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.

A Few Clouds

81°F

27°C

Humidity 79%
Wind Speed W 5 mph
Barometer 29.93 in (1013.4 mb)
Dewpoint 74°F (23°C)
Visibility 7.00 mi
Heat Index86°F (30°C)
Last update 19 Aug 7:56 am EDT
Extended Forecast for

4 Miles NNW Sheldon SC

Heat Advisory August 19, 11:00am until August 19, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Sunny, with a high near 99. Heat index values as high as 109. Calm wind.

    High: 99 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 77. Light and variable wind.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 99. Heat index values as high as 111. Light and variable wind.

    High: 99 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77. Southeast wind around 6 mph becoming calm in the evening.

    Low: 77 °F

    Mostly Clear

  • Friday

    Friday: Showers and thunderstorms likely after 2pm. Sunny, with a high near 98. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 98 °F

    Sunny then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 2am, then a slight chance of showers. Partly cloudy, with a low around 75. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 75 °F

    T-storms
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers before 8am, then showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 95. Chance of precipitation is 60%.

    High: 95 °F

    Mostly Sunny
    then T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.

    Low: 74 °F

    T-storms
    Likely then
    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 95.

    High: 95 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 99. Heat index values as high as 109. Calm wind.
Tonight
Mostly clear, with a low around 77. Light and variable wind.
Thursday
Sunny, with a high near 99. Heat index values as high as 111. Light and variable wind.
Thursday Night
Mostly clear, with a low around 77. Southeast wind around 6 mph becoming calm in the evening.
Friday
Showers and thunderstorms likely after 2pm. Sunny, with a high near 98. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms likely before 2am, then a slight chance of showers. Partly cloudy, with a low around 75. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A slight chance of showers before 8am, then showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 95. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.
Sunday
A 20 percent chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 95.
Sunday Night
Partly cloudy, with a low around 74.
Monday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 96.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 75.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Sheldon SC
 32.64°N 80.81°W (Elev. 16 ft)
Last Update:
8:32 am EDT Aug 19, 2026
Forecast Valid:
9am EDT Aug 19, 2026-6pm EDT Aug 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation