESS THAN 10 KT EARLY... BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 2 FT. 
.SUN NIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. 
.MON AND MON NIGHT...NW WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT. 
.TUE THROUGH THU...NW WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. 

CARIBBEAN BETWEEN 64W AND 72W

.TONIGHT...E WINDS 10 TO 15 KT...BECOMING 10 TO 20 KT 
LATE. SEAS 3 TO 5 FT. 
.SUN...E WINDS 10 TO 20 KT...BECOMING 10 TO 15 KT 
LATE. SEAS 3 TO 5 FT. 
.SUN NIGHT THROUGH MON NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO
6 FT. 
.TUE THROUGH THU...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. 

OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO
19N W OF 55W

.TONIGHT...E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. 
.SUN...E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. 
.SUN NIGHT THROUGH MON NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO
5 FT. 
.TUE THROUGH THU...E WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 

OFFSHORE WINDWARD ISLANDS AND ADJACENT ATLC WATERS FROM 07N TO
15N W OF 55W

.TONIGHT...E WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT. 
.SUN...E WINDS LESS THAN 10 KT. SEAS 2 TO 4 FT. 
.SUN NIGHT THROUGH MON NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO
5 FT. 
.TUE THROUGH THU...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 

SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS

.SYNOPSIS...LOW PRES E OF THE AREA NEAR 29N62W 1007 MB TRAILS A
BROAD TROUGH SW TO THE SE BAHAMAS. THIS LOW WILL DRAG THE TROUGH
E OF THE AREA LATE TODAY. ANOTHER TROUGH EXTENDS FROM NEAR 26N74W
TO THE NW BAHAMAS. THIS TROUGH WILL WEAKEN ON SUN AHEAD OF
ANOTHER LOW PRES SYSTEM FORECAST TO MOVE OFF THE SE CONUS SUN
NIGHT. THIS THIRD LOW PRES WILL BE ASSOCIATED WITH A COLD FRONT
THAT WILL ENTER THE NW PORTION LATE ON MON...THEN STALL FROM
29N65W ACROSS THE NW BAHAMAS TO SE FLORIDA ON TUE. THE W PORTION
OF THE FRONT WILL LIFT N ACROSS THE NW WATERS TUE NIGHT WITH LOW
PRESSURE DEVELOPING ALONG THE FRONT NEAR 29N78W BY WED.

ATLC WATERS FROM 27N TO 31N W OF 77W

.TONIGHT...VARIABLE WINDS LESS THAN 10 KT...BECOMING S LESS THAN
10 KT LATE. SEAS 3 TO 4 FT. 
.SUN...SW WINDS LESS THAN 10 KT. SEAS 3 TO 4 FT. 
.SUN NIGHT THROUGH MON NIGHT...W WINDS 10 TO 20 KT. SEAS 4 TO
6 FT. 
.TUE THROUGH THU...NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. 

ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W

.TONIGHT...E WINDS LESS THAN 10 KT...SHIFTING TO S 
LATE. SEAS 4 TO 6 FT. 
.SUN...SW WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. 
.SUN NIGHT THROUGH MON NIGHT...SW WINDS 10 TO 15 KT. SEAS 4 TO
6 FT. 
.TUE THROUGH THU...N WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 

BAHAMAS N OF 22N

.TONIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. 
.SUN...VARIABLE WINDS LESS THAN 10 KT...BECOMING S LESS THAN
10 KT LATE. SEAS 2 TO 3 FT. 
.SUN NIGHT THROUGH MON NIGHT...SE WINDS LESS THAN 10 KT. SEAS
2 TO 3 FT. 
.TUE THROUGH THU...N WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. 

ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS

.TONIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT. 
.SUN...SW WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT. 
.SUN NIGHT THROUGH MON NIGHT...S WINDS LESS THAN 10 KT. SEAS
3 TO 4 FT. 
.TUE THROUGH THU...SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. 

ATLC WATERS S OF 22N W OF 65W

.TONIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. 
.SUN...VARIABLE WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. 
.SUN NIGHT THROUGH MON NIGHT...E WINDS 10 TO 15 KT. SEAS 2 TO
4 FT. 
.TUE THROUGH THU...SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 

ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W

.TONIGHT...S WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT. 
.SUN...SE WINDS 10 KT. SEAS 4 TO 5 FT. 
.SUN NIGHT THROUGH MON NIGHT...E WINDS 10 KT. SEAS 3 TO 5 FT. 
.TUE THROUGH THU...SE WINDS 10 KT. SEAS 3 TO 4 FT.