323  
FZNT25 KNHC 162034 CCA  
OFFN04  
 
NAVTEX MARINE FORECAST...CORRECTED  
NWS NATIONAL HURRICANE CENTER MIAMI, FL  
1115 AM EDT SAT AUG 16 2025  
 
CORRECTED SYNOPSIS FOR WITHIN 200 NM EAST OF FLORIDA  
 
...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  
WEAK HIGH PRESSURE ACROSS THE AREA WILL ALLOW FOR  
GENTLE TO MODERATE NE TO E WINDS ACROSS THE E HALF OF THE GULF,  
AND E TO SE WINDS OF THE SAME SPEEDS W OF 90W THROUGH MON. SEAS  
DURING THIS PERIOD WILL FLUCTUATE BETWEEN SLIGHT TO MODERATE.  
AFTERWARD, WINDS WILL BECOME LIGHT TO GENTLE BASIN- WIDE AS A  
RESULT OF THE PASSAGE OF MAJOR HURRICANE ERIN ACROSS THE BAHAMAS  
OFFSHORE WATERS, WHICH WILL LOWER THE PRESSURE GRADIENT IN THE  
REGION. SEAS ARE FORECAST TO BE SLIGHT ACROSS THE GULF MON  
THROUGH WED.  
   
THIS AFTERNOON  
NE TO E WINDS 10 KT. SEAS 3 FT OR LESS. ISOLATED SHOWERS  
AND THUNDERSTORMS.   
TONIGHT  
NE WINDS 10 KT. SEAS 3 FT OR LESS. ISOLATED SHOWERS  
AND THUNDERSTORMS.   
SUN  
NE TO E WINDS 10 KT IN THE MORNING, BECOMING VARIABLE LESS  
THAN 5 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS AND ISOLATED  
THUNDERSTORMS.   
SUN NIGHT  
NE WINDS 10 KT. SEAS 3 FT OR LESS. SCATTERED SHOWERS  
AND ISOLATED THUNDERSTORMS.   
MON  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
MON NIGHT  
S OF 24N, NE WINDS 10 KT IN THE EVENING, BECOMING  
VARIABLE LESS THAN 5 KT. N OF 24N, VARIABLE WINDS LESS THAN 5 KT.  
SEAS 3 FT OR LESS.    
TUE  
VARIABLE WINDS LESS THAN 5 KT, BECOMING NW 10 KT IN THE  
AFTERNOON. SEAS 3 FT OR LESS.    
TUE NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.    
WED  
VARIABLE WINDS LESS THAN 5 KT, BECOMING W TO NW 10 KT IN  
THE AFTERNOON. SEAS 3 FT OR LESS.    
WED NIGHT  
VARIABLE WINDS LESS THAN 5 KT. SEAS 3 FT OR LESS.  
 
WITHIN 200 NM EAST OF THE COAST OF FLORIDA...CORRECTED  
   
SYNOPSIS  
MAJOR HURRICANE ERIN IS NEAR 19.7N 62.8W AT 11 AM  
EDT, AND IS MOVING WEST AT 15 KT. MAXIMUM SUSTAINED WINDS ARE  
135 KT WITH GUSTS TO 165 KT, AND THE MINIMUM CENTRAL PRESSURE IS  
923 MB. ERIN WILL MOVE TO NEAR 20.1N 64.7W THIS EVENING WITH  
MAXIMUM SUSTAINED WINDS 145 KT GUSTS 175 KT, TO NEAR 21.0N  
66.8W SUN MORNING, AND CONTINUE TO SLOWLY WEAKEN AS IT MOVES TO  
NEAR 22.3N 68.5W SUN EVENING WITH MAXIMUM SUSTAINED WINDS  
135 KT GUSTS 165 KT, THEN MOVE TO NEAR 23.5N 69.7W MON MORNING,  
TO NEAR 24.9N 70.4W MON EVENING WITH MAXIMUM SUSTAINED WINDS  
125 KT GUSTS 150 KT AND TO NEAR 26.4N 70.9W TUE MORNING. ERIN  
IS FORECAST TO CHANGE LITTLE IN INTENSITY AS IT MOVES TO NEAR  
30.6N 70.9W EARLY ON WED, THEN CONTINUE TO WEAKEN LATER ON WED  
AS IT LIFTS WELL NORTH OF 31N. SWELLS GENERATED BY ERIN WILL  
AFFECT PORTIONS OF THE NORTHERN LEEWARD ISLANDS, THE VIRGIN  
ISLANDS, PUERTO RICO, HISPANIOLA, AND THE TURKS AND CAICOS  
ISLANDS THROUGH THE WEEKEND. THESE SWELLS WILL SPREAD TO THE  
BAHAMAS, BERMUDA, AND THE EAST COAST OF THE UNITED STATES EARLY  
NEXT WEEK. OTHERWISE, HIGH PRESSURE WILL RIDGING WILL BEGIN TO  
RIDGE SOUTHWARD OFF THE SOUTHEAST U.S. ON SUN. THE GRADIENT  
BETWEEN THE RIDGE AND ERIN WILL PROMOTE MODERATE TO FRESH NORTH  
TO NORTHEAST WINDS OFFSHORE NORTHERN FLORIDA BEGINNING MON.  
   
THIS AFTERNOON  
E WINDS 5 TO 10 KT. SEAS 2 FT OR LESS.    
TONIGHT  
E WINDS 10 TO 15 KT S OF 27N, AND E 5 TO 10 KT N OF  
27N. SEAS 2 FT OR LESS.    
SUN  
S OF 27N, E WINDS 5 TO 10 KT. N OF 27N, S WINDS LESS THAN  
5 KT, SHIFTING TO NW TO N IN THE AFTERNOON. SEAS 2 FT OR LESS.    
SUN NIGHT  
NE WINDS 5 TO 10 KT. SEAS 2 FT OR LESS, BUILDING TO  
3 TO 5 FT AFTER MIDNIGHT.    
MON  
N WINDS 5 TO 10 KT. SEAS 5 TO 7 FT IN E SWELL.    
MON NIGHT  
N WINDS 10 TO 15 KT. SEAS 5 TO 7 FT.    
TUE  
NW TO N WINDS 10 TO 15 KT. SEAS 6 TO 8 FT IN E SWELL.    
TUE NIGHT  
NW WINDS 5 TO 10 KT. SEAS 6 TO 8 FT IN NE TO E  
SWELL.    
WED  
W TO NW WINDS 5 TO 10 KT. SEAS 6 TO 8 FT IN NE TO E SWELL.   
WED NIGHT  
W WINDS 5 TO 10 KT. SEAS 5 TO 7 FT IN NE SWELL.  
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