Early Week Impacts Include Monsoon and Heat

Monsoonal showers and thunderstorms may result in flash flooding and debris flows from the from the Southwest into the Four Corners and central Rockies through midweek. Summer heat with above normal temperatures are likely for the central Plains into Tuesday. Excessive heat is expected to build across the Northwest and the Central Valley of California by Tuesday, lasting for a few days. Read More >

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

A Few Clouds

83°F

28°C

Humidity 74%
Wind Speed Calm
Barometer 29.94 in (1013.7 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 15 Aug 7:53 am EDT
Extended Forecast for

Key Colony Beach FL

  • Today

    Today: A chance of showers and thunderstorms, mainly after 11am.  Mostly sunny, with a high near 93. Calm wind.  Chance of precipitation is 30%.

    Chance
    Showers

    High: 93 °F

  • Tonight

    Tonight: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 80. West wind around 5 mph becoming calm.  Chance of precipitation is 10%.

    Slight Chance
    T-storms

    Low: 80 °F

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms.  Sunny, with a high near 93. Calm wind becoming south around 5 mph in the afternoon.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    High: 93 °F

  • Tuesday
    Night

    Tuesday Night: A slight chance of showers and thunderstorms.  Mostly clear, with a low around 80. West wind around 5 mph becoming northeast after midnight.  Chance of precipitation is 10%.

    Slight Chance
    T-storms

    Low: 80 °F

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms.  Sunny, with a high near 93. South wind around 5 mph becoming southwest in the afternoon.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    High: 93 °F

  • Wednesday
    Night

    Wednesday Night: A slight chance of showers and thunderstorms.  Mostly clear, with a low around 81. Chance of precipitation is 10%.

    Slight Chance
    T-storms

    Low: 81 °F

  • Thursday

    Thursday: A slight chance of showers and thunderstorms.  Sunny, with a high near 93. Chance of precipitation is 20%.

    Slight Chance
    T-storms

    High: 93 °F

  • Thursday
    Night

    Thursday Night: A slight chance of showers and thunderstorms.  Mostly clear, with a low around 82. Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 82 °F

  • Friday

    Friday: A chance of showers and thunderstorms.  Mostly sunny, with a high near 92. Chance of precipitation is 30%.

    Chance
    Showers

    High: 92 °F

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly after 11am. Mostly sunny, with a high near 93. Calm wind. Chance of precipitation is 30%.
Tonight
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 80. West wind around 5 mph becoming calm. Chance of precipitation is 10%.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 93. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 80. West wind around 5 mph becoming northeast after midnight. Chance of precipitation is 10%.
Wednesday
A slight chance of showers and thunderstorms. Sunny, with a high near 93. South wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 81. Chance of precipitation is 10%.
Thursday
A slight chance of showers and thunderstorms. Sunny, with a high near 93. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 82. Chance of precipitation is 20%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 83. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
Click Map For Forecast
Point Forecast:
Key Colony Beach FL
 24.74°N 81.02°W (Elev. 0 ft)
8:15 am EDT Aug 15, 2022
8am EDT Aug 15, 2022-6pm EDT Aug 21, 2022
 
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