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

86°F

30°C

Humidity 43%
Wind Speed SW 5 mph
Barometer 29.98 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 21 Jun 12:15 pm EDT
Extended Forecast for

Rains SC

  • This Afternoon

    This Afternoon: Sunny, with a high near 93. Light southwest wind.

    High: 93 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 72. South wind around 6 mph becoming calm after midnight.

    Low: 72 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers and thunderstorms after 3pm. Sunny, with a high near 93. Heat index values as high as 101. Light southwest wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 75. Southwest wind around 8 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. West wind around 9 mph, with gusts as high as 17 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 40%.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 93. Light southwest wind.
Tonight
Mostly clear, with a low around 72. South wind around 6 mph becoming calm after midnight.
Monday
A slight chance of showers and thunderstorms after 3pm. Sunny, with a high near 93. Heat index values as high as 101. Light southwest wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 75. Southwest wind around 8 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Tuesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. West wind around 9 mph, with gusts as high as 17 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly sunny, with a high near 90.
Wednesday Night
Partly cloudy, with a low around 71.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 91. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 74. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Rains SC
 34.12°N 79.34°W (Elev. 75 ft)
Last Update:
7:56 am EDT Jun 21, 2026
Forecast Valid:
12pm EDT Jun 21, 2026-6pm EDT Jun 27, 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