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.

Mostly Cloudy

90°F

32°C

Humidity 67%
Wind Speed NW 12 mph
Barometer 29.84 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 20 Aug 11:15 am EDT
Extended Forecast for

Grant FL

High Surf Advisory August 20, 11:28am until August 21, 08:00pm
Click here for hazard details and duration
High Surf Advisory
  •  
    High Surf Advisory August 20, 11:28am until August 21, 08:00pm

    NOW until 8:00pm Thu

    High Surf Advisory

  • Today

    High: 93 °F

    Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 76. North wind around 5 mph becoming west southwest in the evening.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Showers and thunderstorms likely after 2pm. Sunny and hot, with a high near 95. Heat index values as high as 106. West southwest wind 5 to 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: 95 °F

    Sunny then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly clear, with a low around 76. West southwest wind around 5 mph. Chance of precipitation is 60%.

    Low: 76 °F

    T-storms
    Likely then
    Chance
    Showers

  • Friday

    Friday: A chance of showers, then showers and thunderstorms likely after 11am. Sunny, with a high near 93. West southwest wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 93 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 75. West southwest wind around 5 mph. Chance of precipitation is 60%.

    Low: 75 °F

    T-storms
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 93. West southwest wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 93 °F

    Showers
    Likely then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 76. West southwest wind around 5 mph. Chance of precipitation is 60%.

    Low: 76 °F

    T-storms
    Likely

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly after noon. Sunny, with a high near 93. Heat index values as high as 105. North northwest wind around 15 mph, with gusts as high as 20 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly clear, with a low around 76. North wind around 5 mph becoming west southwest in the evening.
Thursday
Showers and thunderstorms likely after 2pm. Sunny and hot, with a high near 95. Heat index values as high as 106. West southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly clear, with a low around 76. West southwest wind around 5 mph. Chance of precipitation is 60%.
Friday
A chance of showers, then showers and thunderstorms likely after 11am. Sunny, with a high near 93. West southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 75. West southwest wind around 5 mph. Chance of precipitation is 60%.
Saturday
A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 93. West southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Saturday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 76. West southwest wind around 5 mph. Chance of precipitation is 60%.
Sunday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 94. West southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Sunday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 75. Southwest wind around 5 mph. Chance of precipitation is 60%.
Monday
Showers and thunderstorms likely. Mostly sunny, with a high near 94. West southwest wind 5 to 10 mph. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 76. West southwest wind around 5 mph. Chance of precipitation is 60%.
Tuesday
A 50 percent chance of showers and thunderstorms. Sunny, with a high near 93. West wind 5 to 10 mph becoming northeast in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grant FL
 27.93°N 80.54°W (Elev. 20 ft)
Last Update:
11:14 am EDT Aug 20, 2025
Forecast Valid:
11am EDT Aug 20, 2025-6pm EDT Aug 26, 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