Short Term Forecast
Issued by NWS Key West, FL
Issued by NWS Key West, FL
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121 FPUS72 KKEY 120653 NOWKEY Short Term Forecast National Weather Service Key West FL 253 AM EDT Fri Sep 12 2025 GMZ053>055-073>075-120800- Straits of Florida from Craig Key to west end of Seven Mile Bridge out 20 NM- Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal out 20 NM- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas out 20 NM- Straits of Florida from Craig Key to west end of Seven Mile Bridge 20 to 60 NM out- Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal 20 to 60 NM out- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas 20 to 60 NM out- 253 AM EDT Fri Sep 12 2025 .NOW... Through 400 am, scattered showers and isolated thunderstorms will wax and wane in the distant Straits of Florida south and west of the Lower and Middle Keys. Movement of this activity will be slow and nearly stationary, but generally drift to the northeast at near 5 knots. Mariners encountering the strongest activity about 20 to 60 miles south and west of Key West can expect brief heavy downpours reducing visibility, wind gusts 20 to 25 knots, and a few cloud to surface lightning strikes. $$