National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

Pontiac Municipal Airport (KPNT)

Lat: 40.92°NLon: 88.62°WElev: 650ft.

Partly Cloudy

45°F

7°C

Humidity 77%
Wind Speed NW 7 mph
Barometer 30.05 in
Dewpoint 38°F (3°C)
Visibility NA
Wind Chill41°F (5°C)
Last update 9 Jan 12:35 pm CST
Extended Forecast for

Pontiac IL

  • This Afternoon

    This Afternoon: Partly sunny, with a steady temperature around 43. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 43 °F

    Partly Sunny

  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 3am. Increasing clouds, with a low around 34. North northeast wind around 5 mph becoming south southeast after midnight.

    Low: 34 °F

    Partly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain and snow showers before noon, then a slight chance of rain and snow showers between noon and 1pm, then a slight chance of snow showers after 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 39. Breezy, with a west wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 50%.

    High: 39 °F

    Chance
    Rain/Snow
    then Slight
    Chance
    Rain/Snow and
    Breezy

  • Saturday Night

    Saturday Night: A 20 percent chance of snow showers. Mostly cloudy, with a low around 20. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 20 °F

    Slight Chance
    Snow Showers
    and Blustery

  • Sunday

    Sunday: Mostly sunny, with a high near 32. Breezy, with a west northwest wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 32 °F

    Partly Sunny
    and Breezy
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Partly sunny, with a steady temperature around 43. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
A 30 percent chance of rain, mainly after 3am. Increasing clouds, with a low around 34. North northeast wind around 5 mph becoming south southeast after midnight.
Saturday
A chance of rain and snow showers before noon, then a slight chance of rain and snow showers between noon and 1pm, then a slight chance of snow showers after 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 39. Breezy, with a west wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 50%.
Saturday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 20. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
Mostly sunny, with a high near 32. Breezy, with a west northwest wind 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
Mostly clear, with a low around 23.
Monday
Mostly sunny, with a high near 42.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
Mostly cloudy, with a high near 48.
Tuesday Night
A chance of showers before midnight. Mostly cloudy, with a low around 32.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Mostly sunny, with a high near 31.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pontiac IL
 40.89°N 88.65°W
Last Update:
11:46 am CST Jan 9, 2026
Forecast Valid:
12pm CST Jan 9, 2026-6pm CST Jan 15, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation