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.

Fair

55°F

13°C

Humidity 83%
Wind Speed Calm
Barometer 30.04 in (1016.9 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 29 Sep 12:54 am CDT
Extended Forecast for

2 Miles NE Mackinaw IL

  • Overnight

    Overnight: Clear, with a low around 51. Light southeast wind.

    Low: 51 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. South wind 3 to 8 mph.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 2am. Increasing clouds, with a low around 63. South southeast wind 7 to 9 mph, with gusts as high as 17 mph.

    Low: 63 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers. Cloudy, with a high near 79. South wind around 9 mph, with gusts as high as 17 mph.

    High: 79 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 69. South wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 69 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 80. South southwest wind 6 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 80 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers, with thunderstorms also possible after 1am. Low around 62. Northwest wind 6 to 10 mph becoming north northeast after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Low: 62 °F

    Showers

  • Friday

    Friday: A 50 percent chance of showers. Mostly cloudy, with a high near 67.

    High: 67 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 51. Light southeast wind.
Tuesday
Sunny, with a high near 80. South wind 3 to 8 mph.
Tuesday Night
A 20 percent chance of showers after 2am. Increasing clouds, with a low around 63. South southeast wind 7 to 9 mph, with gusts as high as 17 mph.
Wednesday
A 40 percent chance of showers. Cloudy, with a high near 79. South wind around 9 mph, with gusts as high as 17 mph.
Wednesday Night
Mostly cloudy, with a low around 69. South wind 7 to 10 mph, with gusts as high as 18 mph.
Thursday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 80. South southwest wind 6 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Showers, with thunderstorms also possible after 1am. Low around 62. Northwest wind 6 to 10 mph becoming north northeast after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Friday
A 50 percent chance of showers. Mostly cloudy, with a high near 67.
Friday Night
Mostly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
Mostly cloudy, with a low around 53.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Mackinaw IL
 40.56°N 89.33°W (Elev. 600 ft)
Last Update:
1:25 am CDT Sep 29, 2026
Forecast Valid:
1am CDT Sep 29, 2026-6pm CDT Oct 5, 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