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.

A Few Clouds

78°F

26°C

Humidity 60%
Wind Speed E 15 mph
Barometer 29.98 in (1015.1 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 23 Apr 3:53 pm EDT
Extended Forecast for

Layton FL

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms. Partly sunny, with a high near 81. East wind around 15 mph. Chance of precipitation is 20%.

    High: 81 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 73. East wind 10 to 15 mph. Chance of precipitation is 50%.

    Low: 73 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms. Mostly cloudy, then gradually becoming sunny, with a high near 82. Southeast wind around 10 mph. Chance of precipitation is 40%.

    High: 82 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers. Partly cloudy, with a low around 74. East wind around 10 mph. Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers. Sunny, with a high near 82. East wind around 5 mph. Chance of precipitation is 10%.

    High: 82 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms. Partly sunny, with a high near 81. East wind around 15 mph. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 73. East wind 10 to 15 mph. Chance of precipitation is 50%.
Friday
A chance of showers and thunderstorms. Mostly cloudy, then gradually becoming sunny, with a high near 82. Southeast wind around 10 mph. Chance of precipitation is 40%.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 74. East wind around 10 mph. Chance of precipitation is 20%.
Saturday
A slight chance of showers. Sunny, with a high near 82. East wind around 5 mph. Chance of precipitation is 10%.
Saturday Night
Mostly clear, with a low around 74.
Sunday
Sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 76.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Sunny, with a high near 81.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Layton FL
 24.83°N 80.81°W (Elev. 0 ft)
Last Update:
4:15 pm EDT Apr 23, 2026
Forecast Valid:
4pm EDT Apr 23, 2026-6pm EDT Apr 29, 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