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

59°F

15°C

Humidity 94%
Wind Speed S 5 mph
Barometer 30.07 in
Dewpoint 57°F (14°C)
Visibility 7.00 mi
Last update 14 Mar 2:55 am EDT
Extended Forecast for

3 Miles WSW Keystone Heights FL

  • Overnight

    Overnight: Partly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Partly Cloudy

  • Saturday

    Saturday: Areas of fog before 7am. Otherwise, mostly sunny, with a high near 77. Light northeast wind becoming east 6 to 11 mph in the morning. Winds could gust as high as 17 mph.

    High: 77 °F

    Areas Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64. East wind 6 to 10 mph, with gusts as high as 15 mph.

    Low: 64 °F

    Partly Cloudy

  • 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 82. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 17 mph. Chance of precipitation is 80%.

    High: 82 °F

    Chance
    T-storms then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Low around 68. South wind 6 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 80%.

    Low: 68 °F

    Showers then
    Chance
    T-storms

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 76. Breezy. Chance of precipitation is 90%.

    High: 76 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39. Breezy.

    Low: 39 °F

    Mostly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 60. Calm wind.
Saturday
Areas of fog before 7am. Otherwise, mostly sunny, with a high near 77. Light northeast wind becoming east 6 to 11 mph in the morning. Winds could gust as high as 17 mph.
Saturday Night
Partly cloudy, with a low around 64. East wind 6 to 10 mph, with gusts as high as 15 mph.
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 82. Light and variable wind becoming south 6 to 11 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 68. South wind 6 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 80%.
Monday
Showers and possibly a thunderstorm. High near 76. Breezy. Chance of precipitation is 90%.
Monday Night
Mostly cloudy, with a low around 39. Breezy.
Tuesday
Mostly sunny, with a high near 53.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Mostly sunny, with a high near 62.
Wednesday Night
Mostly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Sunny, with a high near 74.
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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 am EDT Mar 14, 2026
Forecast Valid:
3am EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
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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