Short Term Forecast
Issued by NWS Key West, FL
Issued by NWS Key West, FL
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903 FPUS72 KKEY 152201 NOWKEY Short Term Forecast National Weather Service Key West FL 601 PM EDT Tue Sep 15 2026 GMZ034-035-044-054-055-152315- Gulf of America including Dry Tortugas and Rebecca Shoal Channel- Gulf of America from west end of Seven Mile Bridge to Halfmoon Shoal out to 5 Fathoms- Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal out to the reef- 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- 601 PM EDT Tue Sep 15 2026 .NOW... Through 7 pm, scattered showers will wax and wane along a decaying, broken cloud line that extends from the Marquesas Keys to south of Rebecca Shoal Light. Activity associated with this cloud line will drift to the southwest to west at near 10 knots. Mariners encountering the stronger activity can expect heavy downpours reducing visibility, wind gusts near 20 knots, and a rare cloud to lightning strike. $$