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

Hazardous Weather Conditions

Current conditions at

Hilton Head Island, Hilton Head Airport (KHXD)

Lat: 32.22°NLon: 80.7°WElev: 20ft.

Fair

82°F

28°C

Humidity 79%
Wind Speed W 5 mph
Barometer 30.11 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 15 Aug 2:15 am EDT
Extended Forecast for

4 Miles SW Bluffton SC

Extreme Heat Warning August 15, 11:00am until August 15, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning

  • Overnight

    Overnight: Partly cloudy, with a low around 78. West wind 3 to 5 mph.

    Low: 78 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 97. Heat index values as high as 113. West wind 3 to 6 mph.

    High: 97 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 79. South wind around 6 mph becoming light and variable after midnight.

    Low: 79 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 97. Heat index values as high as 112. Light and variable wind becoming west around 5 mph.

    High: 97 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 79. South wind 3 to 5 mph.

    Low: 79 °F

    Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 101.

    High: 101 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 81.

    Low: 81 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 101.

    High: 101 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 79.

    Low: 79 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 78. West wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 97. Heat index values as high as 113. West wind 3 to 6 mph.
Saturday Night
Mostly cloudy, with a low around 79. South wind around 6 mph becoming light and variable after midnight.
Sunday
A 40 percent chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 97. Heat index values as high as 112. Light and variable wind becoming west around 5 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 79. South wind 3 to 5 mph.
Monday
Sunny and hot, with a high near 101.
Monday Night
Mostly clear, with a low around 81.
Tuesday
Sunny and hot, with a high near 101.
Tuesday Night
Partly cloudy, with a low around 79.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 98.
Wednesday Night
Partly cloudy, with a low around 79.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 97.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 79.
Friday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Bluffton SC
 32.19°N 80.92°W (Elev. 20 ft)
Last Update:
2:15 am EDT Aug 15, 2026
Forecast Valid:
2am EDT Aug 15, 2026-6pm EDT Aug 21, 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