000
FZNT31 KNHC 202112
OFFN20

MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
512 PM EDT WED MAR 20 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...WEAKENING HIGH PRES RIDGE ACROSS THE CENTRAL ATLC
WILL ALLOW FOR MODERATE EASTERLY TRADE WINDS TO PREVAIL ACROSS
THE AREA THROUGH FRI. HIGH PRES WILL SHIFT SE ACROSS SW N ATLC
OVER THE WEEKEND TO FRESHEN TRADES ACROSS THE CENTRAL
CARIBBEAN...WHILE STRONG S TO SE WINDS DEVELOP ACROSS THE
WESTERN CARIBBEAN INCLUDING THE GULF OF HONDURAS AND YUCATAN
CHANNEL. 

NW CARIBBEAN W OF 85W

.TONIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 
.THU...SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 
.THU NIGHT THROUGH FRI NIGHT...SE WINDS 15 TO 25 KT. SEAS 4 TO
6 FT. 
.SAT THROUGH MON...E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT. 

CARIBBEAN N OF 15N BETWEEN 72W AND 85W

.TONIGHT...E WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT
LATE. SEAS 3 TO 5 FT. 
.THU...E WINDS LESS THAN 10 KT. SEAS 2 TO 3 FT. 
.THU NIGHT THROUGH FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 2 TO
3 FT. 
.SAT THROUGH MON...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. 

CARIBBEAN FROM 11N TO 15N W OF 72W

.TONIGHT...NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. 
.THU...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 
.THU NIGHT THROUGH FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 3 TO
5 FT. 
.SAT THROUGH MON...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. 

SW CARIBBEAN S OF 11N

.TONIGHT...NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. 
.THU...NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 
.THU NIGHT THROUGH FRI NIGHT...NE WINDS 10 TO 15 KT. SEAS 2 TO
4 FT. 
.SAT THROUGH MON...N WINDS 10 TO 15 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. 
.THU...E WINDS 10 TO 20 KT...BECOMING 10 TO 15 KT 
LATE. SEAS 3 TO 5 FT. 
.THU NIGHT THROUGH FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 3 TO
5 FT. 
.SAT THROUGH MON...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. 

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

.TONIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. 
.THU...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 
.THU NIGHT THROUGH FRI NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO
6 FT. 
.SAT THROUGH MON...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT. 

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

.TONIGHT...E WINDS 10 TO 15 KT...BECOMING 10 TO 20 KT 
LATE. SEAS 5 TO 7 FT. 
.THU...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. 
.THU NIGHT THROUGH FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 5 TO
7 FT. 
.SAT THROUGH MON...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. 

SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS

.SYNOPSIS...WEAK STATIONARY FRONT FROM JUST SE OF BERMUDA TO
CENTRAL FLORIDA WILL BE OVERTAKEN AND MERGE WITH A REINFORCING
FRONT TONIGHT AND EXTEND FROM 31N71W TO THE STRAITS OF FLORIDA
THU...THEN E OF THE AREA FRI AS HIGH PRES BUILDS SE BEHIND IT.
HIGH PRES WILL SHIFT SE ACROSS THE AREA SAT AND SUN ALLOWING
SOUTHERLY RETURN FLOW TO GRADUALLY INCREASE W PORTIONS THROUGH
THE WEEKEND.

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

.TONIGHT...SW WINDS 10 TO 15 KT...BECOMING NW 15 TO 25 KT 
LATE. SEAS 4 TO 6 FT. 
.THU...NW WINDS 20 TO 25 KT...BECOMING 15 TO 25 KT 
LATE. SEAS 6 TO 8 FT. 
.THU NIGHT...NW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT. 
.FRI...N WINDS 10 TO 15 KT...BECOMING SE LATE. SEAS
3 TO 5 FT. 
.FRI NIGHT...S WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT
LATE. SEAS 2 TO 3 FT. 
.SAT THROUGH MON...N WINDS 15 TO 25 KT. SEAS 4 TO 6 FT. 

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

.TONIGHT...S WINDS LESS THAN 10 KT...BECOMING SW 10 TO 20 KT
LATE. SEAS 4 TO 6 FT. 
.THU...W WINDS 15 TO 25 KT. SEAS 6 TO 9 FT. 
.THU NIGHT THROUGH FRI NIGHT...W WINDS 15 TO 25 KT. SEAS 6 TO
9 FT. 
.SAT THROUGH MON...NW WINDS 10 TO 20 KT. SEAS 6 TO 9 FT. 

BAHAMAS N OF 22N

.TONIGHT...S WINDS LESS THAN 10 KT...BECOMING SW LATE.
SEAS 2 FT. 
.THU...NW WINDS 10 TO 20 KT. SEAS 2 TO 3 FT. 
.THU NIGHT...N WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. 
.FRI AND FRI NIGHT...SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. 
.SAT THROUGH MON...NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 

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

.TONIGHT...S WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 
.THU...SW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT. 
.THU NIGHT...W WINDS 10 TO 20 KT...SHIFTING TO NW 10 TO 15 KT
LATE. SEAS 4 TO 6 FT. 
.FRI...N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. 
.FRI NIGHT...NE WINDS 10 KT. SEAS 4 TO 6 FT. 
.SAT THROUGH MON...W WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. 

ATLC WATERS S OF 22N W OF 65W

.TONIGHT...SE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 
.THU...SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 
.THU NIGHT...W WINDS 10 TO 15 KT...BECOMING NW LATE.
SEAS 2 TO 4 FT. 
.FRI AND FRI NIGHT...NE WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. 
.SAT THROUGH MON...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. 

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

.TONIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. 
.THU...SE WINDS 15 TO 20 KT...BECOMING 10 TO 20 KT 
LATE. SEAS 5 TO 6 FT. 
.THU NIGHT AND FRI...S WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. 
.FRI NIGHT...NE WINDS LESS THAN 10 KT. SEAS 4 TO 5 FT. 
.SAT THROUGH MON...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.