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.

A Few Clouds

62°F

17°C

Humidity 78%
Wind Speed SW 9 mph
Barometer 29.96 in (1014.5 mb)
Dewpoint 55°F (13°C)
Visibility 7.00 mi
Last update 18 Feb 10:56 pm EST
Extended Forecast for

Port Royal SC

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. Southwest wind around 6 mph.

    Low: 54 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers between 2pm and 4pm. Partly sunny, with a high near 71. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 71 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 58. South wind around 7 mph.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 75. Southwest wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 75 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 59. Southwest wind around 5 mph.

    Low: 59 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 74. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.

    Low: 54 °F

    Showers
    Likely

  • Sunday

    Sunday: A 40 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 64.

    High: 64 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 54. Southwest wind around 6 mph.
Thursday
A 20 percent chance of showers between 2pm and 4pm. Partly sunny, with a high near 71. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 58. South wind around 7 mph.
Friday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 75. Southwest wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 59. Southwest wind around 5 mph.
Saturday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 74. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Sunday
A 40 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 36.
Monday
Sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 33.
Tuesday
Sunny, with a high near 54.
Tuesday Night
Mostly clear, with a low around 39.
Wednesday
Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port Royal SC
 32.38°N 80.68°W (Elev. 3 ft)
Last Update:
7:30 pm EST Feb 18, 2026
Forecast Valid:
11pm EST Feb 18, 2026-6pm EST Feb 25, 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