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.

Fair

79°F

26°C

Humidity 45%
Wind Speed SE 8 mph
Barometer 30.04 in
Dewpoint 55°F (13°C)
Visibility 9.00 mi
Heat Index80°F (27°C)
Last update 13 Mar 4:15 pm EDT
Extended Forecast for

3 Miles WSW Keystone Heights FL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 74. East wind around 7 mph.

    High: 74 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, mostly clear, with a low around 60. Northeast wind 5 to 7 mph becoming calm after midnight.

    Low: 60 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: A slight chance of showers before 3pm, then a slight chance of showers after 5pm. Areas of fog before 10am. Otherwise, mostly sunny, with a high near 81. Light northeast wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 17 mph. Chance of precipitation is 20%.

    High: 81 °F

    Areas Fog
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers before 8pm, then a chance of showers after 2am. Partly cloudy, with a low around 64. East wind 5 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 83. Light and variable wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 17 mph. Chance of precipitation is 80%.

    High: 83 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Low around 67. Chance of precipitation is 80%.

    Low: 67 °F

    Showers then
    Chance
    T-storms

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 75. Breezy. Chance of precipitation is 90%.

    High: 75 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: A 20 percent chance of showers before 2am. Mostly cloudy, with a low around 42. Breezy.

    Low: 42 °F

    Slight Chance
    Showers and
    Breezy

  • Tuesday

    Tuesday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 74. East wind around 7 mph.
Tonight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 60. Northeast wind 5 to 7 mph becoming calm after midnight.
Saturday
A slight chance of showers before 3pm, then a slight chance of showers after 5pm. Areas of fog before 10am. Otherwise, mostly sunny, with a high near 81. Light northeast wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 17 mph. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers before 8pm, then a chance of showers after 2am. Partly cloudy, with a low around 64. East wind 5 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.
Sunday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 83. Light and variable wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 17 mph. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Low around 67. Chance of precipitation is 80%.
Monday
Showers and possibly a thunderstorm. High near 75. Breezy. Chance of precipitation is 90%.
Monday Night
A 20 percent chance of showers before 2am. Mostly cloudy, with a low around 42. Breezy.
Tuesday
Partly sunny, with a high near 54.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
Sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Keystone Heights FL
 29.76°N 82.08°W
Last Update:
2:21 pm EDT Mar 13, 2026
Forecast Valid:
4pm EDT Mar 13, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation