945  
FZNT25 KNHC 210333  
OFFN04  
 
NAVTEX MARINE FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
1133 PM EDT TUE OCT 20 2026  
 
...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  
HIGH PRESSURE OVER THE EASTERN U.S. WILL SUPPORT  
FRESH TO NE WINDS ACROSS THE BASIN THROUGH THE WEEK, EXCEPT FOR  
STRONG NW TO N WINDS OVER THE SW GULF THROUGH WED. THE HIGH  
COMBINED WITH LOW PRESSURE THAT IS EXPECTED TO DEVELOP NEAR THE  
BAHAMAS, WILL SUPPORT STRONG TO NEAR-GALE NE WINDS AND ROUGH  
SEAS OVER THE EASTERN GULF SAT. THESE CONDITIONS WILL SPREAD  
WESTWARD TO THE CENTRAL GULF SAT NIGHT THROUGH SUN NIGHT. SEAS  
ARE EXPECTED TO PEAK TO 12 FT WITH THESE WINDS.  
   
OVERNIGHT  
NE WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
WED  
NE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT.    
WED NIGHT  
NE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
THU  
NE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT.    
THU NIGHT  
NE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
FRI  
NE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
FRI NIGHT  
NE WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.   
SAT  
NE WINDS 20 TO 25 KT. SEAS 6 TO 8 FT.    
SAT NIGHT  
NE WINDS 20 TO 30 KT. SEAS 7 TO 10 FT IN N TO NE  
SWELL.    
SUN  
NE WINDS 25 TO 30 KT. SEAS 8 TO 11 FT IN N TO NE SWELL.    
SUN NIGHT  
NE WINDS 25 TO 30 KT. SEAS 7 TO 10 FT.  
 
WITHIN 200 NM EAST OF THE COAST OF FLORIDA  
   
SYNOPSIS  
MODERATE TO FRESH N TO NE WINDS AND LARGE NE SWELL  
PERSIST WEST OF A STATIONARY FRONT THAT EXTENDS FROM 31N66W TO  
THE SOUTHEASTERN BAHAMAS AND TO EAST-CENTRAL CUBA. WINDS WILL  
DIMINISH INTO WED AS THE FRONTAL BOUNDARY WEAKENS. LINGERING  
SWELL WILL SLOWLY SUBSIDE THROUGH FRI. A TIGHTENING PRESSURE  
GRADIENT WILL DEVELOP BEGINNING LATE FRI AS HIGH PRESSURE BUILDS  
SOUTHWARD OVER THE WESTERN ATLANTIC AND LOW PRESSURE DEVELOPS  
NEAR, OR NE OF THE BAHAMAS ALONG A REMNANT FRONTAL TROUGH. THIS  
SETUP IS EXPECTED TO INDUCE WIDESPREAD NEAR TO GALE-FORCE NE WINDS  
OVER THE WATERS ROUGHLY NW OF A LINE FROM NEAR 31N51W TO THE  
CENTRAL BAHAMAS AND TO CENTRAL CUBA, INCLUDING THE STRAITS OF  
FLORIDA. SEAS WITH THESE WINDS ARE EXPECTED TO QUICKLY BUILD TO  
ROUGH TO VERY ROUGH. MARINERS SHOULD MONITOR THE LATEST MARINE  
FORECASTS, AND HAVE AVOIDANCE PLANS IN PLACE.  
   
OVERNIGHT  
N TO NE WINDS 15 TO 20 KT. SEAS 5 TO 7 FT.    
WED  
N TO NE WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
WED NIGHT  
NE WINDS 10 TO 15 KT S OF 27N, AND N TO NE 10 TO  
15 KT N OF 27N. SEAS 4 TO 6 FT.    
THU  
N TO NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
THU NIGHT  
NE WINDS 10 TO 15 KT. SEAS 4 TO 6 FT.    
FRI  
NE WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
FRI NIGHT  
NE WINDS 20 TO 25 KT. SEAS 5 TO 7 FT.   
SAT  
NE WINDS 20 TO 30 KT. SEAS 6 TO 9 FT.    
SAT NIGHT  
NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT IN NE SWELL.    
SUN  
NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT IN NE SWELL.    
SUN NIGHT  
NE WINDS 20 TO 30 KT. SEAS 8 TO 11 FT IN NE SWELL.  
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