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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Pontiac Municipal Airport (KPNT)

Lat: 40.92°NLon: 88.62°WElev: 650ft.

Fog/Mist

58°F

14°C

Humidity 100%
Wind Speed SE 3 mph
Barometer 30.13 in
Dewpoint 58°F (14°C)
Visibility 5.00 mi
Last update 28 Aug 5:55 am CDT
Extended Forecast for

Streator IL

  • Today

    Today: Patchy fog before 8am. Otherwise, sunny, with a high near 82. Calm wind becoming west around 5 mph.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 60. Calm wind becoming south southwest around 5 mph.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 81. South wind 5 to 10 mph.

    High: 81 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 67. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 67 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 88. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 88 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, sunny, with a high near 82. Calm wind becoming west around 5 mph.
Tonight
Mostly clear, with a low around 60. Calm wind becoming south southwest around 5 mph.
Saturday
Increasing clouds, with a high near 81. South wind 5 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 67. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 88. South wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 71.
Monday
Mostly sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 74.
Tuesday
Sunny, with a high near 92.
Tuesday Night
A chance of showers after 1am. Mostly clear, with a low around 73.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
Sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Streator IL
 41.13°N 88.84°W
Last Update:
1:21 am CDT Aug 28, 2026
Forecast Valid:
6am CDT Aug 28, 2026-6pm CDT Sep 3, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation