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 88%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 4 Nov 8:35 pm EST
Extended Forecast for

Marion SC

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.

    High: 83 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 20%.

    Low: 64 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 10am. High near 78. Calm wind becoming southwest around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 54. Calm wind.

    Low: 54 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 63. Calm wind.
Thursday
Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
A slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 20%.
Friday
Showers, with thunderstorms also possible after 10am. High near 78. Calm wind becoming southwest around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Partly cloudy, with a low around 54. Calm wind.
Saturday
Sunny, with a high near 72.
Saturday Night
Mostly clear, with a low around 40.
Sunday
Sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 70.
Monday Night
Mostly clear, with a low around 39.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 44.
Veterans Day
Mostly sunny, with a high near 71.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marion SC
 34.17°N 79.41°W (Elev. 52 ft)
Last Update:
5:02 pm EST Nov 4, 2026
Forecast Valid:
8pm EST Nov 4, 2026-6pm EST Nov 11, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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