640 FPUS72 KKEY 231732 NOWKEY Short Term Forecast National Weather Service Key West FL 132 PM EDT Sun Aug 23 2026 GMZ032-035-231900- Bayside and Gulfside from Craig Key to west end of Seven Mile Bridge- Gulf of America from west end of Seven Mile Bridge to Halfmoon Shoal out to 5 Fathoms- 132 PM EDT Sun Aug 23 2026 .NOW... Through 300 pm, scattered showers with isolated thunderstorms associated with conglomerating cloud streamers will continue to develop north of the Lower and Middle Keys. This activity will drift to the north at near 5 knots. Mariners encountering the strongest activity north of a line from Sugarloaf Key To Big Pine Key can expect moderate to heavy downpours reducing visibility and a few cloud to surface lightning strikes. Waterspouts also cannot be ruled out. Mariners are reminded that a waterspout would most likely appear beneath a dark, flat bottom of a building cumulus line, just at the hint of rain. $$