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

90°F

32°C

Humidity 70%
Wind Speed S 7 mph
Barometer 30.12 in (1019.9 mb)
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index106°F (41°C)
Last update 5 Aug 1:53 pm EDT
Extended Forecast for

6 Miles ENE Valhalla FL

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms. Sunny, with a high near 89. East wind around 5 mph. Chance of precipitation is 40%.

    High: 89 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly clear, with a low around 84. East wind 5 to 10 mph. Chance of precipitation is 50%.

    Low: 84 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Northeast wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 89 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 83. East wind around 10 mph. Chance of precipitation is 50%.

    Low: 83 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms. Mostly sunny, with a high near 87. East wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 87 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 50%.

    Low: 82 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 50%.

    High: 87 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 82. Chance of precipitation is 50%.

    Low: 82 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 50%.

    High: 88 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms. Sunny, with a high near 89. East wind around 5 mph. Chance of precipitation is 40%.
Tonight
A chance of showers and thunderstorms. Mostly clear, with a low around 84. East wind 5 to 10 mph. Chance of precipitation is 50%.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Northeast wind 5 to 10 mph. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 83. East wind around 10 mph. Chance of precipitation is 50%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. East wind 5 to 10 mph. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 50%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 82. Chance of precipitation is 50%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 81. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 40%.
Monday
A chance of showers and thunderstorms. Sunny, with a high near 88. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ENE Valhalla FL
 24.79°N 80.89°W (Elev. 0 ft)
Last Update:
2:15 pm EDT Aug 5, 2025
Forecast Valid:
2pm EDT Aug 5, 2025-6pm EDT Aug 11, 2025
 
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