National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Hazardous Weather Conditions

Current conditions at

Union County Airport - Troy Shelton Field (K35A)

Lat: 34.69°NLon: 81.64°WElev: 610ft.

Fog

50°F

10°C

Humidity NA
Wind Speed Calm
Barometer 30.05 in
Dewpoint N/A
Visibility 0.15 mi
Last update 27 Dec 9:15 am EST
Extended Forecast for

Delta SC

Dense Fog Advisory December 27, 09:20am until December 27, 10:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory December 27, 09:20am until December 27, 10:00am

    NOW until 10:00am Sat

    Dense Fog Advisory

  • Today

    High: 76 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Patchy fog between 2am and 4am. Otherwise, increasing clouds, with a low around 50. Calm wind becoming east southeast around 5 mph.

    Low: 50 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: A 30 percent chance of rain, mainly before 11am. Cloudy, with a high near 62. East wind around 5 mph becoming calm in the morning.

    High: 62 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 54. Calm wind becoming southwest 5 to 7 mph after midnight. Winds could gust as high as 18 mph.

    Low: 54 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of rain, mainly before noon. Partly sunny, with a high near 68. Southwest wind 8 to 13 mph, with gusts as high as 25 mph.

    High: 68 °F

    Chance Rain

  • Monday Night

    Monday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 23.

    Low: 23 °F

    Clear

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 76. Light west northwest wind.
Tonight
Patchy fog between 2am and 4am. Otherwise, increasing clouds, with a low around 50. Calm wind becoming east southeast around 5 mph.
Sunday
A 30 percent chance of rain, mainly before 11am. Cloudy, with a high near 62. East wind around 5 mph becoming calm in the morning.
Sunday Night
Mostly cloudy, with a low around 54. Calm wind becoming southwest 5 to 7 mph after midnight. Winds could gust as high as 18 mph.
Monday
A 30 percent chance of rain, mainly before noon. Partly sunny, with a high near 68. Southwest wind 8 to 13 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 28.
Tuesday
Sunny, with a high near 49.
Tuesday Night
Clear, with a low around 23.
Wednesday
Sunny, with a high near 50.
Wednesday Night
Mostly clear, with a low around 29.
New Year's Day
Sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Delta SC
 34.54°N 81.56°W (Elev. 325 ft)
Last Update:
8:53 am EST Dec 27, 2025
Forecast Valid:
9am EST Dec 27, 2025-6pm EST Jan 2, 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