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 and Breezy

40°F

4°C

Humidity 55%
Wind Speed E 21 G 25 mph
Barometer 29.88 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 14 Mar 10:55 pm CDT
Extended Forecast for

Streator IL

  • Tonight

    Tonight: Mostly cloudy, with a temperature rising to around 44 by 4am. South southeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 41 °F⇑

    Mostly Cloudy

  • Sunday

    Sunday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 60. Windy, with a south wind 20 to 25 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 60 °F

    Showers and
    Windy

  • Sunday Night

    Sunday Night: Rain showers before 11pm, then snow. Patchy blowing snow after 1am. Low around 20. Windy, with a west southwest wind 25 to 30 mph becoming northwest after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    Low: 20 °F

    Rain/Snow and
    Windy then
    Snow and
    Patchy
    Blowing Snow

  • Monday

    Monday: Snow likely, mainly before 1pm. Areas of blowing snow. Cloudy, with a high near 24. Wind chill values as low as 1. Windy, with a west northwest wind around 30 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 24 °F

    Snow Likely
    and Areas
    Blowing Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 10. Blustery, with a west northwest wind 15 to 25 mph, with gusts as high as 35 mph.

    Low: 10 °F

    Mostly Cloudy
    and Blustery

  • Tuesday

    Tuesday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 70%.

    Low: 22 °F

    Snow Showers
    Likely

  • Wednesday

    Wednesday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a temperature rising to around 44 by 4am. South southeast wind around 15 mph, with gusts as high as 25 mph.
Sunday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 60. Windy, with a south wind 20 to 25 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Rain showers before 11pm, then snow. Patchy blowing snow after 1am. Low around 20. Windy, with a west southwest wind 25 to 30 mph becoming northwest after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Monday
Snow likely, mainly before 1pm. Areas of blowing snow. Cloudy, with a high near 24. Wind chill values as low as 1. Windy, with a west northwest wind around 30 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Monday Night
Mostly cloudy, with a low around 10. Blustery, with a west northwest wind 15 to 25 mph, with gusts as high as 35 mph.
Tuesday
Mostly sunny, with a high near 27.
Tuesday Night
Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 70%.
Wednesday
Mostly sunny, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 61.
Thursday Night
Mostly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 63.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Partly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Streator IL
 41.11°N 88.81°W
Last Update:
8:11 pm CDT Mar 14, 2026
Forecast Valid:
11pm CDT Mar 14, 2026-6pm CDT Mar 21, 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