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.

Fog/Mist

59°F

15°C

Humidity 100%
Wind Speed NE 8 mph
Barometer 30.26 in
Dewpoint 59°F (15°C)
Visibility 6.00 mi
Last update 3 Mar 12:15 am EST
Extended Forecast for

Keystone Heights FL

  • Overnight

    Overnight: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 55. Northeast wind around 6 mph.

    Low: 55 °F

    Patchy Fog

  • Tuesday

    Tuesday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 81. East wind 6 to 10 mph, with gusts as high as 16 mph.

    High: 81 °F

    Areas Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 58. East wind 5 to 8 mph becoming calm after midnight.

    Low: 58 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: A 20 percent chance of showers after 1pm. Patchy fog before 10am. Otherwise, mostly sunny, with a high near 84. Light northeast wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 17 mph.

    High: 84 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 61. East wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 16 mph.

    Low: 61 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 86.

    High: 86 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 55. Northeast wind around 6 mph.
Tuesday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 81. East wind 6 to 10 mph, with gusts as high as 16 mph.
Tuesday Night
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 58. East wind 5 to 8 mph becoming calm after midnight.
Wednesday
A 20 percent chance of showers after 1pm. Patchy fog before 10am. Otherwise, mostly sunny, with a high near 84. Light northeast wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 17 mph.
Wednesday Night
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 61. East wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 16 mph.
Thursday
A 20 percent chance of showers after 1pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 63.
Friday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 87.
Friday Night
Partly cloudy, with a low around 62.
Saturday
A 20 percent chance of showers after 1pm. Sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 62.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Sunday Night
Mostly clear, with a low around 63.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Keystone Heights FL
 29.78°N 82.03°W
Last Update:
10:42 pm EST Mar 2, 2026
Forecast Valid:
12am EST Mar 3, 2026-6pm EDT Mar 9, 2026
 
Forecast Discussion
 
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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