Hazardous Weather Conditions

Current conditions at

Beaufort, Marine Corps Air Station (KNBC)

Lat: 32.49°NLon: 80.7°WElev: 36ft.

Mostly Cloudy

77°F

25°C

Humidity 90%
Wind Speed Calm
Barometer 30.16 in (1021.3 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 23 May 10:56 pm EDT
Extended Forecast for

3 Miles E Saint Helena Island SC

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 2am.  Mostly cloudy, with a low around 74. South wind 3 to 5 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 74 °F

    Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 85. South wind 5 to 11 mph.

    High: 85 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 75. South wind around 8 mph.  Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    T-storms then
    Chance
    Showers

  • Memorial Day

    Memorial Day: A 30 percent chance of showers before 2pm.  Mostly sunny, with a high near 86. South wind 7 to 10 mph.

    High: 86 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers after 2am.  Partly cloudy, with a low around 75. South wind around 8 mph.

    Low: 75 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm.  Mostly sunny, with a high near 86. Chance of precipitation is 30%.

    High: 86 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 2am.  Partly cloudy, with a low around 76.

    Low: 76 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 8am.  Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 74. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 74. South wind 3 to 5 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. South wind 5 to 11 mph.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. South wind around 8 mph. Chance of precipitation is 30%.
Memorial Day
A 30 percent chance of showers before 2pm. Mostly sunny, with a high near 86. South wind 7 to 10 mph.
Monday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 75. South wind around 8 mph.
Tuesday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Tuesday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 76.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 8am. Partly sunny, with a high near 86.
Wednesday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 74. Chance of precipitation is 30%.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 8am. Partly sunny, with a high near 87. Chance of precipitation is 40%.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 87. Chance of precipitation is 70%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 71. Chance of precipitation is 70%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Saint Helena Island SC
 32.39°N 80.52°W (Elev. 7 ft)
8:30 pm EDT May 23, 2026
11pm EDT May 23, 2026-6pm EDT May 30, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database