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

Union County Airport - Troy Shelton Field (K35A)

Lat: 34.69°NLon: 81.64°WElev: 610ft.

Fog/Mist

58°F

14°C

Humidity 96%
Wind Speed Calm
Barometer 30.21 in
Dewpoint 57°F (14°C)
Visibility 5.00 mi
Last update 9 Jan 3:35 am EST
Extended Forecast for

Union SC

  • Overnight

    Overnight: Patchy fog. Otherwise, cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Patchy Fog

  • Friday

    Friday: A 40 percent chance of rain, mainly after 3pm. Patchy fog before 11am. Otherwise, cloudy, with a high near 70. South southwest wind 3 to 7 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 70 °F

    Patchy Fog
    then Chance
    Rain

  • Friday Night

    Friday Night: Showers. Patchy fog after 11pm. Low around 59. Light south wind. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 59 °F

    Showers and
    Patchy Fog

  • Saturday

    Saturday: Rain likely, then rain and possibly a thunderstorm after 1pm. High near 73. South southwest wind 6 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 73 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly before 8pm. Mostly cloudy, with a low around 46. Southwest wind around 7 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.

    Low: 46 °F

    Rain Likely
    then Chance
    Rain

  • Sunday

    Sunday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 26.

    Low: 26 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog. Otherwise, cloudy, with a low around 52. Calm wind.
Friday
A 40 percent chance of rain, mainly after 3pm. Patchy fog before 11am. Otherwise, cloudy, with a high near 70. South southwest wind 3 to 7 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers. Patchy fog after 11pm. Low around 59. Light south wind. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Rain likely, then rain and possibly a thunderstorm after 1pm. High near 73. South southwest wind 6 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Rain likely, mainly before 8pm. Mostly cloudy, with a low around 46. Southwest wind around 7 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Sunday
Mostly sunny, with a high near 53.
Sunday Night
Clear, with a low around 26.
Monday
Sunny, with a high near 49.
Monday Night
Mostly clear, with a low around 27.
Tuesday
Sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 34.
Wednesday
Partly sunny, with a high near 54.
Wednesday Night
Mostly cloudy, with a low around 36.
Thursday
A 30 percent chance of rain. Mostly sunny, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Union SC
 34.71°N 81.62°W (Elev. 600 ft)
Last Update:
12:19 am EST Jan 9, 2026
Forecast Valid:
3am EST Jan 9, 2026-6pm EST Jan 15, 2026
 
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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