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

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Partly Cloudy

23°F

-5°C

Humidity 81%
Wind Speed N 3 mph
Barometer 29.92 in (1014.2 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 2 Jan 5:54 am CST
Extended Forecast for

2 Miles NW Mackinaw IL

  • Today

    Today: Partly sunny, with a high near 30. North northeast wind 3 to 7 mph.

    High: 30 °F

    Partly Sunny

  • Tonight

    Tonight: Cloudy, with a low around 22. Northeast wind around 5 mph.

    Low: 22 °F

    Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 34. Calm wind becoming northwest around 5 mph.

    High: 34 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 18. Light northwest wind.

    Low: 18 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 35. Calm wind becoming south southeast 5 to 7 mph in the afternoon.

    High: 35 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 29. South wind 7 to 11 mph, with gusts as high as 21 mph.

    Low: 29 °F

    Decreasing
    Clouds

  • Monday

    Monday: Partly sunny, with a high near 49. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 49 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 30. North northeast wind 3 to 7 mph.
Tonight
Cloudy, with a low around 22. Northeast wind around 5 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 34. Calm wind becoming northwest around 5 mph.
Saturday Night
Mostly clear, with a low around 18. Light northwest wind.
Sunday
Increasing clouds, with a high near 35. Calm wind becoming south southeast 5 to 7 mph in the afternoon.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 29. South wind 7 to 11 mph, with gusts as high as 21 mph.
Monday
Partly sunny, with a high near 49. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
Mostly sunny, with a high near 51.
Wednesday Night
Mostly cloudy, with a low around 37.
Thursday
A chance of rain. Mostly cloudy, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Mackinaw IL
 40.56°N 89.39°W (Elev. 699 ft)
Last Update:
3:16 am CST Jan 2, 2026
Forecast Valid:
6am CST Jan 2, 2026-6pm CST Jan 8, 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