Significant and Catastrophic Flooding in the Pacific Northwest; Very Cold Temperatures in the Northern Plains

The atmospheric river over the Pacific Northwest will begin to subside today, but lingering rainfall will exacerbate ongoing catastrophic major river flooding, and landslides will continue across portions of western Washington and northwest Oregon for several days. Arctic air will plummet southward into the Northern Plains today, bringing cold air in the single digits to the region by Friday. Read More >

Current conditions at

Shaw Air Force Base (KSSC)

Lat: 33.97°NLon: 80.48°WElev: 243ft.

Fair

50°F

10°C

Humidity 36%
Wind Speed NW 14 mph
Barometer 29.96 in (1014.7 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 11 Dec 11:55 am EST
Extended Forecast for

3 Miles SSE East Sumter SC

  • This Afternoon

    This Afternoon: Sunny, with a high near 50. West wind 3 to 6 mph.

    High: 50 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 58. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 58 °F

    Sunny

  • Friday Night

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

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 63. Calm wind.

    High: 63 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain after 1am.  Partly cloudy, with a low around 44. Chance of precipitation is 20%.

    Low: 44 °F

    Mostly Clear
    then Slight
    Chance Rain

  • Sunday

    Sunday: A chance of rain before 1pm.  Partly sunny, with a high near 55. Chance of precipitation is 50%.

    High: 55 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 50. West wind 3 to 6 mph.
Tonight
Mostly clear, with a low around 31. Calm wind.
Friday
Sunny, with a high near 58. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 35. Light southwest wind.
Saturday
Sunny, with a high near 63. Calm wind.
Saturday Night
A slight chance of rain after 1am. Partly cloudy, with a low around 44. Chance of precipitation is 20%.
Sunday
A chance of rain before 1pm. Partly sunny, with a high near 55. Chance of precipitation is 50%.
Sunday Night
Mostly clear, with a low around 17.
Monday
Sunny, with a high near 38.
Monday Night
Mostly clear, with a low around 19.
Tuesday
Sunny, with a high near 51.
Tuesday Night
Mostly clear, with a low around 31.
Wednesday
Mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE East Sumter SC
 33.89°N 80.27°W (Elev. 144 ft)
11:03 am EST Dec 11, 2025
12pm EST Dec 11, 2025-6pm EST Dec 17, 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