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

Hazardous Weather Conditions

Current conditions at

Pontiac Municipal Airport (KPNT)

Lat: 40.92°NLon: 88.62°WElev: 650ft.

Overcast

31°F

-1°C

Humidity 83%
Wind Speed SE 7 mph
Barometer 29.99 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 6 Dec 9:35 pm CST
Extended Forecast for

Ancona IL

  • Tonight

    Tonight: Snow, mainly after 11pm. Temperature rising to around 32 by 4am. Southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of less than one inch possible.

    Low: 29 °F⇑

    Snow Likely
    then Snow

  • Sunday

    Sunday: A 50 percent chance of snow before 9am. Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 17 by 5pm. North wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 30 °F⇓

    Chance Snow
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 7. Wind chill values as low as -3. North wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 15 mph.

    Low: 7 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 22. Calm wind becoming south southeast around 5 mph in the afternoon. Winds could gust as high as 10 mph.

    High: 22 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 12. South southwest wind 5 to 10 mph increasing to 10 to 15 mph after midnight. Winds could gust as high as 25 mph.

    Low: 12 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Rain likely. Mostly cloudy, with a low around 33. Breezy. Chance of precipitation is 70%.

    Low: 33 °F

    Rain Likely
    and Breezy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 37. Breezy.

    High: 37 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: A chance of snow after midnight. Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Snow, mainly after 11pm. Temperature rising to around 32 by 4am. Southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of less than one inch possible.
Sunday
A 50 percent chance of snow before 9am. Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 17 by 5pm. North wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Increasing clouds, with a low around 7. Wind chill values as low as -3. North wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 15 mph.
Monday
Mostly sunny, with a high near 22. Calm wind becoming south southeast around 5 mph in the afternoon. Winds could gust as high as 10 mph.
Monday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 12. South southwest wind 5 to 10 mph increasing to 10 to 15 mph after midnight. Winds could gust as high as 25 mph.
Tuesday
Mostly cloudy, with a high near 39.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 33. Breezy. Chance of precipitation is 70%.
Wednesday
Mostly cloudy, with a high near 37. Breezy.
Wednesday Night
A chance of snow after midnight. Mostly cloudy, with a low around 18.
Thursday
A chance of snow. Mostly cloudy, with a high near 27.
Thursday Night
Mostly cloudy, with a low around 9.
Friday
Partly sunny, with a high near 16.
Friday Night
Mostly cloudy, with a low around -2.
Saturday
Mostly sunny and cold, with a high near 10.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ancona IL
 41.04°N 88.75°W
Last Update:
9:11 pm CST Dec 6, 2025
Forecast Valid:
9pm CST Dec 6, 2025-6pm CST Dec 13, 2025
 
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Additional Resources

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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