146  
FPUS52 KKEY 201434 AAA  
ZFPKEY  
 
ZONE FORECASTS FOR THE FLORIDA KEYS...UPDATED  
NATIONAL WEATHER SERVICE KEY WEST FL  
1034 AM EDT THU AUG 20 2026  
 
FLZ076>078-202030-  
MONROE UPPER KEYS-MONROE MIDDLE KEYS-MONROE LOWER KEYS-  
INCLUDING THE COMMUNITIES OF KEY LARGO, MARATHON, AND KEY WEST  
1034 AM EDT THU AUG 20 2026  
 
UPDATED TO INCREASE RAIN CHANCES FOR THE FIRST PERIOD.  
   
REST OF TODAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS. HIGHS NEAR 90. SOUTHWEST WINDS 5  
TO 10 MPH. CHANCE OF RAIN 30 PERCENT.    
TONIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH,  
BECOMING SOUTHEAST AFTER MIDNIGHT.    
FRIDAY
 
MOSTLY SUNNY. HIGHS NEAR 90. SOUTH WINDS NEAR 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 80S. SOUTHEAST  
WINDS 5 TO 10 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. SOUTHEAST  
WINDS NEAR 5 MPH.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 80S.    
SUNDAY
 
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS NEAR 90. CHANCE OF RAIN 10 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 80S. CHANCE OF RAIN 20 PERCENT.    
MONDAY
 
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS NEAR 90. CHANCE OF RAIN 10 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLEAR WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 80S. CHANCE OF RAIN 40 PERCENT.    
TUESDAY
 
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS NEAR 90. CHANCE OF RAIN 20 PERCENT.    
TUESDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 80S. CHANCE OF RAIN 50 PERCENT.    
WEDNESDAY
 
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS NEAR 90. CHANCE OF RAIN 20 PERCENT.  
 

 
 
BT/RG/DM  
 
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