283 FZUS72 KMFL 211536 MWSMFL Marine Weather Statement National Weather Service Miami FL 1136 AM EDT Mon Sep 21 2026 GMZ657-211630- 1136 AM EDT Mon Sep 21 2026 ...STRONG THUNDERSTORMS OVER THE WATERS... The areas affected include... Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM... At 1135 AM EDT, Doppler radar indicated strong thunderstorms, capable of producing winds to around 30 knots. These thunderstorms were located along a line extending from Newfound Harbor to near Gulfside 8 Reef, moving north at 10 knots. PRECAUTIONARY/PREPAREDNESS ACTIONS... Waterspouts are possible with this activity. Remain on the alert in case warnings are issued for waterspout development. && LAT...LON 2513 8151 2515 8104 2513 8104 2512 8106 2510 8148 $$ Hadi  677 FZUS72 KKEY 211540 MWSKEY Marine Weather Statement National Weather Service Key West FL Issued by National Weather Service Miami FL 1140 AM EDT Mon Sep 21 2026 GMZ031>033-035-042>044-052-053-211645- 1140 AM EDT Mon Sep 21 2026 ...LINE OF THUNDERSTORMS OVER THE WATERS... The areas affected include... Hawk Channel and Straits of Florida from Ocean Reef to west end of Seven Mile Bridge out 20 nm... Bay and Gulf Side from Craig Key to Halfmoon Shoal out to 5 fathoms... Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound... Gulf Waters from East Cape Sable to Chokoloskee 20 to 60 nm out and beyond 5 fathoms... Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal out to the reef... At 1138 AM EDT, National Weather Service meteorologists detected a line of thunderstorms, capable of producing wind gusts near 30 knots. These thunderstorms were located along a line extending from 8 nm northeast of Gulfside 8 Reef to NEAR Annette Key, moving northeast at 10 knots. Locations that will be affected include... Gulfside 10 Reef, Annette Key, Tavernier Creek, Dump Keys, Howe Key, Bonefish Tower and Twin Keys. Environmental conditions favor waterspout formation. A waterspout would most likely appear beneath a dark, flat bottom of a building cumulus line, just at the hint of rain. If you see a waterspout, stay away, and call in the report to your Florida Keys National Weather Service, at 3 0 5 2 9 5 1 3 1 6 extension 3. && LAT...LON 2529 8027 2488 8055 2471 8084 2460 8167 2496 8191 2510 8150 2512 8100 2519 8081 2522 8082 2514 8078 2515 8072 2517 8073 2518 8076 2515 8066 2514 8067 2514 8066 2523 8058 2520 8050 2526 8044 $$ MFL