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.

Overcast

63°F

17°C

Humidity 90%
Wind Speed W 9 mph
Barometer 30.03 in (1016.8 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 11 Jan 5:56 am EST
Extended Forecast for

Saint Helena Island SC

  • Today

    Today: A 20 percent chance of showers before 9am. Cloudy through mid morning, then gradual clearing, with a high near 60. Northwest wind 7 to 17 mph, with gusts as high as 30 mph.

    High: 60 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 34. North wind 7 to 10 mph, with gusts as high as 23 mph.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 50. North wind 5 to 8 mph becoming calm in the afternoon.

    High: 50 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 57. Calm wind.

    High: 57 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 58.

    High: 58 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 51.

    High: 51 °F

    Slight Chance
    Showers

Detailed Forecast

Today
A 20 percent chance of showers before 9am. Cloudy through mid morning, then gradual clearing, with a high near 60. Northwest wind 7 to 17 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 34. North wind 7 to 10 mph, with gusts as high as 23 mph.
Monday
Mostly sunny, with a high near 50. North wind 5 to 8 mph becoming calm in the afternoon.
Monday Night
Partly cloudy, with a low around 36. Calm wind.
Tuesday
Sunny, with a high near 57. Calm wind.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 58.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 42.
Thursday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 51.
Thursday Night
Mostly clear, with a low around 31.
Friday
Sunny, with a high near 52.
Friday Night
Mostly clear, with a low around 39.
Saturday
Mostly sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Helena Island SC
 32.39°N 80.57°W (Elev. 20 ft)
Last Update:
6:18 am EST Jan 11, 2026
Forecast Valid:
6am EST Jan 11, 2026-6pm EST Jan 17, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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