Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Union County Airport - Troy Shelton Field (K35A)

Lat: 34.69°NLon: 81.64°WElev: 610ft.

Rain Fog/Mist

65°F

18°C

Humidity 98%
Wind Speed NE 3 mph
Barometer 30.07 in
Dewpoint 64°F (18°C)
Visibility 3.50 mi
Last update 10 Oct 2:35 pm EDT
Extended Forecast for

Union SC

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Patchy fog. High near 68. East northeast wind 11 to 13 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 68 °F

    Heavy Rain
    and Patchy
    Fog

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Patchy fog. Low around 67. East wind 7 to 11 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 67 °F

    Heavy Rain
    and Patchy
    Fog

  • Sunday

    Sunday: Showers likely before 10am. The rain could be heavy at times.  Patchy fog before 9am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 73. South wind 7 to 13 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 73 °F

    Heavy Rain
    and Patchy
    Fog then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. West southwest wind 5 to 8 mph, with gusts as high as 22 mph.

    Low: 61 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 80. Northwest wind 5 to 8 mph.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Patchy fog. High near 68. East northeast wind 11 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Patchy fog. Low around 67. East wind 7 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Sunday
Showers likely before 10am. The rain could be heavy at times. Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 73. South wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Mostly clear, with a low around 61. West southwest wind 5 to 8 mph, with gusts as high as 22 mph.
Columbus Day
Sunny, with a high near 80. Northwest wind 5 to 8 mph.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Clear, with a low around 58.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Clear, with a low around 60.
Thursday
Sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 60.
Friday
Sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Union SC
 34.71°N 81.62°W (Elev. 600 ft)
2:33 pm EDT Oct 10, 2026
2pm EDT Oct 10, 2026-6pm EDT Oct 16, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database