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

Keystone Airpark (K42J)

Lat: 29.84°NLon: 82.05°WElev: 197ft.

Fair

82°F

28°C

Humidity 89%
Wind Speed E 6 mph
Barometer 29.94 in
Dewpoint 79°F (26°C)
Visibility 9.00 mi
Heat Index91°F (33°C)
Last update 18 Aug 6:55 pm EDT
Extended Forecast for

Lake Geneva FL

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 74. Northeast wind 5 to 7 mph becoming calm in the evening.

    Low: 74 °F

    Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly between 2pm and 5pm. Sunny, with a high near 92. Heat index values as high as 102. Northeast wind 6 to 14 mph, with gusts as high as 21 mph.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74. North wind 5 to 9 mph.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 11am. Sunny, with a high near 93. Heat index values as high as 102. North wind around 10 mph, with gusts as high as 16 mph. Chance of precipitation is 50%.

    High: 93 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of thunderstorms before 8pm. Mostly clear, with a low around 74. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 74.

    Low: 74 °F

    Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms, mainly after 2pm. High near 92. Chance of precipitation is 80%.

    High: 92 °F

    Chance
    T-storms then
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms before 2am, then a slight chance of showers. Low around 73. Chance of precipitation is 80%.

    Low: 73 °F

    T-storms then
    Chance
    T-storms

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 74. Northeast wind 5 to 7 mph becoming calm in the evening.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly between 2pm and 5pm. Sunny, with a high near 92. Heat index values as high as 102. Northeast wind 6 to 14 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 74. North wind 5 to 9 mph.
Wednesday
A chance of showers, with thunderstorms also possible after 11am. Sunny, with a high near 93. Heat index values as high as 102. North wind around 10 mph, with gusts as high as 16 mph. Chance of precipitation is 50%.
Wednesday Night
A chance of thunderstorms before 8pm. Mostly clear, with a low around 74. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Thursday
A 50 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 74.
Friday
Showers and thunderstorms, mainly after 2pm. High near 92. Chance of precipitation is 80%.
Friday Night
Showers and thunderstorms before 2am, then a slight chance of showers. Low around 73. Chance of precipitation is 80%.
Saturday
A slight chance of showers, then showers and thunderstorms after 8am. High near 90. Chance of precipitation is 80%.
Saturday Night
Showers and thunderstorms. Low around 73. Chance of precipitation is 80%.
Sunday
Showers and thunderstorms. High near 89. Chance of precipitation is 80%.
Sunday Night
Showers and thunderstorms. Low around 73. Chance of precipitation is 80%.
Monday
Showers and thunderstorms likely. Mostly sunny, with a high near 92. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lake Geneva FL
 29.78°N 82°W
Last Update:
6:36 pm EDT Aug 18, 2025
Forecast Valid:
7pm EDT Aug 18, 2025-6pm EDT Aug 25, 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