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

Beaufort County Airport (KARW)

Lat: 32.41°NLon: 80.63°WElev: 10ft.

Fair

75°F

24°C

Humidity 69%
Wind Speed Calm
Barometer 29.93 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 4 Sep 9:15 pm EDT
Extended Forecast for

Saint Helena Island SC

  • Tonight

    Tonight: Clear, with a low around 72. Light south wind.

    Low: 72 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 88. Calm wind becoming east around 6 mph in the afternoon.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 73. Southeast wind around 5 mph becoming calm in the evening.

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 88. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 73. Light southeast wind.

    Low: 73 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

  • Monday

    Monday: A slight chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 20%.

    High: 83 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.

    Low: 68 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Clear, with a low around 72. Light south wind.
Friday
Sunny, with a high near 88. Calm wind becoming east around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 73. Southeast wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 88. Calm wind becoming southeast around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 73. Light southeast wind.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 70.
Monday
A slight chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 20%.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 82.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Helena Island SC
 32.39°N 80.57°W (Elev. 20 ft)
Last Update:
5:47 pm EDT Sep 4, 2025
Forecast Valid:
9pm EDT Sep 4, 2025-6pm EDT Sep 11, 2025
 
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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