National Weather Service United States Department of Commerce

Today's UV Index

Your Florida Keys Forecast for Friday, July 21st

Tonight

Tonight: A slight chance of showers.  Partly cloudy, with a low around 83. Southeast wind around 5 mph.  Chance of precipitation is 10%.

Slight Chance Showers

Low: 83 °F

  • Saturday

    Saturday: A slight chance of showers.  Sunny, with a high near 91. Southeast wind 5 to 10 mph.  Chance of precipitation is 10%.

    Slight Chance Showers

    High: 91 °F

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 83. East wind 5 to 10 mph.  Chance of precipitation is 20%.

    Slight Chance T-storms

    Low: 83 °F

  • Sunday

    Sunday: A slight chance of showers and thunderstorms.  Sunny, with a high near 91. Southeast wind 5 to 10 mph.  Chance of precipitation is 20%.

    Slight Chance T-storms

    High: 91 °F

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 81. East wind around 10 mph.  Chance of precipitation is 20%.

    Slight Chance T-storms

    Low: 81 °F

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    Florida Bay
    GMZ031-220830- Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound- 1017 PM EDT Fri Jul 21 2017 .OVERNIGHT...East to southeast winds 5 to 10 knots. Bay waters mostly smooth. Isolated showers.
    SATURDAY...Southeast winds 5 to 10 knots. Bay waters mostly smooth. Isolated showers.
    Atlantic Waters
    GMZ052>055-072>075-220830- Straits of Florida from Ocean Reef to Craig Key out 20 NM- Straits of Florida from Craig Key to west end of Seven Mile Bridge out 20 NM- Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal out 20 NM- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas out 20 NM- Straits of Florida from Ocean Reef to Craig Key 20 to 60 NM out- Straits of Florida from Craig Key to west end of Seven Mile Bridge 20 to 60 NM out- Straits of Florida from west end of Seven Mile Bridge to south of Halfmoon Shoal 20 to 60 NM out- Straits of Florida from Halfmoon Shoal to 20 NM west of Dry Tortugas 20 to 60 NM out- 1017 PM EDT Fri Jul 21 2017 .OVERNIGHT...East to southeast winds near 10 knots. Seas 2 to 3 feet. Isolated showers and thunderstorms.
    SATURDAY...Southeast winds near 10 knots. Seas 2 to 3 feet. Isolated showers.
    Gulf Side
    GMZ033-034-220830- Gulf waters from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms- Gulf of Mexico including Dry Tortugas and Rebecca Shoal Channel- 1017 PM EDT Fri Jul 21 2017 .OVERNIGHT...Southeast winds near 10 knots. Seas around 2 feet. Isolated showers.
    SATURDAY...Southeast winds near 10 knots. Seas around 2 feet. Isolated showers.
    Sunrise 6:50 AM          Sunset 8:16 PM          Tomorrow's Sunrise 6:50 AM