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

Keystone Heights Airport (K42J)

Lat: 29.84°NLon: 82.05°WElev: 197ft.

Fog/Mist

75°F

24°C

Humidity 100%
Wind Speed W 17 mph
Barometer 29.94 in
Dewpoint 75°F (24°C)
Visibility 1.00 mi
Last update 28 May 6:15 pm EDT
Extended Forecast for

Keystone Heights FL

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 72. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    T-storms
    Likely then
    Mostly Cloudy

  • Friday

    Friday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 89. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 89 °F

    Partly Sunny
    then T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 72. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    T-storms
    Likely then
    Mostly Cloudy

  • Saturday

    Saturday: Showers likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 88. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    High: 88 °F

    Showers
    Likely then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 11pm, then a chance of showers. Mostly cloudy, with a low around 72. West wind 6 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.

    Low: 72 °F

    T-storms
    Likely then
    Chance
    Showers

  • Sunday

    Sunday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 87. Chance of precipitation is 90%.

    High: 87 °F

    Showers
    Likely then
    T-storms

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 71. Chance of precipitation is 80%.

    Low: 71 °F

    T-storms then
    Chance
    T-storms

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 2pm. Mostly cloudy, with a high near 88. Chance of precipitation is 60%.

    High: 88 °F

    T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.

    Low: 70 °F

    T-storms
    Likely then
    Chance
    T-storms

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 72. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. High near 89. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 72. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 88. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Saturday Night
Showers and thunderstorms likely before 11pm, then a chance of showers. Mostly cloudy, with a low around 72. West wind 6 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.
Sunday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 87. Chance of precipitation is 90%.
Sunday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 71. Chance of precipitation is 80%.
Monday
Showers and thunderstorms likely, mainly after 2pm. Mostly cloudy, with a high near 88. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 89.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Wednesday
Showers and thunderstorms likely. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Keystone Heights FL
 29.78°N 82.03°W
Last Update:
6:17 pm EDT May 28, 2026
Forecast Valid:
6pm EDT May 28, 2026-6pm EDT Jun 4, 2026
 
Forecast Discussion
 
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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