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

Lancaster County-mc Whirter Field (KLKR)

Lat: 34.72°NLon: 80.86°WElev: 486ft.

Thunderstorm in Vicinity

77°F

25°C

Humidity 94%
Wind Speed W 9 mph
Barometer 30.19 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 5 Aug 11:55 pm EDT
Extended Forecast for

Great Falls SC

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Patchy fog between 7am and 8am. Otherwise, partly sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Patchy Fog
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 71. Calm wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Light and variable wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Partly cloudy, with a low around 71. Calm wind. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 90.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

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

    Low: 71 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 70. Calm wind.
Thursday
Showers and thunderstorms likely, mainly between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Patchy fog between 7am and 8am. Otherwise, partly sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 71. Calm wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89. Light and variable wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Partly cloudy, with a low around 71. Calm wind. Chance of precipitation is 30%.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 90.
Saturday Night
Partly cloudy, with a low around 71.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 91.
Sunday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 72.
Monday
Mostly sunny, with a high near 92.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
Mostly sunny, with a high near 94.
Tuesday Night
Partly cloudy, with a low around 73.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls SC
 34.58°N 80.89°W (Elev. 397 ft)
Last Update:
6:54 pm EDT Aug 5, 2026
Forecast Valid:
12am EDT Aug 6, 2026-6pm EDT Aug 12, 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