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.

Fair

86°F

30°C

Humidity 84%
Wind Speed Vrbl 2 mph
Barometer 30.08 in
Dewpoint 81°F (27°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 6 Jul 11:56 am EDT
Extended Forecast for

Sebastian FL

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly after 3pm. Partly sunny, with a high near 92. Heat index values as high as 105. Southwest wind 5 to 10 mph becoming east southeast. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 92 °F

    T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 9pm. Mostly cloudy, with a low around 75. South wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 75 °F

    T-storms
    Likely then
    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 92. Heat index values as high as 105. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 76. South southwest wind 5 to 10 mph.

    Low: 76 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. South wind 5 to 10 mph.

    Low: 77 °F

    Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 93. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77. South wind 5 to 10 mph.

    Low: 77 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93. Light south wind becoming east southeast 10 to 15 mph in the afternoon.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly after 3pm. Partly sunny, with a high near 92. Heat index values as high as 105. Southwest wind 5 to 10 mph becoming east southeast. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely, mainly before 9pm. Mostly cloudy, with a low around 75. South wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 92. Heat index values as high as 105. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 76. South southwest wind 5 to 10 mph.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. South wind 5 to 10 mph.
Thursday
Sunny, with a high near 93. Light and variable wind becoming east southeast 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 77. South wind 5 to 10 mph.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93. Light south wind becoming east southeast 10 to 15 mph in the afternoon.
Friday Night
Mostly clear, with a low around 78. Southeast wind 5 to 10 mph.
Saturday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 94. Light and variable wind becoming east 5 to 10 mph in the morning.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77. Southeast wind 5 to 10 mph becoming south southwest after midnight.
Sunday
A 30 percent chance of showers and thunderstorms. Sunny and hot, with a high near 95. Light and variable wind becoming east 5 to 10 mph in the afternoon.
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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:
11:15 am EDT Jul 6, 2026
Forecast Valid:
12pm EDT Jul 6, 2026-6pm EDT Jul 12, 2026
 
Forecast Discussion
 
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Additional Resources

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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