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

Springfield - Abraham Lincoln Capital Airport (KSPI)

Lat: 39.85°NLon: 89.68°WElev: 587ft.

Overcast

25°F

-4°C

Humidity 78%
Wind Speed NW 5 mph
Barometer 30.04 in (1018.0 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 11 Dec 6:52 am CST
Extended Forecast for

2 Miles S Petersburg IL

Winter Weather Advisory December 11, 03:00pm until December 12, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Today

    Today: Snow, mainly after 2pm.  High near 29. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.  Chance of precipitation is 100%. Total daytime snow accumulation of around an inch possible.

    High: 29 °F

    Mostly Cloudy
    then Snow

  • Tonight

    Tonight: Snow, mainly before midnight.  Low around 25. Southeast wind around 8 mph becoming north northeast after midnight. Winds could gust as high as 15 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 25 °F

    Snow then
    Chance Snow

  • Friday

    Friday: Mostly cloudy, with a high near 32. North wind 7 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 17 mph.

    High: 32 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 12. Wind chill values between 2 and 7. West northwest wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: 12 °F

    Mostly Cloudy

  • Saturday

    Saturday: Snow, mainly after noon.  High near 16. North northwest wind 7 to 9 mph, with gusts as high as 16 mph.  Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    High: 16 °F

    Chance Snow
    then Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around -8. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: -8 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny and cold, with a high near 6. Northwest wind 3 to 8 mph. Winds could gust as high as 16 mph.

    High: 6 °F

    Cold

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -6.

    Low: -6 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 29.

    High: 29 °F

    Sunny

Detailed Forecast

Today
Snow, mainly after 2pm. High near 29. Light and variable wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 100%. Total daytime snow accumulation of around an inch possible.
Tonight
Snow, mainly before midnight. Low around 25. Southeast wind around 8 mph becoming north northeast after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Friday
Mostly cloudy, with a high near 32. North wind 7 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 17 mph.
Friday Night
Mostly cloudy, with a low around 12. Wind chill values between 2 and 7. West northwest wind 8 to 10 mph, with gusts as high as 18 mph.
Saturday
Snow, mainly after noon. High near 16. North northwest wind 7 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around -8. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny and cold, with a high near 6. Northwest wind 3 to 8 mph. Winds could gust as high as 16 mph.
Sunday Night
Mostly clear, with a low around -6.
Monday
Sunny, with a high near 29.
Monday Night
Partly cloudy, with a low around 16.
Tuesday
Mostly sunny, with a high near 37.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
Mostly cloudy, with a high near 43.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Petersburg IL
 39.98°N 89.85°W (Elev. 600 ft)
4:26 am CST Dec 11, 2025
7am CST Dec 11, 2025-6pm CST Dec 17, 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