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.

Mostly Cloudy

76°F

24°C

Humidity 62%
Wind Speed NE 7 mph
Barometer 30.04 in (1017.3 mb)
Dewpoint 62°F (17°C)
Visibility 7.00 mi
Heat Index78°F (26°C)
Last update 8 Oct 10:56 am EDT
Extended Forecast for

Saint Helena Island SC

  • Today

    Today: Mostly cloudy, with a high near 80. East wind around 7 mph.

    High: 80 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 69. Light east wind.

    Low: 69 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of showers between 3pm and 4pm. Cloudy, with a high near 78. Northeast wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 78 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers before 7pm, then showers likely after 8pm. Cloudy, with a low around 72. Northeast wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 72 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 78. Breezy, with an east wind around 21 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 78 °F

    Heavy Rain
    and Breezy

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 74. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 74 °F

    Heavy Rain

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 82. Chance of precipitation is 80%.

    High: 82 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 71. Chance of precipitation is 80%.

    Low: 71 °F

    Showers then
    Chance
    Showers

  • Columbus Day

    Columbus Day: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 80. East wind around 7 mph.
Tonight
Mostly cloudy, with a low around 69. Light east wind.
Friday
A slight chance of showers between 3pm and 4pm. Cloudy, with a high near 78. Northeast wind 8 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Friday Night
A slight chance of showers before 7pm, then showers likely after 8pm. Cloudy, with a low around 72. Northeast wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 78. Breezy, with an east wind around 21 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Saturday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 74. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Sunday
Showers and possibly a thunderstorm. High near 82. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 71. Chance of precipitation is 80%.
Columbus Day
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 66.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 66.
Wednesday
Sunny, with a high near 79.
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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:
8:30 am EDT Oct 8, 2026
Forecast Valid:
11am EDT Oct 8, 2026-6pm EDT Oct 14, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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