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

Beaufort, Marine Corps Air Station (KNBC)

Lat: 32.49°NLon: 80.7°WElev: 36ft.

Fair

70°F

21°C

Humidity 97%
Wind Speed Calm
Barometer 30.15 in (1020.9 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 18 Sep 5:56 am EDT
Extended Forecast for

8 Miles E Saint Helena Island SC

  • Today

    Today: Sunny, with a high near 88. North wind around 5 mph becoming calm.

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 76. South wind around 6 mph becoming calm after midnight.

    Low: 76 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers and thunderstorms between 2pm and 3pm. Mostly sunny, with a high near 87. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 20%.

    High: 87 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 76 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 85. Northeast wind 5 to 8 mph becoming east in the afternoon. Chance of precipitation is 40%.

    High: 85 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 76.

    Low: 76 °F

    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.

    High: 85 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 75.

    Low: 75 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 60%.

    High: 85 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 88. North wind around 5 mph becoming calm.
Tonight
Partly cloudy, with a low around 76. South wind around 6 mph becoming calm after midnight.
Saturday
A slight chance of showers and thunderstorms between 2pm and 3pm. Mostly sunny, with a high near 87. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Sunday
A chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 85. Northeast wind 5 to 8 mph becoming east in the afternoon. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 76.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Monday Night
A 50 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 75.
Tuesday
A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles E Saint Helena Island SC
 32.4°N 80.44°W (Elev. 3 ft)
Last Update:
6:47 am EDT Sep 18, 2026
Forecast Valid:
6am EDT Sep 18, 2026-6pm EDT Sep 24, 2026
 
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Additional Resources

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Chance of Precipitation