423
FZNT31 KNHC 241606
OFFN20
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
1206 PM EDT FRI OCT 24 2025
MARINE WEATHER HF VOICE BROADCAST FOR THE TROPICAL N ATLANTIC
FROM 07N TO 19N W OF 55W, THE N ATLANTIC FROM 19N TO
31N W OF 55W INCLUDING THE 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 ATLANTIC FROM
07N TO 19N W OF 55W
SYNOPSIS
TROPICAL STORM MELISSA IS NEAR 15.7N 74.6W AT 11 AM
EDT, AND IS MOVING EAST-SOUTHEAST AT 2 KT. MAXIMUM SUSTAINED
WINDS ARE 40 KT WITH GUSTS TO 50 KT, AND THE MINIMUM CENTRAL
PRESSURE IS 1001 MB. GRADUAL STRENGTHENING IS FORECAST TODAY,
FOLLOWED BY RAPID INTENSIFICATION THIS WEEKEND. MELISSA IS
FORECAST TO BECOME A HURRICANE BY SATURDAY AND A MAJOR HURRICANE
BY SUNDAY. A SLOW MOTION TURNING TO THE NORTHEAST AND THEN NORTH
IS EXPECTED TO BEGIN LATER TODAY AND TONIGHT. A WESTWARD TURN IS
THEN FORECAST TO BEGIN ON SATURDAY WITH THAT MOTION CONTINUING
THROUGH MONDAY. ON THE FORECAST TRACK, THE CENTER OF MELISSA IS
EXPECTED TO MOVE NEAR OR JUST SOUTH OF JAMAICA EARLY NEXT WEEK.
MELISSA WILL MOVE TO 15.9N 74.5W THIS EVENING, 16.3N 74.6W SAT
MORNING, STRENGTHEN TO A HURRICANE NEAR 16.5N 75.3W SAT EVENING,
16.6N 76.0W SUN MORNING, 16.6N 76.8W SUN EVENING, AND 16.6N 77.5W
MON MORNING. MELISSA WILL CHANGE LITTLE IN INTENSITY AS IT MOVES
TO 17.5N 78.3W EARLY TUE.
NW CARIBBEAN W OF 85W
THIS AFTERNOON
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
TONIGHT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SAT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SAT NIGHT
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SUN
N WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
SUN NIGHT
N WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
MON
N WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
MON NIGHT
N WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
TUE
N WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
CARIBBEAN N OF 15N BETWEEN 72W AND 85W
..HURRICANE WARNING
THIS AFTERNOON
TROPICAL STORM CONDITIONS. NE WINDS 30 TO
40 KT S OF 18N, AND NE 15 TO 25 KT ELSEWHERE. SEAS 7 TO 10 FT S
OF 18N, AND 4 TO 6 FT ELSEWHERE.
TONIGHT
TROPICAL STORM CONDITIONS EXPECTED. NE WINDS 40 TO
55 KT S OF 18N, AND NE 20 TO 30 KT ELSEWHERE. SEAS 7 TO 10 FT S
OF 18N, AND 5 TO 7 FT ELSEWHERE.
SAT
TROPICAL STORM CONDITIONS EXPECTED. N WINDS 50 TO 60 KT
S OF 18N, AND NE 20 TO 30 KT ELSEWHERE. SEAS 8 TO 11 FT S OF
18N, AND 6 TO 8 FT ELSEWHERE.
SAT NIGHT
TROPICAL STORM CONDITIONS EXPECTED, HURRICANE
CONDITIONS POSSIBLE. S OF 18N, N WINDS 55 TO 65 KT, INCREASING
TO 65 TO 75 KT AFTER MIDNIGHT. ELSEWHERE, NE WINDS 25 TO 35 KT.
SEAS 9 TO 14 FT S OF 18N, AND 7 TO 10 FT ELSEWHERE.
SUN
HURRICANE CONDITIONS POSSIBLE. S OF 18N, N WINDS 70 TO
80 KT, INCREASING TO 80 TO 90 KT IN THE AFTERNOON,SEAS 10 TO
15 FT. ELSEWHERE, NE WINDS 25 TO 35 KT, SEAS 8 TO 11 FT,
BUILDING
TO 9 TO 14 FT IN THE AFTERNOON.
SUN NIGHT
HURRICANE CONDITIONS POSSIBLE.
MON
HURRICANE CONDITIONS POSSIBLE.
MON NIGHT
HURRICANE CONDITIONS POSSIBLE.
TUE
HURRICANE CONDITIONS POSSIBLE.
CARIBBEAN FROM 11N TO 15N W OF 72W
..TROPICAL STORM WARNING
THIS AFTERNOON
TROPICAL STORM CONDITIONS. SW WINDS 10 TO
20 KT WITHIN 90 NM OF COAST OF COLOMBIA, AND W 30 TO 40 KT
ELSEWHERE. SEAS 5 TO 7 FT.
TONIGHT
TROPICAL STORM CONDITIONS POSSIBLE. WITHIN 90 NM OF
COAST OF COLOMBIA, SW WINDS 10 TO 20 KT. ELSEWHERE, W WINDS
30 TO 40 KT, DIMINISHING TO 15 TO 25 KT AFTER MIDNIGHT. SEAS
5 TO 7 FT.
SAT
TROPICAL STORM CONDITIONS POSSIBLE. S WINDS 10 TO 20 KT
WITHIN 90 NM OF COAST OF COLOMBIA, AND W 20 TO 30 KT ELSEWHERE.
SEAS 5 TO 7 FT.
SAT NIGHT
TROPICAL STORM CONDITIONS POSSIBLE. S WINDS 10 TO
20 KT WITHIN 90 NM OF COAST OF COLOMBIA, AND W 20 TO 30 KT
ELSEWHERE. SEAS 4 TO 6 FT.
SUN
TROPICAL STORM CONDITIONS POSSIBLE. S WINDS 10 TO 20 KT
WITHIN 90 NM OF COAST OF COLOMBIA, AND SW 20 TO 30 KT ELSEWHERE.
SEAS 6 TO 9 FT.
SUN NIGHT
TROPICAL STORM CONDITIONS POSSIBLE. S TO SE WINDS
10 TO 20 KT WITHIN 90 NM OF COAST OF COLOMBIA, AND SW 20 TO 30 KT
ELSEWHERE. SEAS 6 TO 9 FT.
MON
TROPICAL STORM CONDITIONS POSSIBLE. S TO SE WINDS
10 TO 20 KT WITHIN 90 NM OF COAST OF COLOMBIA, AND SW 20 TO 30 KT
ELSEWHERE. SEAS 6 TO 9 FT.
MON NIGHT
S TO SE WINDS 10 TO 20 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND SW 20 TO 30 KT ELSEWHERE. SEAS 6 TO 9 FT.
TUE
S TO SE WINDS 10 TO 20 KT WITHIN 90 NM OF COAST OF
COLOMBIA, AND SW 15 TO 25 KT ELSEWHERE. SEAS 6 TO 9 FT.
SW CARIBBEAN S OF 11N
THIS AFTERNOON
W WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
TONIGHT
W WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
SAT
W WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
SAT NIGHT
W WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
SUN
SW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SUN NIGHT
SW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
MON
SW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
MON NIGHT
SW WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
TUE
SW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
CARIBBEAN BETWEEN 64W AND 72W
THIS AFTERNOON
W WINDS LESS THAN 10 KT GULF OF VENEZUELA, AND
SE 15 TO 25 KT ELSEWHERE. SEAS 2 FT OR LESS GULF OF VENEZUELA,
AND 5 TO 7 FT ELSEWHERE.
TONIGHT
TROPICAL STORM CONDITIONS POSSIBLE. GULF OF
VENEZUELA, N WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. ELSEWHERE, SE WINDS 20 TO 30 KT. SEAS 2 FT OR
LESS GULF OF VENEZUELA, AND 5 TO 7 FT ELSEWHERE.
SAT
TROPICAL STORM CONDITIONS POSSIBLE. GULF OF VENEZUELA, S
WINDS 10 KT IN THE MORNING, BECOMING VARIABLE WINDS LESS THAN
10 KT. ELSEWHERE, SE WINDS 20 TO 30 KT. SEAS 2 FT OR LESS GULF
OF VENEZUELA, AND 5 TO 7 FT ELSEWHERE.
SAT NIGHT
GULF OF VENEZUELA, VARIABLE WINDS LESS THAN 10 KT,
BECOMING E 10 TO 15 KT AFTER MIDNIGHT. ELSEWHERE, E WINDS 15 TO
25 KT. SEAS 2 FT OR LESS GULF OF VENEZUELA, AND 5 TO 7 FT
ELSEWHERE.
SUN
E WINDS 10 TO 20 KT. SEAS 2 FT OR LESS GULF OF VENEZUELA,
AND 5 TO 7 FT ELSEWHERE.
SUN NIGHT
E WINDS 10 TO 20 KT. SEAS 2 FT OR LESS GULF OF
VENEZUELA, AND 5 TO 7 FT ELSEWHERE.
MON
E WINDS 10 TO 20 KT. SEAS 2 FT OR LESS GULF OF VENEZUELA,
AND 5 TO 7 FT ELSEWHERE.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 2 FT OR LESS GULF OF
VENEZUELA, AND 5 TO 7 FT ELSEWHERE.
TUE
SE WINDS 10 TO 20 KT. SEAS 2 FT OR LESS GULF OF
VENEZUELA, AND 6 TO 8 FT ELSEWHERE.
OFFSHORE LEEWARD ISLANDS AND ADJACENT ATLC WATERS FROM 15N TO
19N W OF 55W
THIS AFTERNOON
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TONIGHT
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 15 KT. SEAS 4 TO 6 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 15 KT. SEAS 4 TO 6 FT.
MON NIGHT
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
TUE
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
THIS AFTERNOON
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
TONIGHT
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
SAT
E WINDS 10 TO 20 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 4 TO 6 FT.
SUN NIGHT
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
MON
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
TUE
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SYNOPSIS FOR THE THE SW N ATLANTIC INCLUDING THE BAHAMAS
SYNOPSIS
MODERATE TO FRESH E TO NE WINDS OVER THE BAHAMAS AND
OFFSHORE OF FLORIDA WILL INCREASE TO STRONG SPEEDS THIS
AFTERNOON AS AN INCREASING PRESSURE GRADIENT DEVELOPS BETWEEN
TROPICAL STORM MELISSA IN THE CARIBBEAN, A COLD FRONT PUSHING OFF
THE SOUTHEASTERN UNITED STATES, AND HIGH PRESSURE BUILDING IN
THE EASTERN U.S. ROUGH SEAS WILL ACCOMPANY THESE STRONG WINDS,
INCLUDING THROUGH THE FLORIDA STRAITS. FRESH TO STRONG WINDS WILL
PREVAIL INTO EARLY SUN BEFORE WINDS DIMINISH TO MODERATE TO
FRESH SPEEDS. HOWEVER, LOCALLY STRONG WINDS MAY REDEVELOP
OFFSHORE OF FLORIDA INTO THE NORTHERN BAHAMAS LATE THIS WEEKEND
AHEAD OF A LOW PRESSURE SYSTEM MOVING THROUGH THE SOUTHEASTERN
U.S. LOOKING AHEAD, TROPICAL STORM MELISSA IS CENTERED NEAR 15.7N
74.6W IN THE CENTRAL CARIBBEAN. GRADUAL STRENGTHENING IS
FORECAST TODAY, FOLLOWED BY RAPID INTENSIFICATION THIS WEEKEND.
MELISSA IS FORECAST TO BECOME A HURRICANE BY SATURDAY AND A MAJOR
HURRICANE BY SUNDAY. MELISSA MAY MOVE OVER CUBA INTO THE WESTERN
ATLANTIC EARLY NEXT WEEK, SUPPORTING INCREASING WINDS AND
BUILDING SEAS OVER THIS REGION.
ATLC WATERS FROM 27N TO 31N W OF 77W
THIS AFTERNOON
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
TONIGHT
NE WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.
SAT
NE WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
SAT NIGHT
E WINDS 15 TO 25 KT. SEAS 7 TO 10 FT.
SUN
E WINDS 15 TO 20 KT. SEAS 7 TO 9 FT.
SUN NIGHT
E WINDS 20 TO 25 KT. SEAS 7 TO 10 FT.
MON
E WINDS 15 TO 20 KT. SEAS 7 TO 10 FT.
MON NIGHT
E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
TUE
NE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
ATLC WATERS FROM 27N TO 31N BETWEEN 65W AND 77W
THIS AFTERNOON
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
TONIGHT
NE WINDS 15 TO 25 KT W OF 70W, AND E 10 TO 15 KT
ELSEWHERE. SEAS 5 TO 7 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 W OF 70W, AND NE 10 TO 20 KT
ELSEWHERE. SEAS 7 TO 10 FT W OF 70W, AND 5 TO 7 FT ELSEWHERE.
SUN
E WINDS 15 TO 20 KT W OF 70W, AND E 10 TO 20 KT
ELSEWHERE. SEAS 6 TO 9 FT W OF 70W, AND 5 TO 7 FT ELSEWHERE.
SUN NIGHT
E WINDS 15 TO 25 KT W OF 70W, AND E 10 TO 20 KT
ELSEWHERE. SEAS 6 TO 9 FT.
MON
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
MON NIGHT
SE WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
TUE
SE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
BAHAMAS N OF 22N
THIS AFTERNOON
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
TONIGHT
NE WINDS 15 TO 25 KT. SEAS 4 TO 6 FT.
SAT
E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.
SAT NIGHT
E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.
SUN
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SUN NIGHT
E WINDS 15 TO 25 KT. SEAS 4 TO 6 FT.
MON
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
TUE
E WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
ATLC WATERS FROM 22N TO 27N BETWEEN 65W AND THE BAHAMAS
THIS AFTERNOON
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
TONIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SAT
E WINDS 15 TO 25 KT W OF 70W, AND E 10 TO 20 KT
ELSEWHERE. SEAS 6 TO 8 FT.
SAT NIGHT
E WINDS 15 TO 25 KT W OF 70W, AND E 10 TO 20 KT
ELSEWHERE. SEAS 6 TO 9 FT W OF 70W, AND 5 TO 6 FT ELSEWHERE.
SUN
E WINDS 15 TO 20 KT. SEAS 6 TO 9 FT.
SUN NIGHT
E WINDS 15 TO 20 KT. SEAS 6 TO 8 FT.
MON
E WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
MON NIGHT
SE WINDS 15 TO 20 KT. SEAS 6 TO 7 FT.
TUE
SE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
ATLC WATERS S OF 22N W OF 65W
THIS AFTERNOON
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
TONIGHT
E WINDS 15 TO 25 KT. SEAS 5 TO 7 FT.
SAT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SAT NIGHT
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SUN
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
SUN NIGHT
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
MON
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
MON NIGHT
TROPICAL STORM CONDITIONS POSSIBLE.
TUE
TROPICAL STORM CONDITIONS POSSIBLE.
ATLC WATERS FROM 19N TO 22N BETWEEN 55W AND 65W
THIS AFTERNOON
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
TONIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
SUN
E WINDS 10 TO 15 KT. SEAS 5 TO 6 FT.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
MON
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
MON NIGHT
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.
TUE
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.
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