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.

Fair

68°F

20°C

Humidity 79%
Wind Speed S 3 mph
Barometer 29.79 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 12 Mar 5:35 am EDT
Extended Forecast for

Union SC

  • Today

    Today: Showers, mainly before noon. Temperature falling to around 52 by noon. South southwest wind 9 to 14 mph becoming north in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 67 °F⇓

    Showers then
    Chance
    Showers

  • Tonight

    Tonight: Clear, with a low around 34. Calm wind.

    Low: 34 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 61. Calm wind becoming south southwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 61 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 41. South southwest wind around 5 mph becoming calm in the evening.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 72. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers, mainly after 8pm. Low around 56. Chance of precipitation is 80%.

    Low: 56 °F

    Showers

  • Monday

    Monday: Showers, mainly before 2pm. High near 66. Chance of precipitation is 80%.

    High: 66 °F

    Showers

Detailed Forecast

Today
Showers, mainly before noon. Temperature falling to around 52 by noon. South southwest wind 9 to 14 mph becoming north in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tonight
Clear, with a low around 34. Calm wind.
Friday
Sunny, with a high near 61. Calm wind becoming south southwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Mostly clear, with a low around 41. South southwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 72. Calm wind becoming south southeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 47.
Sunday
A 30 percent chance of showers after 2pm. Mostly sunny, with a high near 73.
Sunday Night
Showers, mainly after 8pm. Low around 56. Chance of precipitation is 80%.
Monday
Showers, mainly before 2pm. High near 66. Chance of precipitation is 80%.
Monday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 31.
Tuesday
Mostly sunny, with a high near 50.
Tuesday Night
Partly cloudy, with a low around 29.
Wednesday
Mostly sunny, with a high near 54.
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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:
3:14 am EDT Mar 12, 2026
Forecast Valid:
5am EDT Mar 12, 2026-6pm EDT Mar 18, 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