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

Sebastian Municipal Airport (KX26)

Lat: 27.81°NLon: 80.5°WElev: 22ft.

A Few Clouds

91°F

33°C

Humidity 71%
Wind Speed E 9 mph
Barometer 29.96 in
Dewpoint 81°F (27°C)
Visibility 10.00 mi
Heat Index110°F (43°C)
Last update 3 Aug 2:55 pm EDT
Extended Forecast for

Sebastian FL

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Heat index values as high as 102. Southeast wind around 5 mph.

    High: 93 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 76. South southeast wind around 5 mph.

    Low: 76 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly after 3pm. Sunny, with a high near 93. Heat index values as high as 105. South southwest wind 5 to 10 mph becoming east in the afternoon.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly clear, with a low around 77. Southeast wind 5 to 10 mph.

    Low: 77 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92. Light and variable wind becoming east 5 to 10 mph in the morning.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

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

    Low: 77 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny, with a high near 91. Light and variable wind becoming east northeast 5 to 10 mph in the morning. Chance of precipitation is 60%.

    High: 91 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 76. East northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 76 °F

    T-storms
    Likely then
    Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 90. Northeast wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 90 °F

    Chance
    T-storms then
    T-storms
    Likely

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Heat index values as high as 102. Southeast wind around 5 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 76. South southeast wind around 5 mph.
Monday
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Sunny, with a high near 93. Heat index values as high as 105. South southwest wind 5 to 10 mph becoming east in the afternoon.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly clear, with a low around 77. Southeast wind 5 to 10 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92. Light and variable wind becoming east 5 to 10 mph in the morning.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 77. East southeast wind around 5 mph becoming calm in the evening.
Wednesday
A chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny, with a high near 91. Light and variable wind becoming east northeast 5 to 10 mph in the morning. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 76. East northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 90. Northeast wind 5 to 10 mph. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely before 2am, then a slight chance of showers. Partly cloudy, with a low around 76. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely. Mostly sunny, with a high near 91. South southwest wind 5 to 10 mph becoming east in the afternoon. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 75. East southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 91. South wind 5 to 10 mph becoming east southeast in the afternoon. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sebastian FL
 27.79°N 80.48°W (Elev. 16 ft)
Last Update:
2:39 pm EDT Aug 3, 2025
Forecast Valid:
3pm EDT Aug 3, 2025-6pm EDT Aug 9, 2025
 
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