855  
FPUS52 KKEY 181430 AAA  
ZFPKEY  
 
ZONE FORECASTS FOR THE FLORIDA KEYS...UPDATED  
NATIONAL WEATHER SERVICE KEY WEST FL  
1030 AM EDT MON AUG 18 2025  
   
..UPDATED FIRST PERIOD TO REDUCE RAIN CHANCES  
 
FLZ076>078-182030-  
MONROE UPPER KEYS-MONROE MIDDLE KEYS-MONROE LOWER KEYS-  
INCLUDING THE COMMUNITIES OF KEY LARGO, MARATHON, AND KEY WEST  
1030 AM EDT MON AUG 18 2025  
   
THIS AFTERNOON  
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS. HIGHS NEAR 90. VARIABLE WINDS NEAR 5 MPH,  
BECOMING NORTHWEST. CHANCE OF RAIN 20 PERCENT.   
TONIGHT  
MOSTLY CLEAR WITH A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 80S. NORTHWEST WINDS  
NEAR 5 MPH. CHANCE OF RAIN 30 PERCENT.    
TUESDAY  
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. HIGHS IN THE LOWER 90S. NORTHWEST WINDS 5  
TO 10 MPH. CHANCE OF RAIN 30 PERCENT.    
TUESDAY NIGHT  
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 80S. NORTHWEST  
WINDS 5 TO 10 MPH. CHANCE OF RAIN 30 PERCENT.    
WEDNESDAY  
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. HIGHS NEAR 90. WEST WINDS NEAR 10 MPH.  
CHANCE OF RAIN 30 PERCENT.    
WEDNESDAY NIGHT AND THURSDAY  
PARTLY CLOUDY WITH A CHANCE OF  
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER  
80S. HIGHS IN THE LOWER 90S. CHANCE OF RAIN 30 PERCENT.    
THURSDAY NIGHT AND FRIDAY  
MOSTLY CLEAR WITH A CHANCE OF  
SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER  
80S. HIGHS NEAR 90. CHANCE OF RAIN 30 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 80S. CHANCE OF  
RAIN 30 PERCENT.    
SATURDAY  
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. HIGHS NEAR 90. CHANCE OF RAIN 30 PERCENT.   
SATURDAY NIGHT  
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 80S. CHANCE OF  
RAIN 30 PERCENT.    
SUNDAY  
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS. HIGHS NEAR 90. CHANCE OF RAIN 30 PERCENT.  
 
 
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