Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

A Few Clouds

80°F

27°C

Humidity 74%
Wind Speed SE 5 mph
Barometer 29.98 in (1015.0 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 9 Nov 4:53 am EST
Extended Forecast for

25 Miles NW Islamorada FL

  • Overnight

    Overnight: A 20 percent chance of showers.  Partly cloudy, with a low around 72. Light northeast wind.

    Low: 72 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers after noon.  Sunny, with a high near 85. Light and variable wind becoming southeast around 6 mph in the morning.

    High: 85 °F

    Sunny then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 73. Northeast wind 3 to 6 mph.

    Low: 73 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 84. Northeast wind 5 to 9 mph becoming southeast in the afternoon.

    High: 84 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 73. East wind 3 to 6 mph.

    Low: 73 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: A slight chance of showers, then a chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 84. Light and variable wind becoming southeast around 6 mph in the morning.  Chance of precipitation is 30%.

    High: 84 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 83. Light west wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 18 mph.

    High: 83 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms.  Cloudy, with a low around 72. West wind 7 to 9 mph.

    Low: 72 °F

    Chance
    Showers

Detailed Forecast

Overnight
A 20 percent chance of showers. Partly cloudy, with a low around 72. Light northeast wind.
Monday
A 20 percent chance of showers after noon. Sunny, with a high near 85. Light and variable wind becoming southeast around 6 mph in the morning.
Monday Night
Mostly cloudy, with a low around 73. Northeast wind 3 to 6 mph.
Tuesday
Partly sunny, with a high near 84. Northeast wind 5 to 9 mph becoming southeast in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 73. East wind 3 to 6 mph.
Veterans Day
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. Light and variable wind becoming southeast around 6 mph in the morning. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 73. Calm wind.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 83. Light west wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 18 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms. Cloudy, with a low around 72. West wind 7 to 9 mph.
Friday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 78. Breezy.
Friday Night
Mostly cloudy, with a low around 61.
Saturday
Sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
25 Miles NW Islamorada FL
 25.18°N 80.89°W
3:47 am EST Nov 9, 2026
5am EST Nov 9, 2026-6pm EST Nov 15, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database