National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Moncks Corner Berkeley County (KMKS)

Lat: 33.19°NLon: 80.04°WElev: 72ft.

Partly Cloudy

86°F

30°C

Humidity 49%
Wind Speed NE 5 mph
Barometer 30.28 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 16 Sep 3:55 pm EDT
Extended Forecast for

Saint Stephen SC

  • Tonight

    Tonight: Clear, with a low around 63. East wind around 6 mph becoming calm in the evening.

    Low: 63 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 90. Light northeast wind.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 93. Calm wind.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 2am. Mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 40%.

    High: 90 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 63. East wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 90. Light northeast wind.
Thursday Night
Mostly clear, with a low around 67. Calm wind.
Friday
Sunny, with a high near 93. Calm wind.
Friday Night
A 20 percent chance of showers and thunderstorms before 2am. Mostly clear, with a low around 69. Calm wind.
Saturday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 40%.
Sunday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 40%.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Tuesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 87. Chance of precipitation is 70%.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Stephen SC
 33.4°N 79.93°W (Elev. 72 ft)
Last Update:
2:34 pm EDT Sep 16, 2026
Forecast Valid:
4pm EDT Sep 16, 2026-6pm EDT Sep 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation