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Hazardous Weather Conditions

Current conditions at

Hilton Head Island, Hilton Head Airport (KHXD)

Lat: 32.22°NLon: 80.7°WElev: 20ft.

Fog/Mist

86°F

30°C

Humidity 89%
Wind Speed SW 5 mph
Barometer 29.93 in
Dewpoint 82°F (28°C)
Visibility 4.00 mi
Heat Index105°F (41°C)
Last update 19 Aug 12:15 am EDT
Extended Forecast for

7 Miles ESE Saint Helena Island SC

Heat Advisory August 19, 11:00am until August 19, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Mostly clear, with a low around 81. West wind around 7 mph.

    Low: 81 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95. Heat index values as high as 109. West wind 5 to 8 mph becoming south in the afternoon.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 81. South wind 3 to 8 mph.

    Low: 81 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 93. Heat index values as high as 106. Light southwest wind becoming south 5 to 10 mph in the afternoon.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 81. South wind around 8 mph.

    Low: 81 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 80.

    Low: 80 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 89.

    High: 89 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 79.

    Low: 79 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 81. West wind around 7 mph.
Wednesday
Sunny, with a high near 95. Heat index values as high as 109. West wind 5 to 8 mph becoming south in the afternoon.
Wednesday Night
Mostly clear, with a low around 81. South wind 3 to 8 mph.
Thursday
Sunny, with a high near 93. Heat index values as high as 106. Light southwest wind becoming south 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 81. South wind around 8 mph.
Friday
Sunny, with a high near 91.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 80.
Saturday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 89.
Saturday Night
A 50 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 79.
Sunday
A slight chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 20%.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 80.
Monday
Sunny, with a high near 89.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 81.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles ESE Saint Helena Island SC
 32.34°N 80.47°W (Elev. 3 ft)
Last Update:
8:32 pm EDT Aug 18, 2026
Forecast Valid:
12am EDT Aug 19, 2026-6pm EDT Aug 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation