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

Hazardous Weather Conditions

Current conditions at

Sebastian Municipal Airport (KX26)

Lat: 27.81°NLon: 80.5°WElev: 22ft.

Fair

75°F

24°C

Humidity 100%
Wind Speed NW 1 mph
Barometer 30.12 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Last update 16 Aug 3:15 am EDT
Extended Forecast for

18 Miles SSE Kenansville FL

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

  • Overnight

    Overnight: Clear, with a low around 75. Calm wind.

    Low: 75 °F

    Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 97. Heat index values as high as 109. Calm wind becoming southwest around 5 mph.

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74. East wind around 5 mph becoming calm.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind becoming west around 5 mph in the afternoon.

    High: 97 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 76. West wind around 5 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

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

    High: 95 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 75. West wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms likely after 2pm. Sunny, with a high near 94. West wind around 5 mph. Chance of precipitation is 60%.

    High: 94 °F

    Sunny then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 75. Calm wind. Chance of precipitation is 60%.

    Low: 75 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

Detailed Forecast

Overnight
Clear, with a low around 75. Calm wind.
Sunday
Sunny and hot, with a high near 97. Heat index values as high as 109. Calm wind becoming southwest around 5 mph.
Sunday Night
Mostly clear, with a low around 74. East wind around 5 mph becoming calm.
Monday
Sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 76. West wind around 5 mph.
Tuesday
A 50 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 95. West wind 5 to 10 mph.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 75. West wind around 5 mph becoming calm. Chance of precipitation is 30%.
Wednesday
Showers and thunderstorms likely after 2pm. Sunny, with a high near 94. West wind around 5 mph. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 75. Calm wind. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 94. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 75. Calm wind. Chance of precipitation is 60%.
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 74. South wind around 5 mph becoming calm.
Saturday
A 50 percent chance of showers and thunderstorms. Sunny, with a high near 92. Southwest wind around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles SSE Kenansville FL
 27.64°N 80.86°W (Elev. 72 ft)
Last Update:
2:39 am EDT Aug 16, 2026
Forecast Valid:
3am EDT Aug 16, 2026-6pm EDT Aug 22, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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