National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

Fair

81°F

27°C

Humidity 77%
Wind Speed E 8 mph
Barometer 30.03 in (1016.7 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 19 Apr 12:53 pm EDT
Extended Forecast for

Plantation Key FL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 83. Southeast wind around 5 mph.

    High: 83 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers. Mostly cloudy, with a low around 74. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 10%.

    Low: 74 °F

    Slight Chance
    Showers

  • Monday

    Monday: A slight chance of showers. Mostly sunny, with a high near 81. North wind around 5 mph becoming east in the afternoon. Chance of precipitation is 20%.

    High: 81 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Breezy, with a northeast wind 15 to 20 mph. Chance of precipitation is 40%.

    Low: 72 °F

    Chance
    Showers and
    Breezy

  • Tuesday

    Tuesday: A slight chance of showers. Mostly sunny, with a high near 78. Breezy, with a northeast wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 10%.

    High: 78 °F

    Slight Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 71. Breezy.

    Low: 71 °F

    Mostly Clear
    and Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 71. Windy.

    Low: 71 °F

    Mostly Cloudy
    and Windy

  • Thursday

    Thursday: Mostly cloudy, with a high near 77. Breezy.

    High: 77 °F

    Mostly Cloudy
    and Breezy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 83. Southeast wind around 5 mph.
Tonight
A slight chance of showers. Mostly cloudy, with a low around 74. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 10%.
Monday
A slight chance of showers. Mostly sunny, with a high near 81. North wind around 5 mph becoming east in the afternoon. Chance of precipitation is 20%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Breezy, with a northeast wind 15 to 20 mph. Chance of precipitation is 40%.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 78. Breezy, with a northeast wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 10%.
Tuesday Night
Mostly clear, with a low around 71. Breezy.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
Mostly cloudy, with a low around 71. Windy.
Thursday
Mostly cloudy, with a high near 77. Breezy.
Thursday Night
Partly cloudy, with a low around 72. Breezy.
Friday
Mostly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 73.
Saturday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Plantation Key FL
 24.97°N 80.56°W (Elev. 0 ft)
Last Update:
1:15 pm EDT Apr 19, 2026
Forecast Valid:
1pm EDT Apr 19, 2026-6pm EDT Apr 25, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation