National Weather Service United States Department of Commerce

Today's UV Index

Your Florida Keys Forecast for Thursday, August 17th

Overnight

Overnight: A chance of showers and thunderstorms.  Partly cloudy, with a low around 84. East wind 5 to 10 mph.  Chance of precipitation is 30%.

Chance Showers

Low: 84 °F

  • Thursday

    Thursday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 90. East wind around 10 mph.  Chance of precipitation is 40%.

    Chance Showers

    High: 90 °F

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 83. East wind 5 to 10 mph.  Chance of precipitation is 50%.

    Chance Showers

    Low: 83 °F

  • Friday

    Friday: A chance of showers and thunderstorms.  Partly sunny, with a high near 90. East wind around 10 mph.  Chance of precipitation is 40%.

    Chance Showers

    High: 90 °F

  • Friday Night

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

    Slight Chance T-storms

    Low: 83 °F

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    Florida Bay
    GMZ031-171430- Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound- 432 AM EDT Thu Aug 17 2017 .TODAY...East to southeast winds near 10 knots. Bay waters a light chop. Scattered showers and isolated thunderstorms.
    TONIGHT AND FRIDAY...East to southeast winds 10 to 15 knots. Bay waters a light to moderate chop. Scattered showers and isolated thunderstorms.
    Atlantic Waters
    GMZ052>055-072>075-171430- 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- 432 AM EDT Thu Aug 17 2017 .TODAY...East winds 10 to 15 knots. Seas 2 to 4 feet. Scattered showers and isolated thunderstorms.
    TONIGHT...East to southeast winds near 15 knots. Seas 3 to 5 feet. Scattered showers and isolated thunderstorms.
    Gulf Side
    GMZ033-034-171430- 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- 432 AM EDT Thu Aug 17 2017 .TODAY...East winds near 10 knots. Seas 1 to 2 feet. Scattered showers and isolated thunderstorms.
    TONIGHT...East winds near 10 knots, increasing to 10 to 15 knots after midnight. Seas 1 to 2 feet, building to 2 to 3 feet. Scattered showers and isolated thunderstorms.
    Sunrise 7:02 AM          Sunset 8:00 PM          Tomorrow's Sunrise 7:02 AM