Offshore Forecast
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
000
FZNT31 KNHC 082145
OFFN20

MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
445 PM EST THU DEC 8 2016

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...HIGH PRES NEAR 24.5N60W WILL PERSIST THROUGH SAT TO
SUPPORT MODERATE TO FRESH TRADE WINDS ACROSS THE BASIN...EXCEPT
FRESH TO LOCALLY STRONG WINDS NEAR THE COAST OF COLOMBIA AND NW
VENEZUELA. AN EASTERLY WAVE ALONG 65W WILL MOVE RATHER QUICKLY W
ACROSS THE CARIBBEAN THROUGH EARLY SUN. A COLD FRONT WILL STALL
ACROSS THE YUCATAN CHANNEL LATE FRI AND SAT...WITH STRONG HIGH
PRES BEHIND IT TO SUPPORT FRESH TO STRONG NE WINDS AND BUILDING
SEAS NW CARIBBEAN. TRADES WILL INCREASE FURTHER OVER THE CENTRAL
CARIBBEAN THIS WEEKEND AS HIGH PRESSURE BEHIND THE FRONT BUILDS
EASTWARD ACROSS THE W ATLC.

NW CARIBBEAN W OF 85W

.TONIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
.FRI...NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.FRI NIGHT...NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
.SAT...NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.SAT NIGHT...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
.SUN...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
.SUN NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
.MON...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.MON NIGHT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.TUE...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
.TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 4 TO 5 FT.

CARIBBEAN N OF 15N BETWEEN 72W AND 85W

.TONIGHT...NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
.FRI...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT S OF 18N...AND 3 TO
5 FT ELSEWHERE.
.FRI NIGHT...NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.SAT...NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT S OF 18N...AND 4 TO
6 FT ELSEWHERE.
.SAT NIGHT...NE WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.SUN...E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
.SUN NIGHT...E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
.MON...E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
.MON NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.TUE...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.TUE NIGHT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.

CARIBBEAN FROM 11N TO 15N W OF 72W

.TONIGHT...E WINDS 15 TO 25 KT WITHIN 90 NM OF COAST OF
COLOMBIA...AND NE 10 TO 20 KT ELSEWHERE. SEAS 6 TO 8 FT.
.FRI...NE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.FRI NIGHT...NE WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
.SAT...NE WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.
.SAT NIGHT...E WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.
.SUN...E WINDS 15 TO 25 KT. SEAS 8 TO 12 FT.
.SUN NIGHT...E WINDS 15 TO 25 KT. SEAS 8 TO 11 FT.
.MON...E WINDS 15 TO 25 KT. SEAS 8 TO 12 FT.
.MON NIGHT...E WINDS 15 TO 25 KT. SEAS 8 TO 10 FT.
.TUE...E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.
.TUE NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.

SW CARIBBEAN S OF 11N

.TONIGHT...NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.FRI...NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
.FRI NIGHT...N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
.SAT...E WINDS 10 TO 15 KT...SHIFTING TO W IN THE AFTERNOON.
SEAS 5 TO 7 FT.
.SAT NIGHT...N WINDS LESS THAN 10 KT...SHIFTING TO S AFTER
MIDNIGHT. SEAS 6 TO 8 FT.
.SUN...S WINDS LESS THAN 10 KT IN THE MORNING...BECOMING
VARIABLE WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.
.SUN NIGHT...E WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.
.MON...SE WINDS 10 TO 15 KT...SHIFTING TO SW IN THE AFTERNOON.
SEAS 6 TO 9 FT.
.MON NIGHT...NE WINDS LESS THAN 10 KT. SEAS 6 TO 8 FT.
.TUE...S WINDS LESS THAN 10 KT...SHIFTING TO W IN THE AFTERNOON.
SEAS 5 TO 7 FT.
.TUE NIGHT...N WINDS LESS THAN 10 KT. SEAS 5 TO 7 FT.

CARIBBEAN BETWEEN 64W AND 72W

.TONIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT GULF OF
VENEZUELA...AND 6 TO 8 FT ELSEWHERE.
.FRI...E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT GULF OF VENEZUELA...
AND 5 TO 7 FT ELSEWHERE.
.FRI NIGHT...E WINDS 15 TO 25 KT GULF OF VENEZUELA... AND E
10 TO 20 KT ELSEWHERE. SEAS 6 TO 8 FT.
.SAT...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.SUN...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.SUN NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.MON...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.MON NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.TUE...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.TUE NIGHT...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 10 TO 20 KT. SEAS 5 TO 7 FT.
.FRI...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.SAT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.SUN...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.SUN NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.MON...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.MON NIGHT...E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
.TUE...E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
.TUE NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.

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

.TONIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.FRI...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.FRI NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.SAT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
.SUN...E WINDS 10 TO 20 KT. SEAS 7 TO 10 FT.
.SUN NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.MON...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.MON NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.TUE...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.
.TUE NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.

SYNOPSIS FOR THE SW N ATLC INCLUDING THE BAHAMAS

.SYNOPSIS...A STATIONARY FRONT EXTENDING FROM 27.5N65W TO SOUTH
FLORIDA WILL MEANDER OVERNIGHT...AHEAD OF A STRONGER COLD FRONT
MOVING SE OFF THE COAST OF NE FLORIDA AND THE NW WATERS THIS
AFTERNOON. THE STRONGER FRONT WILL REACH FROM 31N66W TO THE
STRAITS OF FLORIDA LATE FRIDAY MERGING WITH THE OLD FRONTAL
BOUNDARY. STRONG HIGH PRESSURE N OF MERGING FRONTS WILL SUPPORT
A BROAD AREA OF STRONG WINDS AND BUILDING SEAS ACROSS THE
SOUTHERN WATERS AND W THROUGH THE BAHAMAS THIS WEEKEND.

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

.TONIGHT...N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
.FRI...N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.FRI NIGHT...NE WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.
.SAT...NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.SAT NIGHT...E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
.SUN...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.SUN NIGHT...SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.MON...S WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.MON NIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
.TUE...VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.
.TUE NIGHT...VARIABLE WINDS LESS THAN 10 KT...BECOMING SE 10 KT
AFTER MIDNIGHT. SEAS 3 TO 5 FT.

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

.TONIGHT...W OF 70W...NW WINDS LESS THAN 10 KT...INCREASING TO
10 TO 15 KT AFTER MIDNIGHT. ELSEWHERE...NW WINDS LESS THAN
10 KT. SEAS 4 TO 6 FT.
.FRI...NW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
.FRI NIGHT...N WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.SAT...N WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.SAT NIGHT...NE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.SUN...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.SUN NIGHT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.MON...SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.MON NIGHT...S WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
.TUE...SW WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT IN
THE AFTERNOON. SEAS 5 TO 6 FT.
.TUE NIGHT...VARIABLE WINDS LESS THAN 10 KT. SEAS 4 TO 6 FT.

BAHAMAS N OF 22N

.TONIGHT...NE WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
.FRI...NE WINDS 10 TO 20 KT. SEAS 3 FT.
.FRI NIGHT...NE WINDS 10 TO 20 KT. SEAS 3 TO 4 FT.
.SAT...NE WINDS 15 TO 25 KT. SEAS 4 TO 6 FT.
.SAT NIGHT...E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.
.SUN...E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.
.SUN NIGHT...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.MON...SE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
.MON NIGHT...SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.TUE...E WINDS 10 TO 15 KT...SHIFTING TO SE IN THE AFTERNOON.
SEAS 3 TO 5 FT.
.TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.

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

.TONIGHT...SE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
.FRI...W OF 70W...SE WINDS LESS THAN 10 KT...SHIFTING TO NE IN
THE AFTERNOON. ELSEWHERE...SE WINDS LESS THAN 10 KT. SEAS 3 TO
5 FT.
.FRI NIGHT...W OF 70W...NE WINDS 10 TO 15 KT. ELSEWHERE...NE
WINDS LESS THAN 10 KT...INCREASING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS 4 TO 6 FT.
.SAT...NE WINDS 15 TO 25 KT W OF 70W...AND NE 10 TO 20 KT
ELSEWHERE. SEAS 6 TO 8 FT.
.SAT NIGHT...NE WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
.SUN...E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
.SUN NIGHT...E WINDS 15 TO 20 KT. SEAS 8 TO 9 FT.
.MON...E WINDS 15 TO 20 KT. SEAS 7 TO 8 FT.
.MON NIGHT...SE WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
.TUE...SE WINDS 10 TO 15 KT...DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 5 TO 7 FT.
.TUE NIGHT...E WINDS LESS THAN 10 KT. SEAS 5 TO 6 FT.

ATLC WATERS S OF 22N W OF 65W

.TONIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.FRI...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.FRI NIGHT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.SAT...E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
.SAT NIGHT...E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
.SUN...E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
.SUN NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.MON...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.MON NIGHT...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.TUE...E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
.TUE NIGHT...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.

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

.TONIGHT...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
.FRI...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
.FRI NIGHT...E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
.SAT...E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
.SAT NIGHT...E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
.SUN...E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.
.SUN NIGHT...E WINDS 20 KT. SEAS 7 TO 8 FT.
.MON...E WINDS 20 KT. SEAS 8 TO 9 FT.
.MON NIGHT...E WINDS 20 KT. SEAS 8 TO 9 FT.
.TUE...E WINDS 15 TO 20 KT. SEAS 8 TO 9 FT.
.TUE NIGHT...E WINDS 15 TO 20 KT. SEAS 7 TO 9 FT.



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.