677  
FZUS72 KKEY 211540  
MWSKEY  
 
MARINE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE KEY WEST FL  
ISSUED BY NATIONAL WEATHER SERVICE MIAMI FL  
1140 AM EDT MON SEP 21 2026  
 
GMZ031>033-035-042>044-052-053-211645-  
1140 AM EDT MON SEP 21 2026  
   
..LINE OF THUNDERSTORMS OVER THE WATERS
 
 
THE AREAS AFFECTED INCLUDE...  
HAWK CHANNEL AND STRAITS OF FLORIDA FROM OCEAN REEF TO WEST END OF  
SEVEN MILE BRIDGE OUT 20 NM...  
BAY AND GULF SIDE FROM CRAIG KEY TO HALFMOON SHOAL OUT TO 5  
FATHOMS...  
FLORIDA BAY INCLUDING BARNES SOUND, BLACKWATER SOUND, AND BUTTONWOOD  
SOUND...  
GULF WATERS FROM EAST CAPE SABLE TO CHOKOLOSKEE 20 TO 60 NM OUT AND  
BEYOND 5 FATHOMS...  
HAWK CHANNEL FROM WEST END OF SEVEN MILE BRIDGE TO HALFMOON SHOAL OUT  
TO THE REEF...  
 
AT 1138 AM EDT, NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A  
LINE OF THUNDERSTORMS, CAPABLE OF PRODUCING WIND GUSTS NEAR 30 KNOTS.  
THESE THUNDERSTORMS WERE LOCATED ALONG A LINE EXTENDING FROM 8 NM  
NORTHEAST OF GULFSIDE 8 REEF TO NEAR ANNETTE KEY, MOVING NORTHEAST AT  
10 KNOTS.  
 
LOCATIONS THAT WILL BE AFFECTED INCLUDE...  
GULFSIDE 10 REEF, ANNETTE KEY, TAVERNIER CREEK, DUMP KEYS, HOWE KEY,  
BONEFISH TOWER AND TWIN KEYS.  
 
ENVIRONMENTAL CONDITIONS FAVOR WATERSPOUT FORMATION. A WATERSPOUT  
WOULD MOST LIKELY APPEAR BENEATH A DARK, FLAT BOTTOM OF A BUILDING  
CUMULUS LINE, JUST AT THE HINT OF RAIN. IF YOU SEE A WATERSPOUT, STAY  
AWAY, AND CALL IN THE REPORT TO YOUR FLORIDA KEYS NATIONAL WEATHER  
SERVICE, AT 3 0 5 2 9 5 1 3 1 6 EXTENSION 3.  
 

 
 
LAT...LON 2529 8027 2488 8055 2471 8084 2460 8167  
2496 8191 2510 8150 2512 8100 2519 8081  
2522 8082 2514 8078 2515 8072 2517 8073  
2518 8076 2515 8066 2514 8067 2514 8066  
2523 8058 2520 8050 2526 8044  
 

 
 
MFL  
 
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