FPUS72 KKEY 210030 NOWKEY Short Term Forecast National Weather Service Key West FL 830 PM EDT Mon Apr 20 2026 FLZ076-GMZ031-042-052-072-210130- Monroe Upper Keys- Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound-Hawk Channel from Ocean Reef to Craig Key out to the reef- 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- Including the Communities of Key Largo 830 PM EDT Mon Apr 20 2026 .NOW... Through 930 pm, a cluster of scattered showers will progress to the south at 10 to 15 knots across portions of the Upper Keys and the adjacent nearshore and offshore marine zones. Mariners here can expect wind gusts 20 to 25 knots and heavy downpours reducing visibility.Island communities between Tavernier and Ocean Reef can expect up to another quarter of an inch of rainfall. $$