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

77°F

25°C

Humidity 69%
Wind Speed SW 5 mph
Barometer 30.18 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 9 Mar 10:55 am EDT
Extended Forecast for

5 Miles SSW Middleburg FL

  • Today

    Today: Partly sunny, with a high near 86. West wind 7 to 9 mph.

    High: 86 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 62. South wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 90. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 90 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 62. Light south wind.

    Low: 62 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 91. Light south wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 15 mph.

    High: 91 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 65.

    Low: 65 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82. Breezy. Chance of precipitation is 70%.

    High: 82 °F

    Showers
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before 2pm. Sunny, with a high near 77.

    High: 77 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 86. West wind 7 to 9 mph.
Tonight
Partly cloudy, with a low around 62. South wind around 5 mph becoming calm in the evening.
Tuesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 90. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tuesday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 62. Light south wind.
Wednesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 91. Light south wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 15 mph.
Wednesday Night
Mostly cloudy, with a low around 65.
Thursday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82. Breezy. Chance of precipitation is 70%.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 56.
Friday
A 20 percent chance of showers before 2pm. Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 58.
Sunday
A 30 percent chance of showers. Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Middleburg FL
 29.98°N 81.95°W
Last Update:
9:47 am EDT Mar 9, 2026
Forecast Valid:
11am EDT Mar 9, 2026-6pm EDT Mar 15, 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