Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Union County Airport - Troy Shelton Field (K35A)

Lat: 34.69°NLon: 81.64°WElev: 610ft.

Fair

61°F

16°C

Humidity 74%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 15 Apr 2:35 am EDT
Extended Forecast for

Union SC

  • Overnight

    Overnight: Mostly clear, with a low around 59. West southwest wind around 5 mph.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87. Southwest wind 3 to 8 mph.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61. Southwest wind around 5 mph.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 89. Southwest wind 5 to 9 mph, with gusts as high as 20 mph.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. Southwest wind 3 to 5 mph.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 59. West southwest wind around 5 mph.
Wednesday
Sunny, with a high near 87. Southwest wind 3 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 61. Southwest wind around 5 mph.
Thursday
Sunny, with a high near 89. Southwest wind 5 to 9 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 62. Southwest wind 3 to 5 mph.
Friday
Sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 61.
Saturday
Mostly sunny, with a high near 91.
Saturday Night
Partly cloudy, with a low around 62.
Sunday
A 30 percent chance of showers before 2pm. Partly sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Sunny, with a high near 70.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Union SC
 34.71°N 81.62°W (Elev. 600 ft)
2:24 am EDT Apr 15, 2026
2am EDT Apr 15, 2026-6pm EDT Apr 21, 2026
 
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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