| NWS Forecast for: Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound (GMZ031) Issued by: National Weather Service Key West, FL Last Update: 430 PM EDT Mon Apr 20 2026 | |
Tonight: Northeast winds 15 to 20 knots, increasing to near 20 knots. Bay waters choppy, becoming rough. A chance of showers with a slight chance of thunderstorms. Tuesday: Northeast to east winds 20 to 25 knots. Bay waters very rough. Tuesday Night: Northeast to east winds near 25 knots, decreasing to 20 to 25 knots. Bay waters extremely rough, becoming very rough. Wednesday: East winds near 20 knots, decreasing to 15 to 20 knots. Bay waters rough, becoming choppy. Wednesday Night: East winds 15 to 20 knots, decreasing to near 15 knots. Bay waters choppy, becoming a moderate chop. A slight chance of showers. Thursday: East winds near 15 knots. Bay waters a moderate chop. A slight chance of showers. Thursday Night: East winds near 15 knots. Bay waters a moderate chop. A slight chance of showers and thunderstorms. Friday: East to southeast winds 10 to 15 knots. Bay waters a light to moderate chop. A slight chance of showers and thunderstorms. Friday Night: East winds 10 to 15 knots. Bay waters a light to moderate chop. A slight chance of showers. Saturday And Saturday Night: East to southeast winds near 10 knots. Bay waters a light chop. | |
| Zone Forecast: Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound (GMZ031) | |
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