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

Tracking Two Storms Impacting the Central and Eastern U.S. Through This Weekend

Two storm systems will track through the central and eastern U.S. through this weekend with areas of gusty winds, rain, and heavy snow. Severe thunderstorms are forecast Friday from the central Gulf Coast into parts of the lower Mississippi, Tennessee and Ohio Valleys. Heavy to excessive rainfall is forecast from the lower Mississippi River Valley to the Tennessee Valley which may bring flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Pontiac Municipal Airport (KPNT)

Lat: 40.92°NLon: 88.62°WElev: 650ft.

Mostly Cloudy and Breezy

61°F

16°C

Humidity 84%
Wind Speed SW 21 G 31 mph
Barometer 29.45 in
Dewpoint 56°F (13°C)
Visibility NA
Last update 8 Jan 9:35 pm CST
Extended Forecast for

Graymont IL

  • Tonight

    Tonight: Rain and possibly a thunderstorm before 11pm, then a slight chance of rain between 11pm and 3am, then a slight chance of showers after 3am. Low around 43. Windy, with a south southwest wind 20 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 43 °F

    Rain and
    Windy then
    Slight Chance
    Rain and
    Breezy

  • Friday

    Friday: A 20 percent chance of showers before 9am. Mostly cloudy, with a temperature rising to near 46 by noon, then falling to around 42 during the remainder of the day. Breezy, with a west wind 15 to 25 mph becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 46 °F⇓

    Slight Chance
    Showers and
    Breezy then
    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33. North wind around 5 mph becoming calm in the evening.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Rain and snow likely, mainly before noon. Partly sunny, with a high near 39. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 39 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 19. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 19 °F

    Chance Snow
    and Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 31. Blustery.

    High: 31 °F

    Mostly Sunny
    and Blustery

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain and possibly a thunderstorm before 11pm, then a slight chance of rain between 11pm and 3am, then a slight chance of showers after 3am. Low around 43. Windy, with a south southwest wind 20 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 20 percent chance of showers before 9am. Mostly cloudy, with a temperature rising to near 46 by noon, then falling to around 42 during the remainder of the day. Breezy, with a west wind 15 to 25 mph becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 40 mph.
Friday Night
Mostly cloudy, with a low around 33. North wind around 5 mph becoming calm in the evening.
Saturday
Rain and snow likely, mainly before noon. Partly sunny, with a high near 39. West wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 19. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday
Mostly sunny, with a high near 31. Blustery.
Sunday Night
Mostly clear, with a low around 22.
Monday
Mostly sunny, with a high near 41.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Mostly cloudy, with a high near 46.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 30.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 36.
Wednesday Night
Mostly cloudy, with a low around 19.
Thursday
Partly sunny, with a high near 30.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Graymont IL
 40.91°N 88.73°W
Last Update:
9:31 pm CST Jan 8, 2026
Forecast Valid:
9pm CST Jan 8, 2026-6pm CST Jan 15, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation