Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

Shaw Air Force Base (KSSC)

Lat: 33.97°NLon: 80.48°WElev: 243ft.

Overcast

42°F

6°C

Humidity 83%
Wind Speed NE 10 mph
Barometer 30.15 in (1021.3 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 8 Dec 9:55 pm EST
Extended Forecast for

3 Miles SSE East Sumter SC

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. North wind around 6 mph.

    Low: 27 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 45. Light and variable wind.

    High: 45 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 29. Light southwest wind.

    Low: 29 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 58. Southwest wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 58 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39. West wind 5 to 8 mph, with gusts as high as 20 mph.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 27. North wind around 6 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 45. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 29. Light southwest wind.
Wednesday
Sunny, with a high near 58. Southwest wind 5 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 39. West wind 5 to 8 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
Mostly clear, with a low around 32.
Friday
Sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 35.
Saturday
Sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 30.
Sunday
Sunny, with a high near 48.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Mostly sunny, with a high near 48.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE East Sumter SC
 33.89°N 80.27°W (Elev. 144 ft)
7:25 pm EST Dec 8, 2025
10pm EST Dec 8, 2025-6pm EST Dec 15, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database