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.

Partly Cloudy

86°F

30°C

Humidity 31%
Wind Speed Calm
Barometer 29.91 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 16 Oct 2:55 pm EDT
Extended Forecast for

Marion SC

  • Tonight

    Tonight: Increasing clouds, with a low around 55. Southwest wind 7 to 9 mph becoming west after midnight. Winds could gust as high as 16 mph.

    Low: 55 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Showers, mainly before 1pm. High near 62. North wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 62 °F

    Showers then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 43. North wind 15 to 17 mph, with gusts as high as 26 mph.

    Low: 43 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers. Mostly sunny, with a high near 59. North wind 16 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

    High: 59 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers before 2am. Partly cloudy, with a low around 46. North wind around 17 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Low: 46 °F

    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 55. Southwest wind 7 to 9 mph becoming west after midnight. Winds could gust as high as 16 mph.
Saturday
Showers, mainly before 1pm. High near 62. North wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Mostly clear, with a low around 43. North wind 15 to 17 mph, with gusts as high as 26 mph.
Sunday
A slight chance of showers. Mostly sunny, with a high near 59. North wind 16 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers before 2am. Partly cloudy, with a low around 46. North wind around 17 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Mostly sunny, with a high near 70.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Mostly 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 79.41°W (Elev. 52 ft)
Last Update:
3:02 pm EDT Oct 16, 2026
Forecast Valid:
3pm EDT Oct 16, 2026-6pm EDT Oct 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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