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

72°F

22°C

Humidity 88%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 68°F (20°C)
Visibility 7.00 mi
Last update 31 Aug 6:35 am EDT
Extended Forecast for

Rains SC

  • Today

    Today: A slight chance of showers and thunderstorms after 3pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 90. Heat index values as high as 101. Calm wind. Chance of precipitation is 20%.

    High: 90 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. Heat index values as high as 103. Calm wind.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72. South wind around 5 mph becoming calm in the evening.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93. Calm wind.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 30%.

    High: 93 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Today
A slight chance of showers and thunderstorms after 3pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 90. Heat index values as high as 101. Calm wind. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 70. Calm wind.
Tuesday
Sunny, with a high near 92. Heat index values as high as 103. Calm wind.
Tuesday Night
Mostly clear, with a low around 72. South wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 93. Calm wind.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
Sunny, with a high near 92.
Thursday Night
Mostly clear, with a low around 73.
Friday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rains SC
 34.09°N 79.31°W (Elev. 75 ft)
Last Update:
6:02 am EDT Aug 31, 2026
Forecast Valid:
6am EDT Aug 31, 2026-6pm EDT Sep 6, 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