National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Keystone Heights Airport (K42J)

Lat: 29.84°NLon: 82.05°WElev: 197ft.

Partly Cloudy

43°F

6°C

Humidity 53%
Wind Speed Calm
Barometer 30.24 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 18 Mar 1:35 am EDT
Extended Forecast for

3 Miles W Keystone Heights FL

Freeze Warning March 18, 03:00am until March 18, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Overnight

    Overnight: Patchy frost before 2am, then widespread frost after 3am. Otherwise, partly cloudy, with a low around 34. North wind around 5 mph.

    Low: 34 °F

    Frost

  • Wednesday

    Wednesday: Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 64. Northeast wind 6 to 9 mph, with gusts as high as 15 mph.

    High: 64 °F

    Frost then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 40. North wind around 6 mph.

    Low: 40 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 69. North wind 7 to 10 mph, with gusts as high as 16 mph.

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 41. Northeast wind around 6 mph becoming calm in the evening.

    Low: 41 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy frost before 2am, then widespread frost after 3am. Otherwise, partly cloudy, with a low around 34. North wind around 5 mph.
Wednesday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 64. Northeast wind 6 to 9 mph, with gusts as high as 15 mph.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 40. North wind around 6 mph.
Thursday
Mostly sunny, with a high near 69. North wind 7 to 10 mph, with gusts as high as 16 mph.
Thursday Night
Mostly clear, with a low around 41. Northeast wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 57.
Monday
Sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Keystone Heights FL
 29.78°N 82.08°W
Last Update:
11:21 pm EDT Mar 17, 2026
Forecast Valid:
1am EDT Mar 18, 2026-6pm EDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation