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

Marion County Airport (KMAO)

Lat: 34.18°NLon: 79.34°WElev: 92ft.

Fair

64°F

18°C

Humidity 52%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 7 Oct 7:35 pm EDT
Extended Forecast for

Marion SC

  • Tonight

    Tonight: Increasing clouds, with a low around 52. Calm wind.

    Low: 52 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 83. Calm wind.

    High: 83 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 76. Northeast wind 5 to 7 mph.

    High: 76 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 61. Northeast wind 3 to 5 mph.

    Low: 61 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    High: 77 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers, with thunderstorms also possible after 8pm. Low around 66. Chance of precipitation is 90%.

    Low: 66 °F

    Showers then
    T-storms

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 78. Chance of precipitation is 90%.

    High: 78 °F

    T-storms then
    Showers

  • Sunday Night

    Sunday Night: Showers likely before 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely then
    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 52. Calm wind.
Thursday
Partly sunny, with a high near 83. Calm wind.
Thursday Night
Mostly cloudy, with a low around 59. Calm wind.
Friday
Mostly cloudy, with a high near 76. Northeast wind 5 to 7 mph.
Friday Night
Mostly cloudy, with a low around 61. Northeast wind 3 to 5 mph.
Saturday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers, with thunderstorms also possible after 8pm. Low around 66. Chance of precipitation is 90%.
Sunday
Showers and possibly a thunderstorm. High near 78. Chance of precipitation is 90%.
Sunday Night
Showers likely before 8pm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Columbus Day
Mostly sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marion SC
 34.17°N 79.38°W (Elev. 75 ft)
Last Update:
6:38 pm EDT Oct 7, 2026
Forecast Valid:
7pm EDT Oct 7, 2026-6pm EDT Oct 14, 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