FPUS72 KKEY 200156 NOWKEY Short Term Forecast National Weather Service Key West FL 956 PM EDT Tue Aug 19 2025 GMZ034-054-055-074-075-200300- Gulf of America including Dry Tortugas and Rebecca Shoal Channel- 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 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- 956 PM EDT Tue Aug 19 2025 .NOW... Through 11 PM, an outflow boundary extends from W Tower to southwest of Woods Wall Crack and is moving at 15 to 20 knots to southwest and west. Mariners encountering this boundary can expect sudden wind gusts near 25 knots from the northeast. $$ GMZ052-072-200300- Straits of Florida from Ocean Reef to Craig Key out 20 NM- Straits of Florida from Ocean Reef to Craig Key 20 to 60 NM out- 956 PM EDT Tue Aug 19 2025 .NOW... Through 11 PM, a cluster of showers with embedded scattered thunderstorms will wax and wane as they move southeast at near 10 knots across the far eastern Straits of Florida. This activity will be capable of blinding downpours, bouts of frequent lightning, and wind gusts to near 25 knots. $$