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

81°F

27°C

Humidity 62%
Wind Speed S 7 mph
Barometer 30.27 in (1024.9 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 7 Mar 10:56 am EST
Extended Forecast for

4 Miles N Saint Helena Island SC

  • Today

    Today: Mostly sunny, with a high near 74. South wind around 7 mph.

    High: 74 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog between 8pm and 3am. Otherwise, mostly cloudy, with a low around 61. Southwest wind 3 to 6 mph.

    Low: 61 °F

    Patchy Fog

  • Sunday

    Sunday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 76. Southwest wind 6 to 9 mph. Chance of precipitation is 30%.

    High: 76 °F

    Partly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 61. South wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 78. Calm wind becoming southwest 5 to 8 mph in the morning.

    High: 78 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 76.

    High: 76 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 74. South wind around 7 mph.
Tonight
Patchy fog between 8pm and 3am. Otherwise, mostly cloudy, with a low around 61. Southwest wind 3 to 6 mph.
Sunday
A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 76. Southwest wind 6 to 9 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 61. South wind 3 to 6 mph. Chance of precipitation is 30%.
Monday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 78. Calm wind becoming southwest 5 to 8 mph in the morning.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
Mostly cloudy, with a high near 76.
Wednesday Night
A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 62.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 74.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 48.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Saint Helena Island SC
 32.44°N 80.57°W (Elev. 3 ft)
Last Update:
10:13 am EST Mar 7, 2026
Forecast Valid:
11am EST Mar 7, 2026-6pm EDT Mar 13, 2026
 
Forecast Discussion
 
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Additional Resources

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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