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

83°F

28°C

Humidity 75%
Wind Speed Calm
Barometer 29.91 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 3 Aug 8:15 pm EDT
Extended Forecast for

4 Miles W Blair SC

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 70. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 70 °F

    Slight Chance
    T-storms then
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 85. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Chance
    T-storms and
    Patchy Fog
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 11pm, then a chance of showers. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: A slight chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 3pm, then showers likely and possibly a thunderstorm after 3pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Chance
    Showers and
    Patchy Fog
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%.

    Low: 70 °F

    Showers
    Likely

  • Thursday

    Thursday: A slight chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 87. Chance of precipitation is 60%.

    High: 87 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.

    Low: 70 °F

    Showers
    Likely then
    Chance
    T-storms

  • Friday

    Friday: A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 50%.

    High: 88 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 70. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 85. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and thunderstorms likely before 11pm, then a chance of showers. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A slight chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 3pm, then showers likely and possibly a thunderstorm after 3pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%.
Thursday
A slight chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Friday
A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 50%.
Friday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 70.
Saturday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Blair SC
 34.51°N 81.42°W (Elev. 276 ft)
Last Update:
6:24 pm EDT Aug 3, 2026
Forecast Valid:
8pm EDT Aug 3, 2026-6pm EDT Aug 10, 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