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.

Fair

84°F

29°C

Humidity 75%
Wind Speed NA
Barometer 29.85 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 9 Jul 6:15 pm CDT
Extended Forecast for

Blackstone IL

  • Tonight

    Tonight: Isolated showers and thunderstorms before 10pm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 69. West southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 69 °F

    Isolated
    T-storms then
    Patchy Fog

  • Friday

    Friday: A slight chance of showers and thunderstorms between 1pm and 3pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 84. Calm wind becoming north northeast around 5 mph in the afternoon. Winds could gust as high as 10 mph. Chance of precipitation is 20%.

    High: 84 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 64. East northeast wind around 5 mph.

    Low: 64 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 84. East northeast wind around 5 mph, with gusts as high as 10 mph.

    High: 84 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 65. East northeast wind around 5 mph.

    Low: 65 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 67.

    Low: 67 °F

    Clear

Detailed Forecast

Tonight
Isolated showers and thunderstorms before 10pm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 69. West southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 20%.
Friday
A slight chance of showers and thunderstorms between 1pm and 3pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 84. Calm wind becoming north northeast around 5 mph in the afternoon. Winds could gust as high as 10 mph. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 64. East northeast wind around 5 mph.
Saturday
Partly sunny, with a high near 84. East northeast wind around 5 mph, with gusts as high as 10 mph.
Saturday Night
Partly cloudy, with a low around 65. East northeast wind around 5 mph.
Sunday
Sunny, with a high near 85.
Sunday Night
Mostly clear, with a low around 65.
Monday
Sunny, with a high near 87.
Monday Night
Clear, with a low around 67.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 70.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 70.
Thursday
Sunny, with a high near 89.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Blackstone IL
 41.04°N 88.64°W
Last Update:
5:26 pm CDT Jul 9, 2026
Forecast Valid:
6pm CDT Jul 9, 2026-6pm CDT Jul 16, 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