675
FZNT25 KNHC 180927
OFFN04
NAVTEX MARINE FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI, FL
427 AM EST THU DEC 18 2025
...PLEASE REFER TO COASTAL WATERS FORECASTS (CWF) AVAILABLE
THROUGH NOAA WEATHER RADIO AND OTHER MEANS FOR DETAILED
COASTAL WATERS FORECASTS...
SOUTHEAST GULF OF AMERICA
SYNOPSIS
THE PRESSURE GRADIENT BETWEEN A RIDGE ACROSS THE
WESTERN ATLANTIC AND A SURFACE TROUGH ACROSS THE E CENTRAL GULF
WILL PRODUCE FRESH TO STRONG S TO SE 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.
TODAY
SE TO S WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. SCATTERED
SHOWERS.
TONIGHT
S TO SW WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
FRI
NW WINDS 10 TO 15 KT. SEAS 3 FT.
FRI NIGHT
N TO NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT
NE TO E WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.
SAT NIGHT
NE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
SUN
NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.
SUN NIGHT
NE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
MON
NE TO E WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
MON NIGHT
NE TO E WINDS 20 TO 25 KT. SEAS 6 TO 9 FT.
WITHIN 200 NM EAST OF THE COAST OF FLORIDA
SYNOPSIS
LOW PRESSURE OF 1014 MB HAS DEVELOPED NEAR
27.5N60.5W WITH A WEAKENING COLD FRONT EXTENDING SOUTHWESTWARD
THROUGH THE SE BAHAMAS. A 1026 MN BERMUDA HIGH IS NORTH OF THE
AREA ALONG 69W AND IS PRODUCING FRESH TO STRONG NE TO E WINDS
AND ROUGH SEAS NORTH AND NORTHWEST OF THE FRONT AND LOW. THE
LOW PRESSURE IS EXPECTED TO BECOME BETTER ORGANIZED AND DEEPEN
TODAY AS IT MOVES SLOWLY E-NE ACROSS THE FAR NE ZONES. THE NEXT
COLD FRONT WILL MOVE INTO THE NW WATERS FRI AFTERNOON, REACH FROM
NEAR BERMUDA TO THE STRAITS OF FLORIDA SAT MORNING, THEN STALL AND
WEAKEN FROM 31N60W TO THE NW BAHAMAS SAT EVENING. ANOTHER COLD
FRONT MAY MOVE INTO THE NW WATERS SUN NIGHT.
TODAY
E TO SE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. SCATTERED
SHOWERS.
TONIGHT
SE WINDS 10 TO 15 KT S OF 27N, AND SE TO S 20 TO 25 KT
N OF 27N. SEAS 5 TO 7 FT. SCATTERED SHOWERS.
FRI
S OF 27N, S TO SW WINDS 5 TO 10 KT, SHIFTING TO W IN THE
AFTERNOON. N OF 27N, SW TO W WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.
FRI NIGHT
N TO NE WINDS 5 TO 10 KT S OF 27N, AND N 10 TO 15 KT
N OF 27N. SEAS 3 TO 5 FT.
SAT
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SAT NIGHT
E WINDS 5 TO 10 KT. SEAS 3 TO 5 FT.
SUN
N TO NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.
SUN NIGHT
NE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.
MON
NE WINDS 20 TO 25 KT. SEAS 6 TO 9 FT.
MON NIGHT
NE TO E WINDS 20 TO 25 KT. SEAS 7 TO 10 FT IN NE TO
E SWELL.
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