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

Hazardous Weather Conditions

Current conditions at

Beaufort, Marine Corps Air Station (KNBC)

Lat: 32.49°NLon: 80.7°WElev: 36ft.

Fair

79°F

26°C

Humidity 88%
Wind Speed SW 3 mph
Barometer 29.96 in (1014.6 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 6 Jul 5:56 am EDT
Extended Forecast for

4 Miles N Saint Helena Island SC

Heat Advisory July 6, 11:00am until July 6, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Mostly sunny, with a high near 95. Heat index values as high as 106. Southwest wind 6 to 10 mph.

    High: 95 °F

    Mostly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 81. South wind 8 to 11 mph, with gusts as high as 22 mph.

    Low: 81 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 95. Heat index values as high as 109. Southwest wind 7 to 11 mph.

    High: 95 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 82. South wind 7 to 11 mph, with gusts as high as 21 mph.

    Low: 82 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Sunny, with a high near 98. West wind 7 to 9 mph.

    High: 98 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 82.

    Low: 82 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 97.

    High: 97 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 82.

    Low: 82 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 98.

    High: 98 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 95. Heat index values as high as 106. Southwest wind 6 to 10 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 81. South wind 8 to 11 mph, with gusts as high as 22 mph.
Tuesday
Mostly sunny, with a high near 95. Heat index values as high as 109. Southwest wind 7 to 11 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 82. South wind 7 to 11 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 98. West wind 7 to 9 mph.
Wednesday Night
Mostly clear, with a low around 82.
Thursday
Sunny, with a high near 97.
Thursday Night
Mostly clear, with a low around 82.
Friday
Sunny, with a high near 98.
Friday Night
Mostly clear, with a low around 82.
Saturday
Sunny, with a high near 99.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 80.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 97.
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Forecast Area
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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:
2:40 am EDT Jul 6, 2026
Forecast Valid:
6am EDT Jul 6, 2026-6pm EDT Jul 12, 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