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.

Overcast

55°F

13°C

Humidity 77%
Wind Speed NE 8 G 17 mph
Barometer 30.10 in
Dewpoint 48°F (9°C)
Visibility 9.00 mi
Wind Chill53°F (12°C)
Last update 13 Mar 5:15 am EDT
Extended Forecast for

4 Miles SW Middleburg FL

  • Today

    Today: Sunny, with a high near 79. East wind 6 to 10 mph, with gusts as high as 17 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, mostly clear, with a low around 57. East wind around 6 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: A 20 percent chance of showers after 2pm. Patchy fog before 9am. 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.

    High: 81 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers before 8pm, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 62. East wind 3 to 7 mph. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 85. Light east wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 17 mph. Chance of precipitation is 80%.

    High: 85 °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 65. Chance of precipitation is 80%.

    Low: 65 °F

    Showers then
    Chance
    T-storms

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 82. Breezy. Chance of precipitation is 80%.

    High: 82 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.

    Low: 41 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 79. East wind 6 to 10 mph, with gusts as high as 17 mph.
Tonight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 57. East wind around 6 mph becoming calm in the evening.
Saturday
A 20 percent chance of showers after 2pm. Patchy fog before 9am. 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.
Saturday Night
A slight chance of showers before 8pm, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 62. East wind 3 to 7 mph. Chance of precipitation is 20%.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 85. Light east wind becoming south 5 to 10 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 65. Chance of precipitation is 80%.
Monday
Showers and possibly a thunderstorm. High near 82. Breezy. Chance of precipitation is 80%.
Monday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 60.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Mostly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Middleburg FL
 30°N 81.95°W
Last Update:
4:16 am EDT Mar 13, 2026
Forecast Valid:
5am EDT Mar 13, 2026-6pm EDT Mar 19, 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