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.

Overcast

73°F

23°C

Humidity 89%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 3 Oct 9:55 am EDT
Extended Forecast for

4 Miles E Marion SC

  • Today

    Today: A chance of showers and thunderstorms, mainly after 2pm. Mostly cloudy, with a high near 82. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.

    High: 82 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then showers likely between 2am and 5am, then showers likely and possibly a thunderstorm after 5am. Cloudy, with a low around 68. Calm wind. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 68 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 79. Light and variable wind. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 79 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 66. Calm wind. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 66 °F

    Showers

  • Monday

    Monday: Showers likely before 2pm. Mostly cloudy, with a high near 75. Northeast wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 75 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly after 2pm. Mostly cloudy, with a high near 82. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely before 2am, then showers likely between 2am and 5am, then showers likely and possibly a thunderstorm after 5am. Cloudy, with a low around 68. Calm wind. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
Showers and possibly a thunderstorm. High near 79. Light and variable wind. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Sunday Night
Showers and possibly a thunderstorm. Low around 66. Calm wind. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Monday
Showers likely before 2pm. Mostly cloudy, with a high near 75. Northeast wind 3 to 7 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Mostly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 70.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Mostly sunny, with a high near 70.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Mostly sunny, with a high near 74.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Marion SC
 34.19°N 79.33°W (Elev. 92 ft)
Last Update:
6:26 am EDT Oct 3, 2026
Forecast Valid:
10am EDT Oct 3, 2026-6pm EDT Oct 9, 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