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

N/A

Humidity NA
Wind Speed Calm
Barometer 30.02 in
Dewpoint N/A
Visibility 9.00 mi
Last update 10 Aug 8:35 am EDT
Extended Forecast for

Keystone Heights FL

  • Today

    Today: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. Patchy fog before 9am. High near 91. Heat index values as high as 103. Calm wind becoming southeast 5 to 9 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 91 °F

    Slight Chance
    Showers and
    Patchy Fog
    then T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Low around 73. Southeast wind 5 to 7 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 73 °F

    T-storms then
    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 92. Heat index values as high as 106. Southeast wind 5 to 9 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Slight Chance
    T-storms then
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Low around 75. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%.

    Low: 75 °F

    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny, with a high near 93. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 60%.

    High: 93 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 60%.

    Low: 74 °F

    T-storms
    Likely then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 60%.

    High: 94 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 75. Chance of precipitation is 60%.

    Low: 75 °F

    T-storms
    Likely then
    Partly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 60%.

    High: 94 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. Patchy fog before 9am. High near 91. Heat index values as high as 103. Calm wind becoming southeast 5 to 9 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Low around 73. Southeast wind 5 to 7 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 92. Heat index values as high as 106. Southeast wind 5 to 9 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Low around 75. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%.
Tuesday
A slight chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny, with a high near 93. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 60%.
Tuesday Night
Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 60%.
Wednesday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 75. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 75. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely. Mostly sunny and hot, with a high near 95. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 75. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 94. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Keystone Heights FL
 29.8°N 82.02°W
Last Update:
7:31 am EDT Aug 10, 2025
Forecast Valid:
8am EDT Aug 10, 2025-6pm EDT Aug 16, 2025
 
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Additional Resources

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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