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.

Fair

35°F

2°C

Humidity 71%
Wind Speed Calm
Barometer 30.25 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 9 Feb 11:35 pm EST
Extended Forecast for

Union SC

  • Tonight

    Tonight: Mostly clear, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71. Calm wind becoming west southwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 54. West southwest wind 6 to 9 mph, with gusts as high as 21 mph.

    Low: 54 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain between 8am and 1pm. Partly sunny, with a high near 67. West wind around 9 mph becoming north northwest in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 20%.

    High: 67 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 35. North northwest wind 3 to 6 mph.

    Low: 35 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 33. Calm wind.
Tuesday
Sunny, with a high near 71. Calm wind becoming west southwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph.
Tuesday Night
Mostly cloudy, with a low around 54. West southwest wind 6 to 9 mph, with gusts as high as 21 mph.
Wednesday
A slight chance of rain between 8am and 1pm. Partly sunny, with a high near 67. West wind around 9 mph becoming north northwest in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 35. North northwest wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Mostly cloudy, with a low around 39.
Friday
Partly sunny, with a high near 54.
Friday Night
Mostly cloudy, with a low around 35.
Saturday
A 30 percent chance of rain after 8am. Mostly cloudy, with a high near 53.
Saturday Night
Rain likely. Cloudy, with a low around 43. Chance of precipitation is 70%.
Sunday
Rain. High near 54. Chance of precipitation is 90%.
Sunday Night
Rain likely. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.
Washington's Birthday
Sunny, with a high near 60.
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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:
5:28 pm EST Feb 9, 2026
Forecast Valid:
11pm EST Feb 9, 2026-6pm EST Feb 16, 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