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.

Partly Cloudy

95°F

35°C

Humidity 47%
Wind Speed W 12 G 18 mph
Barometer 29.92 in (1013.2 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 26 Jul 1:56 pm EDT
Extended Forecast for

4 Miles NE Saint Helena Island SC

  • This Afternoon

    This Afternoon: Showers and thunderstorms. High near 90. Heat index values as high as 102. West wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    T-storms

  • Tonight

    Tonight: Showers and thunderstorms, mainly before midnight. Some of the storms could produce heavy rainfall. Low around 76. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 76 °F

    Heavy Rain
    then Slight
    Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 92. Heat index values as high as 105. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 92 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms between midnight and 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 80. Light south wind. Chance of precipitation is 20%.

    Low: 80 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: Sunny, with a high near 95. Light west wind becoming south 5 to 10 mph in the morning.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 82.

    Low: 82 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 78.

    Low: 78 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms. High near 90. Heat index values as high as 102. West wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms, mainly before midnight. Some of the storms could produce heavy rainfall. Low around 76. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Mostly sunny, with a high near 92. Heat index values as high as 105. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
A slight chance of showers and thunderstorms between midnight and 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 80. Light south wind. Chance of precipitation is 20%.
Tuesday
Sunny, with a high near 95. Light west wind becoming south 5 to 10 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 82.
Wednesday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 96.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 78.
Thursday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93.
Thursday Night
Mostly clear, with a low around 79.
Friday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 91.
Friday Night
Partly cloudy, with a low around 79.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Saint Helena Island SC
 32.41°N 80.52°W (Elev. 10 ft)
Last Update:
2:10 pm EDT Jul 26, 2026
Forecast Valid:
2pm EDT Jul 26, 2026-6pm EDT Aug 1, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation