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

Pontiac Municipal Airport (KPNT)

Lat: 40.92°NLon: 88.62°WElev: 650ft.

Mostly Cloudy

38°F

3°C

Humidity 92%
Wind Speed E 5 mph
Barometer 30.12 in
Dewpoint 35°F (2°C)
Visibility NA
Wind Chill34°F (1°C)
Last update 10 Jan 12:35 am CST
Extended Forecast for

Blackstone IL

  • Overnight

    Overnight: Rain likely, mainly after 5am. Cloudy, with a steady temperature around 41. East southeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Rain Likely

  • Saturday

    Saturday: Rain and snow showers before 2pm, then a slight chance of rain between 2pm and 3pm, then a chance of snow showers after 3pm. Temperature falling to around 32 by 5pm. South southwest wind 5 to 10 mph becoming west northwest 10 to 15 mph in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 38 °F⇓

    Rain/Snow
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Scattered snow showers, mainly before midnight. Mostly cloudy, with a low around 20. Blustery, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 20 °F

    Scattered
    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

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 24. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Monday Night

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

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain after noon. Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Chance Rain

Detailed Forecast

Overnight
Rain likely, mainly after 5am. Cloudy, with a steady temperature around 41. East southeast wind around 5 mph, with gusts as high as 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain and snow showers before 2pm, then a slight chance of rain between 2pm and 3pm, then a chance of snow showers after 3pm. Temperature falling to around 32 by 5pm. South southwest wind 5 to 10 mph becoming west northwest 10 to 15 mph in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Saturday Night
Scattered snow showers, mainly before midnight. Mostly cloudy, with a low around 20. Blustery, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
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 24. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 42.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
A chance of rain after noon. Mostly cloudy, with a high near 48.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 30.
Wednesday
A chance of snow after noon. Mostly cloudy, with a high near 35.
Wednesday Night
Mostly cloudy, with a low around 18.
Thursday
Partly sunny, with a high near 30.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 22.
Friday
A chance of snow. Mostly cloudy, with a high near 34.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Blackstone IL
 41.04°N 88.64°W
Last Update:
12:31 am CST Jan 10, 2026
Forecast Valid:
12am CST Jan 10, 2026-6pm CST Jan 16, 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