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

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

A Few Clouds

76°F

24°C

Humidity 74%
Wind Speed NE 12 G 22 mph
Barometer 30.14 in (1020.6 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 12 Jan 11:53 am EST
Extended Forecast for

Plantation Key FL

  • This Afternoon

    This Afternoon: A chance of showers. Mostly sunny, with a high near 78. East wind 10 to 15 mph. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers. Partly cloudy, with a low around 70. Northeast wind around 10 mph. Chance of precipitation is 20%.

    Low: 70 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Sunny, with a high near 78. East wind around 10 mph. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers. Mostly clear, with a low around 71. East wind 5 to 10 mph becoming southeast after midnight. Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms. Mostly sunny, with a high near 77. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Partly cloudy, with a low around 67. Chance of precipitation is 40%.

    Low: 67 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms. Mostly sunny, with a high near 75. Chance of precipitation is 40%.

    High: 75 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers. Mostly clear, with a low around 52. Chance of precipitation is 10%.

    Low: 52 °F

    Slight Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

This Afternoon
A chance of showers. Mostly sunny, with a high near 78. East wind 10 to 15 mph. Chance of precipitation is 30%.
Tonight
A slight chance of showers. Partly cloudy, with a low around 70. Northeast wind around 10 mph. Chance of precipitation is 20%.
Tuesday
A chance of showers. Sunny, with a high near 78. East wind around 10 mph. Chance of precipitation is 30%.
Tuesday Night
A slight chance of showers. Mostly clear, with a low around 71. East wind 5 to 10 mph becoming southeast after midnight. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 77. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 67. Chance of precipitation is 40%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 75. Chance of precipitation is 40%.
Thursday Night
A slight chance of showers. Mostly clear, with a low around 52. Chance of precipitation is 10%.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 58.
Saturday
Mostly sunny, with a high near 72.
Saturday Night
A slight chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 10%.
Sunday
A slight chance of showers. Mostly sunny, with a high near 72. Chance of precipitation is 10%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Plantation Key FL
 24.97°N 80.56°W (Elev. 0 ft)
Last Update:
12:15 pm EST Jan 12, 2026
Forecast Valid:
12pm EST Jan 12, 2026-6pm EST Jan 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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