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

88°F

31°C

Humidity 66%
Wind Speed N 8 mph
Barometer 29.97 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 18 Aug 11:35 am EDT
Extended Forecast for

5 Miles N Keystone Heights FL

  • Today

    Today: A slight chance of showers, then showers and thunderstorms likely after noon. Mostly cloudy, with a high near 91. Heat index values as high as 103. Northeast wind 6 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    T-storms
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 74. Northeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    Showers then
    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Sunny, with a high near 92. Heat index values as high as 101. Northeast wind 6 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 92 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 74. North wind 5 to 9 mph.

    Low: 74 °F

    Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Sunny, with a high near 93. North wind around 10 mph. Chance of precipitation is 60%.

    High: 93 °F

    Chance
    Showers then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm. Mostly clear, with a low around 74. Chance of precipitation is 60%.

    Low: 74 °F

    Showers
    Likely then
    Mostly Clear

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms after 2pm. Mostly 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

Detailed Forecast

Today
A slight chance of showers, then showers and thunderstorms likely after noon. Mostly cloudy, with a high near 91. Heat index values as high as 103. Northeast wind 6 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 74. Northeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 30%.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Sunny, with a high near 92. Heat index values as high as 101. Northeast wind 6 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 74. North wind 5 to 9 mph.
Wednesday
Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Sunny, with a high near 93. North wind around 10 mph. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly clear, with a low around 74. Chance of precipitation is 60%.
Thursday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly 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, mainly before 8pm. Low around 73. Chance of precipitation is 80%.
Saturday
Showers and thunderstorms. High near 91. Chance of precipitation is 80%.
Saturday Night
Showers and thunderstorms. Low around 74. Chance of precipitation is 80%.
Sunday
Showers and thunderstorms. High near 91. Chance of precipitation is 80%.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N Keystone Heights FL
 29.85°N 82.02°W
Last Update:
11:26 am EDT Aug 18, 2025
Forecast Valid:
11am EDT Aug 18, 2025-6pm EDT Aug 24, 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