059  
FZNT25 KNHC 202042  
OFFN04  
 
NAVTEX MARINE FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
442 PM EDT THU MAR 20 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
 
WIDESPREAD STRONG WINDS AND ROUGH TO VERY ROUGH SEAS  
WILL OCCUR TODAY IN THE WAKE OF A COLD FRONT EXTENDING FROM THE  
FLORIDA BIG BEND TO 19N96W IN THE WESTERN BAY OF CAMPECHE. THE  
FRONT WILL EXIT THE BASIN LATE TONIGHT, AND WINDS AND SEAS ARE  
EXPECTED TO DIMINISH FROM NORTHWEST TO SOUTHEAST ON FRI. HIGH  
PRESSURE WILL BUILD OVER THE BASIN FRI, SUPPORTING GENTLE TO  
MODERATE WINDS IN THE EASTERN BASIN THROUGH THIS WEEKEND. LOOKING  
AHEAD, THE NEXT COLD FRONT IS SLATED TO ENTER THE NORTHWESTERN  
BASIN EARLY NEXT WEEK.  
   
TONIGHT
 
NW TO N WINDS 20 TO 25 KT. SEAS 3 TO 5 FT, BUILDING TO  
8 TO 13 FT AFTER MIDNIGHT.    
FRI
 
N WINDS 20 KT, SHIFTING TO NE 10 TO 15 KT IN THE  
AFTERNOON. SEAS 8 TO 11 FT IN NW SWELL.    
FRI NIGHT
 
NE WINDS 5 TO 10 KT. SEAS 5 TO 7 FT IN NW TO N  
SWELL.    
SAT
 
NE TO E WINDS 5 TO 10 KT. SEAS 3 TO 5 FT.    
SAT NIGHT
 
NE TO E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
SUN
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS, BUILDING TO  
3 FT IN THE AFTERNOON.    
SUN NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS, BUILDING TO  
3 FT AFTER MIDNIGHT.    
MON
 
SE WINDS 10 TO 15 KT. SEAS 3 FT.    
MON NIGHT
 
E TO SE WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
TUE
 
NE TO E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
TUE NIGHT
 
NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.  
 
WITHIN 200 NM EAST OF THE COAST OF FLORIDA  
   
SYNOPSIS
 
FRESH TO STRONG SW WINDS WILL OCCUR THIS AFTERNOON  
OFF THE COAST OF FLORIDA AHEAD OF A COLD FRONT MOVING THROUGH THE  
GULF OF AMERICA. THE COLD FRONT IS SLATED TO MOVE OFF THE COAST OF  
THE SOUTHEASTERN UNITED STATES LATER TODAY, SUPPORTING STRONG TO  
NEAR-GALE FORCE W TO NW WINDS AND ROUGH SEAS IN EXCESS OF 8 FT IN  
ITS WAKE. THE FRONT WILL PROGRESS EASTWARD FRI THROUGH SAT.  
LOOKING AHEAD, HIGH PRESSURE WILL BUILD OVER THE WESTERN ATLANTIC  
THIS WEEKEND.  
   
TONIGHT
 
S OF 27N, W WINDS 15 TO 20 KT. N OF 27N, SW WINDS  
15 TO 20 KT, BECOMING W 25 TO 30 KT AFTER MIDNIGHT. SEAS 4 TO  
6 FT, BUILDING TO 8 TO 11 FT AFTER MIDNIGHT.    
FRI
 
NW TO N WINDS 15 TO 20 KT S OF 27N, AND NW 20 TO 25 KT N  
OF 27N. SEAS 5 TO 9 FT.    
FRI NIGHT
 
N TO NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT, SUBSIDING  
TO 3 TO 5 FT AFTER MIDNIGHT.    
SAT
 
E TO SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.    
SAT NIGHT
 
E WINDS 5 TO 10 KT. SEAS 3 FT IN THE EVENING,  
SUBSIDING TO 2 FT OR LESS.    
SUN
 
E TO SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
SUN NIGHT
 
SE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
MON
 
SE TO S WINDS 10 TO 15 KT. SEAS 3 FT IN THE MORNING,  
SUBSIDING TO 2 FT OR LESS.    
MON NIGHT
 
SE TO S WINDS 10 TO 15 KT. SEAS 2 FT OR LESS,  
BUILDING TO 3 FT AFTER MIDNIGHT.    
TUE
 
S WINDS 5 TO 10 KT, SHIFTING TO N TO NE IN THE AFTERNOON.  
SEAS 3 FT.    
TUE NIGHT
 
NE WINDS 5 TO 10 KT. SEAS 3 FT IN THE EVENING,  
SUBSIDING TO 2 FT OR LESS.  
 
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