800
FZNT32 KNHC 181517
OFFN21
MARINE WEATHER HF VOICE BROADCAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
1017 AM EST THU DEC 18 2025
MARINE WEATHER HF VOICE BROADCAST FOR THE GULF OF AMERICA
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
THE PRESSURE GRADIENT BETWEEN A RIDGE ACROSS THE
WESTERN ATLANTIC AND A SURFACE TROUGH ACROSS THE EASTERN GULF
WILL PRODUCE FRESH TO STRONG SE TO S WINDS TODAY ACROSS THE
EASTERN GULF THAT WILL SHIFT NORTHWARD INTO THE FLORIDA BIG BEND
LATE THIS AFTERNOON AND DIMINISH. OTHERWISE, WINDS ACROSS THE
REST OF THE BASIN WILL VEER TO THE S AND SW TODAY AHEAD OF THE
NEXT COLD FRONT, WHICH IS FORECAST TO MOVE INTO THE NW GULF THIS
EVENING. THE FRONT WILL THEN REACH FROM THE FLORIDA BIG BEND TO
NEAR BROWNSVILLE, TEXAS BY FRI MORNING, FROM SW FLORIDA TO NE
MEXICO FRI EVENING, THEN BEGIN TO LIFT NORTHWARD AND DISSIPATE
THROUGH SAT. HIGH PRESSURE WILL MOVE INTO THE NE GULF SAT
AFTERNOON THROUGH SUN.
GULF OF AMERICA N OF 26N W OF 87W
TODAY
SW WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.
TONIGHT
NW WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
FRI
NE WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
FRI NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SAT NIGHT
SE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN
10 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT.
SUN
E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS, BUILDING TO 3 FT
IN THE AFTERNOON.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 3 FT.
MON
E WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
GULF OF AMERICA FROM 22N TO 26N W OF 87W
TODAY
S WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
TONIGHT
S WINDS LESS THAN 10 KT, SHIFTING TO N AFTER
MIDNIGHT. SEAS 3 TO 4 FT.
FRI
NE WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
FRI NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 TO 5 FT.
SAT
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SAT NIGHT
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SUN
E WINDS 10 TO 15 KT. SEAS 3 FT.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
MON
E WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.
MON NIGHT
E WINDS 10 TO 20 KT. SEAS 5 TO 7 FT.
SW GULF OF AMERICA S OF 22N W OF 87W
TODAY
WITHIN 60 NM OF COAST OF VERACRUZ, SE WINDS LESS THAN
10 KT. ELSEWHERE, SE WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN
10 KT IN THE AFTERNOON. SEAS 3 FT IN THE MORNING, SUBSIDING TO
2 FT OR LESS.
TONIGHT
E WINDS LESS THAN 10 KT. SEAS 2 FT OR LESS.
FRI
WITHIN 60 NM OF COAST OF VERACRUZ, N WINDS LESS THAN
10 KT. ELSEWHERE, E WINDS LESS THAN 10 KT, SHIFTING TO NE IN THE
AFTERNOON. SEAS 2 FT OR LESS.
FRI NIGHT
NE WINDS LESS THAN 10 KT WITHIN 60 NM OF COAST OF
VERACRUZ, AND E 10 TO 15 KT ELSEWHERE. SEAS 3 FT.
SAT
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 FT.
SAT NIGHT
E WINDS LESS THAN 10 KT, INCREASING TO 10 TO 15 KT
AFTER MIDNIGHT. SEAS 3 FT.
SUN
E WINDS 10 TO 15 KT, DIMINISHING TO LESS THAN 10 KT IN
THE AFTERNOON. SEAS 3 FT.
SUN NIGHT
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON
E WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON NIGHT
NE WINDS 10 TO 20 KT. SEAS 3 TO 5 FT.
GULF OF AMERICA E OF 87W
TODAY
S WINDS 10 TO 20 KT. SEAS 4 TO 6 FT.
TONIGHT
S WINDS 10 TO 15 KT, SHIFTING TO W AFTER MIDNIGHT.
SEAS 3 TO 5 FT.
FRI
N WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
FRI NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT
E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SAT NIGHT
E WINDS LESS THAN 10 KT. SEAS 3 FT.
SUN
NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS, BUILDING TO 3 FT
IN THE AFTERNOON.
SUN NIGHT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
MON
NE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.
MON NIGHT
E WINDS 15 TO 25 KT. SEAS 6 TO 9 FT.
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