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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

Lake Buena Vista 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 78. Calm wind.

    Low: 78 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 110. Calm wind becoming west around 5 mph.

    High: 97 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, then gradually becoming clear, with a low around 78. West wind around 5 mph becoming calm in the evening.

    Low: 78 °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 96. Heat index values as high as 106. West wind 5 to 10 mph.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 78. West wind 5 to 10 mph.

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 11am. Mostly sunny and hot, with a high near 95. West wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 95 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 78. West wind around 5 mph.

    Low: 78 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 95. West wind 5 to 10 mph.

    High: 95 °F

    Slight Chance
    T-storms 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 78. West southwest wind around 5 mph.

    Low: 78 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 78. Calm wind.
Sunday
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 110. Calm wind becoming west around 5 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, then gradually becoming clear, with a low around 78. West wind around 5 mph becoming calm in the evening.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 96. Heat index values as high as 106. West wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 78. West wind 5 to 10 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 11am. Mostly sunny and hot, with a high near 95. West wind 5 to 10 mph. Chance of precipitation is 50%.
Tuesday Night
Partly cloudy, with a low around 78. West wind around 5 mph.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 95. West wind 5 to 10 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 78. West southwest wind around 5 mph.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 94. West southwest wind around 5 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78. West southwest wind around 5 mph.
Friday
A 50 percent chance of showers and thunderstorms. Sunny and hot, with a high near 95. West 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. Mostly sunny, with a high near 94. West southwest wind around 5 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake Buena Vista FL
 28.36°N 81.53°W (Elev. 79 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