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

55°F

13°C

Humidity 72%
Wind Speed SE 6 mph
Barometer 30.18 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 17 Feb 7:35 pm EST
Extended Forecast for

Marion SC

  • Tonight

    Tonight: Partly cloudy, with a low around 49. South wind 3 to 5 mph.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 74. Southwest wind 6 to 16 mph, with gusts as high as 28 mph.

    High: 74 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 57. Southwest wind 3 to 6 mph.

    Low: 57 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of rain before 1pm. Mostly cloudy, with a high near 76. Southwest wind 5 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

    High: 76 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 60. Southwest wind 5 to 7 mph, with gusts as high as 15 mph.

    Low: 60 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of rain. Mostly cloudy, with a high near 81. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 81 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of showers after 1am. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.

    High: 70 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 49. South wind 3 to 5 mph.
Wednesday
Partly sunny, with a high near 74. Southwest wind 6 to 16 mph, with gusts as high as 28 mph.
Wednesday Night
Mostly cloudy, with a low around 57. Southwest wind 3 to 6 mph.
Thursday
A slight chance of rain before 1pm. Mostly cloudy, with a high near 76. Southwest wind 5 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 60. Southwest wind 5 to 7 mph, with gusts as high as 15 mph.
Friday
A chance of rain. Mostly cloudy, with a high near 81. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of showers after 1am. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.
Saturday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
Saturday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Sunday
A chance of showers before 1pm, then a chance of rain after 1pm. Partly sunny, with a high near 62. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 33.
Monday
Sunny, with a high near 49.
Monday Night
Mostly clear, with a low around 27.
Tuesday
Sunny, with a high near 51.
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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:
6:48 pm EST Feb 17, 2026
Forecast Valid:
7pm EST Feb 17, 2026-6pm EST Feb 24, 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