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

64°F

18°C

Humidity 88%
Wind Speed NE 8 mph
Barometer 30.31 in
Dewpoint 61°F (16°C)
Visibility 8.00 mi
Last update 3 Mar 10:15 am EST
Extended Forecast for

3 Miles WSW Keystone Heights FL

  • Today

    Today: Mostly sunny, with a high near 77. Breezy, with an east wind 13 to 16 mph, with gusts as high as 24 mph.

    High: 77 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Patchy dense fog after 2am. Otherwise, increasing clouds, with a low around 59. Northeast wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Mostly Clear
    then Patchy
    Dense Fog

  • Wednesday

    Wednesday: Widespread dense fog, mainly before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 79. Light northeast wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 17 mph.

    High: 79 °F

    Dense Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog between 4am and 5am. Otherwise, partly cloudy, with a low around 63. East wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 16 mph.

    Low: 63 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: A 30 percent chance of showers after 1pm. Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 82. East wind 3 to 7 mph.

    High: 82 °F

    Patchy Fog
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 77. Breezy, with an east wind 13 to 16 mph, with gusts as high as 24 mph.
Tonight
Patchy dense fog after 2am. Otherwise, increasing clouds, with a low around 59. Northeast wind 6 to 13 mph, with gusts as high as 20 mph.
Wednesday
Widespread dense fog, mainly before 8am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 79. Light northeast wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 17 mph.
Wednesday Night
Patchy fog between 4am and 5am. Otherwise, partly cloudy, with a low around 63. East wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 16 mph.
Thursday
A 30 percent chance of showers after 1pm. Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 82. East wind 3 to 7 mph.
Thursday Night
Partly cloudy, with a low around 66.
Friday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 65.
Saturday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
A 20 percent chance of showers. Sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 65.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Keystone Heights FL
 29.76°N 82.08°W
Last Update:
10:21 am EST Mar 3, 2026
Forecast Valid:
10am EST Mar 3, 2026-6pm EDT Mar 9, 2026
 
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Additional Resources

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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