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Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Fair

74°F

23°C

Humidity 57%
Wind Speed S 8 mph
Barometer 29.99 in (1015.1 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 11 Oct 12:54 pm CDT
Extended Forecast for

Marquette Heights IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 84. South southwest wind 3 to 5 mph.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 64. South wind 3 to 6 mph.

    Low: 64 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Sunny, with a high near 89. Southwest wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 71. Southwest wind 9 to 11 mph, with gusts as high as 22 mph.

    Low: 71 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. West wind 7 to 9 mph, with gusts as high as 17 mph.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 1am, then showers and possibly a thunderstorm between 1am and 4am, then showers after 4am. Low around 66. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Chance
    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 76. North wind 5 to 7 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 76 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 71. Chance of precipitation is 80%.

    High: 71 °F

    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 84. South southwest wind 3 to 5 mph.
Tonight
Increasing clouds, with a low around 64. South wind 3 to 6 mph.
Columbus Day
Sunny, with a high near 89. Southwest wind 6 to 14 mph, with gusts as high as 22 mph.
Monday Night
Clear, with a low around 71. Southwest wind 9 to 11 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 88. West wind 7 to 9 mph, with gusts as high as 17 mph.
Tuesday Night
A chance of showers and thunderstorms before 1am, then showers and possibly a thunderstorm between 1am and 4am, then showers after 4am. Low around 66. Light and variable wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 76. North wind 5 to 7 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 58.
Thursday
Showers and possibly a thunderstorm. High near 71. Chance of precipitation is 80%.
Thursday Night
A 50 percent chance of showers before 1am. Mostly cloudy, with a low around 51.
Friday
Partly sunny, with a high near 62. Breezy.
Friday Night
Partly cloudy, with a low around 38.
Saturday
Sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marquette Heights IL
 40.61°N 89.62°W (Elev. 492 ft)
Last Update:
1:26 pm CDT Oct 11, 2026
Forecast Valid:
1pm CDT Oct 11, 2026-6pm CDT Oct 17, 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