Current conditions at

Arthur Dunn Air Park (KX21)

Lat: 28.62°NLon: 80.84°WElev: 30ft.

Mostly Cloudy

81°F

27°C

Humidity 100%
Wind Speed S 5 mph
Barometer 30.04 in
Dewpoint 81°F (27°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 12 Aug 1:50 am EDT
Extended Forecast for

4 Miles ESE Chuluota FL

Heat Advisory August 12, 10:00am until August 12, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Overnight

    Overnight: Partly cloudy, with a low around 77. West southwest wind around 5 mph.

    Low: 77 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 10 percent chance of showers and thunderstorms after 5pm.  Sunny, with a high near 94. Heat index values as high as 105. West wind around 5 mph.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms, mainly between 10pm and 11pm.  Partly cloudy, with a low around 77. Calm wind becoming west around 5 mph after midnight.

    Low: 77 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 94. Heat index values as high as 106. West wind around 5 mph.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am.  Partly cloudy, with a low around 77. South wind around 5 mph.  Chance of precipitation is 30%.

    Low: 77 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 2pm.  Sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Mostly clear, with a low around 76. South wind around 5 mph.

    Low: 76 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm.  Sunny, with a high near 93. Calm wind becoming south around 5 mph in the afternoon.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 8pm.  Mostly clear, with a low around 76. South wind around 5 mph.

    Low: 76 °F

    Slight Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 77. West southwest wind around 5 mph.
Wednesday
A 10 percent chance of showers and thunderstorms after 5pm. Sunny, with a high near 94. Heat index values as high as 105. West wind around 5 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms, mainly between 10pm and 11pm. Partly cloudy, with a low around 77. Calm wind becoming west around 5 mph after midnight.
Thursday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Heat index values as high as 106. West wind around 5 mph.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 77. South wind around 5 mph. Chance of precipitation is 30%.
Friday
A 50 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly clear, with a low around 76. South wind around 5 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 76. South wind around 5 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. South southwest wind around 5 mph.
Sunday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77. East wind around 5 mph becoming calm in the evening.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. West wind around 5 mph becoming north northwest in the afternoon.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77. South southeast wind around 5 mph becoming calm.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. West southwest wind around 5 mph becoming north northwest in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Chuluota FL
 28.62°N 81.06°W (Elev. 49 ft)
1:39 am EDT Aug 12, 2026
2am EDT Aug 12, 2026-6pm EDT Aug 18, 2026
 
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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