010  
FZNT25 KNHC 210310  
OFFN04  
 
NAVTEX MARINE FORECAST  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
1110 PM EDT THU AUG 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
 
RELATIVELY WEAK HIGH PRESSURE CENTERED OVER THE  
CENTRAL GULF WILL PREVAIL OVER THE BASIN THROUGH EARLY NEXT  
WEEK. A WEAK PRESSURE PATTERN WILL SUPPORT MOSTLY GENTLE TO  
MODERATE WINDS AND SLIGHT TO LOCALLY MODERATE SEAS ACROSS MUCH  
OF THE BASIN. A SURFACE TROUGH WILL GENERATE FRESH TO LOCALLY  
STRONG WINDS NORTH AND WEST OF THE YUCATAN PENINSULA IN THE  
EARLY EVENINGS. THESE WINDS WILL SPREAD WESTWARD AWAY FROM THE  
PENINSULA AT NIGHT AS THE TROUGH MIGRATES INTO THE SW GULF.  
   
OVERNIGHT
 
NE TO E WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN  
5 KT N OF 24N. SEAS 3 FT OR LESS. ISOLATED SHOWERS AND THUNDERSTORMS.   
FRI
 
NE WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN 5 KT N OF  
24N. SEAS 3 FT OR LESS. ISOLATED SHOWERS AND THUNDERSTORMS.    
FRI NIGHT
 
NE TO E WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN  
5 KT N OF 24N. SEAS 3 FT OR LESS. ISOLATED SHOWERS AND  
THUNDERSTORMS.    
SAT
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING N TO NE 10 KT  
EARLY IN THE EVENING. SEAS 3 FT OR LESS. ISOLATED SHOWERS AND  
THUNDERSTORMS.    
SAT NIGHT
 
S OF 24N, NE TO E WINDS 10 KT IN THE LATE EVENING  
AND EARLY MORNING. VARIABLE WINDS LESS THAN 5 KT EARLY IN THE  
MORNING. N OF 24N, VARIABLE WINDS LESS THAN 5 KT IN THE LATE  
EVENING AND EARLY MORNING. SEAS 3 FT OR LESS.    
SUN
 
S OF 24N, VARIABLE WINDS LESS THAN 5 KT, BECOMING NE 10 KT  
EARLY IN THE EVENING. N OF 24N, VARIABLE WINDS LESS THAN 5 KT.  
SEAS 3 FT OR LESS.    
SUN NIGHT
 
NE TO E WINDS 10 KT. SEAS 2 TO 4 FT.    
MON
 
NE TO E WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN 5 KT  
N OF 24N. SEAS 2 TO 4 FT.    
MON NIGHT
 
E WINDS 10 KT. SEAS 3 TO 4 FT.    
TUE
 
NE TO E WINDS 10 KT. SEAS 3 TO 4 FT.    
TUE NIGHT
 
E WINDS 10 KT. SEAS 3 TO 4 FT.  
 
WITHIN 200 NM EAST OF THE COAST OF FLORIDA  
   
SYNOPSIS
 
A 1019 MB LOW IS JUST NORTH OF THE AREA NEAR 32N49W,  
WITH A TROUGH EXTENDING SOUTHWESTWARD TO 29N57W AND TO NEAR  
27N70W. SCATTERED THUNDERSTORMS ARE ALONG AND NEAR THE TROUGH FROM  
27N TO 30N BETWEEN 52W AND 58W. ISOLATED SHOWERS AND  
THUNDERSTORMS ARE PRESENT FROM 25N TO 31N BETWEEN 46W AND 52W.  
ELSEWHERE, A WEAK PRESSURE GRADIENT WILL SUPPORT MOSTLY LIGHT TO  
GENTLE WINDS OVER MOST OF THE WATERS NORTH OF 23N GOING INTO EARLY  
NEXT WEEK. MODERATE TO FRESH TRADES ARE EXPECTED SOUTH OF ABOUT  
23N, ESPECIALLY OFF NORTHERN HISPANIOLA THROUGH THE PERIOD. THESE  
TRADES MAY PULSE TO FRESH TO STRONG SPEEDS OFF NORTHERN HISPANIOLA  
AT NIGHT THROUGH MOST OF THE FORECAST PERIOD. MEANWHILE, THE  
NORTHERN PORTION OF TROPICAL WAVE IS EXPECTED TO MOVE THROUGH THE  
EASTERN PORTION OF THE AREA EARLY NEXT WEEK ENHANCING THE TRADES  
SOME.  
   
OVERNIGHT
 
SE TO S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. ISOLATED  
SHOWERS AND THUNDERSTORMS.    
FRI
 
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. NE TO E WINDS 10 KT S OF 24N,  
AND VARIABLE LESS THAN 5 KT N OF 24N. SEAS 2 TO 3 FT. ISOLATED  
SHOWERS AND THUNDERSTORMS.   
FRI
 
NE WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN 5 KT N OF  
24N. SEAS 2 TO 3 FT. ISOLATED SHOWERS AND THUNDERSTORMS.   
FRI NIGHT
 
NE TO E WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN  
5 KT N OF 24N. SEAS 2 TO 3 FT. ISOLATED SHOWERS AND  
THUNDERSTORMS.   
SAT
 
VARIABLE WINDS LESS THAN 5 KT, BECOMING N TO NE 10 KT  
LATE. SEAS 2 TO 3 FT. ISOLATED SHOWERS AND THUNDERSTORMS.   
SAT NIGHT
 
S OF 24N, NE TO E WINDS 10 KT IN THE LATE EVENING  
AND EARLY MORNING. N OF 24N, VARIABLE WINDS LESS THAN 5 KT IN THE  
LATE EVENING AND EARLY MORNING. SEAS 2 TO 3 FT. ISOLATED SHOWERS  
AND THUNDERSTORMS.   
SUN
 
S OF 24N, VARIABLE WINDS LESS THAN 5 KT, BECOMING NE 10 KT  
EARLY IN THE EVENING. N OF 24N, VARIABLE WINDS LESS THAN 5 KT.  
SEAS 2 TO 4 FT.    
SUN NIGHT
 
NE TO E WINDS 10 KT. SEAS 2 TO 4 FT.    
MON
 
NE TO E WINDS 10 KT S OF 24N, AND VARIABLE LESS THAN 5 KT  
N OF 24N. SEAS 2 TO 4 FT.    
MON NIGHT
 
E WINDS 10 KT. SEAS 3 TO 4 FT.    
TUE
 
NE TO E WINDS 10 KT. SEAS 3 TO 4 FT.    
TUE NIGHT
 
E WINDS 10 KT. SEAS 3 TO 4 FT.  
 
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