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

McEntire Air National Guard Weather Facility Base (KMMT)

Lat: 33.92°NLon: 80.8°WElev: 253ft.

Mostly Cloudy

96°F

36°C

Humidity 45%
Wind Speed NW 5 mph
Barometer 29.98 in (1015.2 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 20 Aug 12:55 pm EDT
Extended Forecast for

6 Miles WNW Saint Matthews SC

  • This Afternoon

    This Afternoon: Mostly sunny and hot, with a high near 97. Heat index values as high as 106. Calm wind.

    High: 97 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 75. South wind 3 to 6 mph.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 96. Heat index values as high as 105. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    High: 96 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 2am. Mostly cloudy, with a low around 72. Light south wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 72 °F

    T-storms
    Likely

  • Saturday

    Saturday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 93. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Partly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 72. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 97. Heat index values as high as 106. Calm wind.
Tonight
Mostly clear, with a low around 75. South wind 3 to 6 mph.
Friday
A chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 96. Heat index values as high as 105. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and thunderstorms likely before 2am. Mostly cloudy, with a low around 72. Light south wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 93. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 72. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 71.
Monday
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 71.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WNW Saint Matthews SC
 33.71°N 80.87°W (Elev. 308 ft)
Last Update:
7:09 am EDT Aug 20, 2026
Forecast Valid:
1pm EDT Aug 20, 2026-6pm EDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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