Air Quality Concerns; Fire Weather; Extreme Heat; Flash Flooding

Wildfire smoke continues to result in poor air quality from the Upper Midwest into the Northeast. Dangerous heat and fire weather concerns for portions of the Four Corners region into the central Great Basin. Heavy rainfall and flash flooding possible for the Southeast through Monday. For Hawaii, gusty trade winds a drier weather could result in any fires that start to spread rapidly. Read More >

Current conditions at

Union County Airport - Troy Shelton Field (K35A)

Lat: 34.69°NLon: 81.64°WElev: 610ft.

Rain Fog/Mist

68°F

20°C

Humidity 92%
Wind Speed SE 5 mph
Barometer 30.15 in
Dewpoint 65°F (18°C)
Visibility 5.00 mi
Last update 3 Aug 3:35 pm EDT
Extended Forecast for

3 Miles S Union SC

  • This Afternoon

    This Afternoon: A 30 percent chance of showers, mainly after 4pm.  Mostly cloudy, with a high near 80. East northeast wind around 6 mph.

    High: 80 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers before 2am, then a slight chance of showers after 3am.  Mostly cloudy, with a low around 64. Calm wind.  Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 2pm.  Mostly cloudy, with a high near 79. East wind around 6 mph.  Chance of precipitation is 30%.

    High: 79 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 64. Calm wind.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 11am.  Mostly cloudy, with a high near 79. East northeast wind 3 to 6 mph.  Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 81. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers.  Mostly cloudy, with a low around 65. Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 83. Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers, mainly after 4pm. Mostly cloudy, with a high near 80. East northeast wind around 6 mph.
Tonight
A chance of showers before 2am, then a slight chance of showers after 3am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 30%.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. East wind around 6 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 79. East northeast wind 3 to 6 mph. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and midnight. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Union SC
 34.68°N 81.62°W (Elev. 499 ft)
1:28 pm EDT Aug 3, 2025
3pm EDT Aug 3, 2025-6pm EDT Aug 10, 2025
 
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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