National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Marion County Airport (KMAO)

Lat: 34.18°NLon: 79.34°WElev: 92ft.

Fair

77°F

25°C

Humidity 79%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 3 Sep 12:35 am EDT
Extended Forecast for

Mullins SC

Heat Advisory September 3, 11:00am until September 3, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, sunny, with a high near 94. Heat index values as high as 108. Calm wind becoming south around 5 mph in the afternoon.

    High: 94 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 73. South wind around 6 mph becoming calm in the evening.

    Low: 73 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 94. Heat index values as high as 106. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 94 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 75. South wind around 5 mph.

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 95 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.

    Low: 72 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.

    High: 88 °F

    Partly Sunny
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 68. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 73. Calm wind.
Thursday
Patchy fog before 9am. Otherwise, sunny, with a high near 94. Heat index values as high as 108. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
Clear, with a low around 73. South wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 94. Heat index values as high as 106. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 75. South wind around 5 mph.
Saturday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Sunday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 68. Chance of precipitation is 60%.
Labor Day
Mostly sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
Sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mullins SC
 34.2°N 79.27°W (Elev. 98 ft)
Last Update:
6:02 pm EDT Sep 2, 2026
Forecast Valid:
12am EDT Sep 3, 2026-6pm EDT Sep 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