Cold Temperatures for the Eastern U.S.; Lake Effect Snow in the Great Lakes; Heavy Rain in the Pacific Northwest

Cold temperatures will continue across much of the eastern U.S. into today. Heavy lake effect snow continues into today east of Lakes Erie and Ontario. Two Pacific cold fronts will cross the Pacific Northwest early this week followed by another atmospheric river. Heavy rain and gusty winds are expected through midweek, with the potential for renewed urban and river flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Pontiac Municipal Airport (KPNT)

Lat: 40.92°NLon: 88.62°WElev: 650ft.

Fair

22°F

-6°C

Humidity 69%
Wind Speed SW 5 mph
Barometer 30.11 in
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 15 Dec 4:55 pm CST
Extended Forecast for

Pontiac Municipal Airport IL

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 14. South wind around 5 mph, with gusts as high as 10 mph.

    Low: 14 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 36. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 36 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 27. South southwest wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 27 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38. West wind 5 to 10 mph becoming south southeast in the afternoon.

    High: 38 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain after midnight.  Mostly cloudy, with a low around 29. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Rain and
    Breezy

  • Thursday

    Thursday: Rain before noon, then a chance of rain and snow.  High near 47. Breezy.  Chance of precipitation is 90%.

    High: 47 °F

    Breezy. Rain
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 14. South wind around 5 mph, with gusts as high as 10 mph.
Tuesday
Sunny, with a high near 36. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 27. South southwest wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph.
Wednesday
Mostly sunny, with a high near 38. West wind 5 to 10 mph becoming south southeast in the afternoon.
Wednesday Night
A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 29. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph.
Thursday
Rain before noon, then a chance of rain and snow. High near 47. Breezy. Chance of precipitation is 90%.
Thursday Night
Mostly cloudy, with a low around 12.
Friday
Mostly sunny, with a high near 29.
Friday Night
Mostly cloudy, with a low around 22.
Saturday
Partly sunny, with a high near 44.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
Mostly sunny, with a high near 37.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Mostly cloudy, with a high near 40.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Pontiac Municipal Airport IL
 40.93°N 88.62°W
3:50 pm CST Dec 15, 2025
5pm CST Dec 15, 2025-6pm CST Dec 22, 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