Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

Shaw Air Force Base (KSSC)

Lat: 33.97°NLon: 80.48°WElev: 243ft.

Partly Cloudy

42°F

6°C

Humidity 66%
Wind Speed NE 3 mph
Barometer 30.15 in (1021.3 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 9 Dec 2:55 pm EST
Extended Forecast for

3 Miles SSE East Sumter SC

Lake Wind Advisory December 10, 10:00am until December 10, 11:00pm
Click here for hazard details and duration
Lake Wind Advisory
  • Tonight

    Tonight: Mostly clear, with a low around 29. Calm wind.

    Low: 29 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 56. Light southwest wind increasing to 11 to 16 mph in the morning.

    High: 56 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 36. West wind 5 to 11 mph, with gusts as high as 21 mph.

    Low: 36 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 52. Northwest wind 3 to 6 mph.

    High: 52 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 29. Calm wind.
Wednesday
Sunny, with a high near 56. Light southwest wind increasing to 11 to 16 mph in the morning.
Wednesday Night
Mostly clear, with a low around 36. West wind 5 to 11 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 52. Northwest wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 30. Calm wind.
Friday
Sunny, with a high near 57.
Friday Night
Mostly clear, with a low around 39.
Saturday
Sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Mostly sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 29.
Monday
Sunny, with a high near 45.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 49.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE East Sumter SC
 33.89°N 80.27°W (Elev. 144 ft)
11:44 am EST Dec 9, 2025
3pm EST Dec 9, 2025-6pm EST Dec 16, 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