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

Hazardous Weather Conditions

Current conditions at

Union County Airport - Troy Shelton Field (K35A)

Lat: 34.69°NLon: 81.64°WElev: 610ft.

Overcast

61°F

16°C

Humidity NA
Wind Speed Calm
Barometer 30.10 in
Dewpoint N/A
Visibility 10.00 mi
Last update 9 Mar 2:35 am EDT
Extended Forecast for

Union SC

  • Overnight

    Overnight: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 78. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers, mainly between 2am and 3am. Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear
    then Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers, mainly before 4pm. Partly sunny, with a high near 81. Calm wind becoming southwest 5 to 7 mph in the morning. New precipitation amounts of less than a tenth of an inch possible.

    High: 81 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 65. Chance of precipitation is 70%.

    High: 65 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 56. Calm wind.
Monday
Patchy fog before 10am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 78. Calm wind becoming west 5 to 7 mph in the afternoon.
Monday Night
A 30 percent chance of showers, mainly between 2am and 3am. Partly cloudy, with a low around 58. Calm wind.
Tuesday
A 40 percent chance of showers, mainly before 4pm. Partly sunny, with a high near 81. Calm wind becoming southwest 5 to 7 mph in the morning. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Partly cloudy, with a low around 63. Calm wind.
Wednesday
Partly sunny, with a high near 83.
Wednesday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 58.
Thursday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 65. Chance of precipitation is 70%.
Thursday Night
Mostly clear, with a low around 38.
Friday
Sunny, with a high near 66.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 73.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Union SC
 34.71°N 81.62°W (Elev. 600 ft)
Last Update:
2:24 am EDT Mar 9, 2026
Forecast Valid:
2am EDT Mar 9, 2026-6pm EDT Mar 15, 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