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Hazardous Weather Conditions

Current conditions at

Kissimmee Gateway Airport (KISM)

Lat: 28.29°NLon: 81.44°WElev: 79ft.

Mostly Cloudy

81°F

27°C

Humidity 88%
Wind Speed S 3 mph
Barometer 30.15 in (1021.1 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 16 Aug 1:56 am EDT
Extended Forecast for

Kissimmee FL

Heat Advisory August 16, 10:00am until August 16, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Mostly clear, with a low around 77. Calm wind.

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 96. Heat index values as high as 106. Calm wind becoming southwest around 5 mph.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 77. West northwest wind around 5 mph becoming calm.

    Low: 77 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 95. Heat index values as high as 105. Light west wind increasing to 5 to 10 mph in the afternoon.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 77. West wind around 5 mph.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 94. West wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 94 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 77. West wind around 5 mph.

    Low: 77 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93. West southwest wind around 5 mph.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 77. West wind around 5 mph becoming calm in the evening.

    Low: 77 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 77. Calm wind.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 96. Heat index values as high as 106. Calm wind becoming southwest around 5 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 77. West northwest wind around 5 mph becoming calm.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 95. Heat index values as high as 105. Light west wind increasing to 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 77. West wind around 5 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 94. West wind 5 to 10 mph. Chance of precipitation is 40%.
Tuesday Night
Partly cloudy, with a low around 77. West wind around 5 mph.
Wednesday
A 50 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93. West southwest wind around 5 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 77. West wind around 5 mph becoming calm in the evening.
Thursday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Southwest wind around 5 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77. Southwest wind around 5 mph.
Friday
A 50 percent chance of showers and thunderstorms. Sunny, with a high near 93. Southwest wind around 5 mph.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77. Southwest wind around 5 mph.
Saturday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 93. West southwest wind around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Kissimmee FL
 28.28°N 81.41°W (Elev. 59 ft)
Last Update:
1:39 am EDT Aug 16, 2026
Forecast Valid:
2am EDT Aug 16, 2026-6pm EDT Aug 22, 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