Short Term Forecast
Issued by NWS Key West, FL
Issued by NWS Key West, FL
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903 FPUS72 KKEY 211354 NOWKEY Short Term Forecast National Weather Service Key West FL 954 AM EDT Fri Aug 21 2026 GMZ033-034-055-075-211500- Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of America including Dry Tortugas and Rebecca Shoal Channel- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas out 20 NM- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas 20 to 60 NM out- 954 AM EDT Fri Aug 21 2026 .NOW... Through 1100 am, isolated showers and thunderstorms will drift to the northwest to north at 5 to 10 knots across the western distant Straits of Florida out to 60 nm, as well as the southeastern Gulf, including in the vicinity of the Dry Tortugas. This activity will generally wane. Mariners experiencing the strongest storms mainly between S Tower and T Tower expect heavy downpours reducing visibility, wind gusts near 20 knots, and a few cloud to surface lighting strikes. $$