401  
FZNT25 KNHC 200906  
OFFN04  
 
NAVTEX MARINE FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
506 AM EDT SAT SEP 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
 
SURFACE RIDGING EXTENDING FROM A 1017 MB HIGH  
PRESSURE CENTERED OVER THE NE GULF WILL CONTROL THE GENERAL  
WEATHER PATTERN THROUGH THE WEEKEND BEFORE SHIFTING NE AND  
WEAKENING INTO NEXT WEEK. WITH TROPICAL CYCLONE GABRIELLE OVER  
THE ATLANTIC LIFTING NORTHWARD THROUGH MON NIGHT, ATLANTIC  
RIDGING WILL BUILD WESTWARD ALONG THE NORTHERN GULF EARLY NEXT  
WEEK.  
   
TODAY
 
NE WINDS 5 TO 10 KT. SEAS 2 FT OR LESS. SCATTERED  
SHOWERS AND ISOLATED TSTMS.    
TONIGHT
 
NE WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. SCATTERED  
SHOWERS AND ISOLATED TSTMS.    
SUN
 
NE TO E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS. SCATTERED  
SHOWERS AND ISOLATED TSTMS.    
SUN NIGHT
 
NE TO E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.  
SCATTERED SHOWERS AND ISOLATED TSTMS.    
MON
 
E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
MON NIGHT
 
E WINDS 10 TO 15 KT. SEAS 2 FT OR LESS.    
TUE
 
E TO SE WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
TUE NIGHT
 
E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
WED
 
E WINDS LESS THAN 5 KT. SEAS 2 FT OR LESS.    
WED NIGHT
 
NE TO E WINDS LESS THAN 5 KT. SEAS 2 FT OR LESS.  
 
WITHIN 200 NM EAST OF THE COAST OF FLORIDA  
   
SYNOPSIS
 
TROPICAL STORM GABRIELLE IS NEAR 24.3N 58.1W AT 5 AM  
EDT, AND IS MOVING NORTHWEST AT 11 KT. MAXIMUM SUSTAINED WINDS  
ARE 45 KT WITH GUSTS TO 55 KT, AND THE MINIMUM CENTRAL PRESSURE IS  
1004 MB. GABRIELLE WILL MOVE TO 25.4N 59.3W THIS AFTERNOON, 27.0N  
60.5W SUN MORNING, STRENGTHEN TO A HURRICANE NEAR 28.6N 61.6W SUN  
AFTERNOON, 30.3N 62.1W MON MORNING, 32.1N 61.3W MON AFTERNOON,  
AND 34.0N 59.1W TUE MORNING. GABRIELLE WILL CHANGE LITTLE IN  
INTENSITY AS IT MOVES TO 37.0N 50.6W BY EARLY WED. A SURFACE  
TROUGH WILL PERSIST OFF THE SE U.S. COAST TO THE NORTHERN BAHAMAS  
THROUGH AT LEAST THE WEEKEND ENHANCING CONVECTION IN THE VICINITY.  
OTHERWISE, IN THE WAKE OF GABRIELLE, CENTRAL ATLANTIC HIGH  
PRESSURE WILL BUILD WESTWARD GENERALLY PROVIDING FOR LIGHT TO  
GENTLE WINDS OVER THE CENTRAL AND WESTERN PORTIONS OF THE AREA,  
AND FOR GENTLE TO MODERATE WINDS OVER THE EASTERN PORTION INTO  
MIDWEEK.  
   
TODAY
 
NE WINDS 5 TO 10 KT S OF 27N, AND NE 10 TO 15 KT N OF  
27N. SEAS 3 FT IN E SWELL. SCATTERED SHOWERS AND ISOLATED TSTMS.    
TONIGHT
 
NE TO E WINDS 5 TO 10 KT S OF 27N, AND NE 10 TO 15 KT  
N OF 27N. SEAS 3 FT IN E SWELL. SCATTERED SHOWERS AND ISOLATED  
TSTMS.    
SUN
 
NE TO E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. CHANCE OF  
SHOWERS AND ISOLATED TSTMS.    
SUN NIGHT
 
NE TO E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. CHANCE OF  
TSTMS.    
MON
 
E WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.    
MON NIGHT
 
E TO SE WINDS 5 TO 10 KT. SEAS 3 TO 5 FT.    
TUE
 
E TO SE WINDS LESS THAN 5 KT. SEAS 3 TO 5 FT IN NE TO E  
SWELL.    
TUE NIGHT
 
E TO SE WINDS LESS THAN 5 KT. SEAS 3 TO 4 FT IN NE  
TO E SWELL.    
WED
 
NE WINDS LESS THAN 5 KT. SEAS 3 TO 4 FT IN NE TO E SWELL.    
WED NIGHT
 
E WINDS LESS THAN 5 KT. SEAS 3 FT IN NE TO E SWELL  
IN THE EVENING, SUBSIDING TO 2 FT OR LESS.  
 
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