Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Mostly Cloudy

55°F

13°C

Humidity 31%
Wind Speed W 18 G 33 mph
Barometer 30.16 in (1021.4 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 19 Apr 1:54 pm CDT
Extended Forecast for

4 Miles SSW Mackinaw IL

Freeze Warning April 20, 01:00am until April 20, 08:00am
Click here for hazard details and duration
Freeze Warning
  • This Afternoon

    This Afternoon: Partly sunny, with a high near 57. Breezy, with a northwest wind around 21 mph, with gusts as high as 34 mph.

    High: 57 °F

    Partly Sunny
    and Breezy

  • Tonight

    Tonight: Widespread frost, mainly after 3am.  Otherwise, clear, with a low around 32. North northwest wind 6 to 11 mph becoming light north northeast  after midnight. Winds could gust as high as 22 mph.

    Low: 32 °F

    Clear then
    Frost

  • Monday

    Monday: Widespread frost before 8am.  Otherwise, sunny, with a high near 60. Light and variable wind becoming south 5 to 7 mph in the morning.

    High: 60 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47. South wind 7 to 11 mph, with gusts as high as 21 mph.

    Low: 47 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 77. Southwest wind 10 to 17 mph, with gusts as high as 26 mph.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 58. West southwest wind 7 to 13 mph, with gusts as high as 21 mph.

    Low: 58 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79. West southwest wind 6 to 8 mph.

    High: 79 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 82. Breezy.

    High: 82 °F

    Sunny then
    Mostly Sunny
    and Breezy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 57. Breezy, with a northwest wind around 21 mph, with gusts as high as 34 mph.
Tonight
Widespread frost, mainly after 3am. Otherwise, clear, with a low around 32. North northwest wind 6 to 11 mph becoming light north northeast after midnight. Winds could gust as high as 22 mph.
Monday
Widespread frost before 8am. Otherwise, sunny, with a high near 60. Light and variable wind becoming south 5 to 7 mph in the morning.
Monday Night
Partly cloudy, with a low around 47. South wind 7 to 11 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 77. Southwest wind 10 to 17 mph, with gusts as high as 26 mph.
Tuesday Night
Partly cloudy, with a low around 58. West southwest wind 7 to 13 mph, with gusts as high as 21 mph.
Wednesday
Mostly sunny, with a high near 79. West southwest wind 6 to 8 mph.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 82. Breezy.
Thursday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 59. Breezy. Chance of precipitation is 80%.
Friday
Showers likely. Mostly cloudy, with a high near 73.
Friday Night
A chance of showers. Partly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 69.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Mackinaw IL
 40.49°N 89.37°W (Elev. 636 ft)
1:26 pm CDT Apr 19, 2026
2pm CDT Apr 19, 2026-6pm CDT Apr 25, 2026
 
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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