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.

Mostly Cloudy

77°F

25°C

Humidity 69%
Wind Speed NW 7 mph
Barometer 29.82 in (1009.8 mb)
Dewpoint 66°F (19°C)
Visibility 7.00 mi
Heat Index79°F (26°C)
Last update 20 Feb 2:56 pm EST
Extended Forecast for

Port Royal SC

  • This Afternoon

    This Afternoon: A chance of showers, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 77. Southwest wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 77 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Calm wind becoming southwest around 5 mph after midnight. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 74. Southwest wind 5 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 54. Calm wind becoming southwest around 6 mph after midnight. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 54 °F

    Showers

  • Sunday

    Sunday: A 50 percent chance of showers before 1pm. Mostly sunny, with a high near 63. Northwest wind 9 to 16 mph, with gusts as high as 28 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Clear, with a low around 33.

    Low: 33 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

Detailed Forecast

This Afternoon
A chance of showers, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 77. Southwest wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Calm wind becoming southwest around 5 mph after midnight. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 74. Southwest wind 5 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm. Low around 54. Calm wind becoming southwest around 6 mph after midnight. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
A 50 percent chance of showers before 1pm. Mostly sunny, with a high near 63. Northwest wind 9 to 16 mph, with gusts as high as 28 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Clear, with a low around 33.
Monday
Sunny, with a high near 49.
Monday Night
Mostly clear, with a low around 29.
Tuesday
Sunny, with a high near 50.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
Partly sunny, with a high near 61.
Wednesday Night
Mostly cloudy, with a low around 49.
Thursday
A 40 percent chance of showers. Mostly cloudy, with a high near 67.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 50.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port Royal SC
 32.38°N 80.68°W (Elev. 3 ft)
Last Update:
2:18 pm EST Feb 20, 2026
Forecast Valid:
3pm EST Feb 20, 2026-6pm EST Feb 27, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation