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.

Mostly Cloudy

82°F

28°C

Humidity 69%
Wind Speed W 3 mph
Barometer 29.94 in (1013.2 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 12 Jul 7:54 pm CDT
Extended Forecast for

4 Miles S Mackinaw IL

  • Tonight

    Tonight: Partly cloudy, with a low around 66. West northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 85. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 85 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 89. Calm wind becoming south around 6 mph in the morning.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 69. Light south southeast wind.

    Low: 69 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. South wind 5 to 8 mph.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71. South wind around 6 mph.

    Low: 71 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.

    High: 88 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.

    Low: 69 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 66. West northwest wind 5 to 7 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 85. Calm wind becoming south southwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 65. Calm wind.
Monday
Sunny, with a high near 89. Calm wind becoming south around 6 mph in the morning.
Monday Night
Partly cloudy, with a low around 69. Light south southeast wind.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. South wind 5 to 8 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71. South wind around 6 mph.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Friday
Partly sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Mackinaw IL
 40.49°N 89.37°W (Elev. 636 ft)
Last Update:
5:41 pm CDT Jul 12, 2025
Forecast Valid:
8pm CDT Jul 12, 2025-6pm CDT Jul 19, 2025
 
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