Coastal Waters Forecast for Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound (GMZ031) (Text-Only)
NWS Forecast for: Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound (GMZ031)
Issued by: National Weather Service Key West, FL
Last Update: 419 PM EDT Tue Jul 15 2025


Tonight: Variable winds 5 to 10 knots early, becoming southeast and increasing to 10 to 15 knots after midnight. Bay waters smooth to a light chop, becoming a light to moderate chop. numerous showers and scattered thunderstorms.

Wednesday: Southeast winds near 15 knots, decreasing to near 10 knots in the afternoon. Bay waters a moderate chop, becoming a light chop. Widespread showers and scattered thunderstorms.

Wednesday Night: East to southeast winds 10 to 15 knots. Bay waters a light to moderate chop. Scattered showers and isolated thunderstorms.

Thursday: East to southeast winds near 15 knots. Bay waters a moderate chop. Numerous showers and isolated thunderstorms.

Thursday Night: East to southeast winds near 15 knots. Bay waters a moderate chop. Isolated showers and thunderstorms.

Friday: East to southeast winds near 15 knots. Bay waters a moderate chop. Scattered showers and isolated thunderstorms.

Friday Night: East winds 10 to 15 knots. Bay waters a light to moderate chop. Isolated showers and thunderstorms.

Saturday: East winds 10 to 15 knots. Bay waters a light to moderate chop. Scattered showers and isolated thunderstorms.

Saturday Night: East winds 10 to 15 knots. Bay waters a light to moderate chop. Isolated showers and thunderstorms.

Sunday: East winds near 10 knots. Bay waters a light chop. Scattered showers and isolated thunderstorms.

Sunday Night: East winds 5 to 10 knots. Bay waters smooth to a light chop. Scattered showers and isolated thunderstorms.







Zone Forecast: Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound (GMZ031)

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