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.

Fair

78°F

26°C

Humidity 62%
Wind Speed NA
Barometer 29.96 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 25 Jun 11:15 am CDT
Extended Forecast for

Streator IL

  • Today

    Today: Partly sunny, with a high near 79. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 79 °F

    Partly Sunny

  • Tonight

    Tonight: A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 61. Calm wind becoming east around 5 mph after midnight. Winds could gust as high as 10 mph.

    Low: 61 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: Showers likely, mainly between 9am and 5pm. The rain could be heavy at times. Mostly cloudy, with a high near 74. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between 1 and 2 inches possible.

    High: 74 °F

    Heavy Rain

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly before 7pm. Mostly cloudy, with a low around 62. East northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 81. East southeast wind around 5 mph, with gusts as high as 15 mph.

    High: 81 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: Partly sunny, with a high near 89.

    High: 89 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 79. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 61. Calm wind becoming east around 5 mph after midnight. Winds could gust as high as 10 mph.
Friday
Showers likely, mainly between 9am and 5pm. The rain could be heavy at times. Mostly cloudy, with a high near 74. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between 1 and 2 inches possible.
Friday Night
A 30 percent chance of showers, mainly before 7pm. Mostly cloudy, with a low around 62. East northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 81. East southeast wind around 5 mph, with gusts as high as 15 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68.
Sunday
Partly sunny, with a high near 89.
Sunday Night
Mostly clear, with a low around 75.
Monday
Sunny, with a high near 92.
Monday Night
Mostly clear, with a low around 76.
Tuesday
Sunny, with a high near 94.
Tuesday Night
Mostly clear, with a low around 76.
Wednesday
Sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Streator IL
 41.13°N 88.84°W
Last Update:
8:21 am CDT Jun 25, 2026
Forecast Valid:
11am CDT Jun 25, 2026-6pm CDT Jul 1, 2026
 
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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