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.

Mostly Cloudy

81°F

27°C

Humidity 89%
Wind Speed N 9 mph
Barometer 29.97 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 23 Sep 2:15 pm EDT
Extended Forecast for

Sebastian FL

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely. Mostly cloudy, with a high near 87. Northeast wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    T-storms
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms between 1am and 2am, then a slight chance of showers. Mostly cloudy, with a low around 74. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly between 2pm and 5pm. Mostly sunny, with a high near 87. North wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 87 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 5am. Partly cloudy, with a low around 75. North wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Low: 75 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 85. North wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 72. North wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 72 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 84. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 70. North northeast wind 5 to 10 mph.

    Low: 70 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 84. North northeast wind 5 to 10 mph.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Showers and thunderstorms likely. Mostly cloudy, with a high near 87. Northeast wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms between 1am and 2am, then a slight chance of showers. Mostly cloudy, with a low around 74. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Thursday
A 40 percent chance of showers and thunderstorms, mainly between 2pm and 5pm. Mostly sunny, with a high near 87. North wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 5am. Partly cloudy, with a low around 75. North wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Friday
A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 85. North wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Friday Night
A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 72. North wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 84. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 70. North northeast wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 84. North northeast wind 5 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 70. Northeast wind around 5 mph becoming calm in the evening.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85. East northeast wind 5 to 10 mph.
Monday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. East wind around 5 mph becoming calm in the evening.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. East wind 5 to 10 mph.
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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:
2:14 pm EDT Sep 23, 2026
Forecast Valid:
2pm EDT Sep 23, 2026-6pm EDT Sep 29, 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