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.

Mostly Cloudy

77°F

25°C

Humidity 94%
Wind Speed SW 3 mph
Barometer 29.96 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 23 Aug 3:15 am EDT
Extended Forecast for

2 Miles W Keystone Heights FL

  • Overnight

    Overnight: Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers between 9am and 11am, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 93. Heat index values as high as 102. Southwest wind 3 to 7 mph. Chance of precipitation is 30%.

    High: 93 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 73. Southwest wind 3 to 6 mph.

    Low: 73 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers and thunderstorms between 2pm and 4pm. Sunny and hot, with a high near 95. Heat index values as high as 105. Southwest wind 3 to 6 mph. Chance of precipitation is 20%.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 73. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Showers and thunderstorms likely between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 93. Chance of precipitation is 70%.

    High: 93 °F

    Mostly Sunny
    then T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.

    Low: 72 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 73. Calm wind.
Sunday
A slight chance of showers between 9am and 11am, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 93. Heat index values as high as 102. Southwest wind 3 to 7 mph. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 73. Southwest wind 3 to 6 mph.
Monday
A slight chance of showers and thunderstorms between 2pm and 4pm. Sunny and hot, with a high near 95. Heat index values as high as 105. Southwest wind 3 to 6 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 73. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Tuesday
Showers and thunderstorms likely between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 93. Chance of precipitation is 70%.
Tuesday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 73.
Thursday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Friday
Showers and thunderstorms likely. Mostly sunny, with a high near 93. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 94. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Keystone Heights FL
 29.78°N 82.05°W
Last Update:
3:21 am EDT Aug 23, 2026
Forecast Valid:
3am EDT Aug 23, 2026-6pm EDT Aug 29, 2026
 
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