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

Hazardous Weather Conditions

Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

A Few Clouds

82°F

28°C

Humidity 67%
Wind Speed SW 5 mph
Barometer 30.05 in (1016.9 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 18 Jul 6:54 pm CDT
Extended Forecast for

Marquette Heights IL

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 72. South wind 3 to 5 mph.

    Low: 72 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly between 10am and 1pm. Partly sunny, with a high near 87. Southwest wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 87 °F

    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 72. West wind around 6 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 72 °F

    T-storms
    Likely

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 84. East northeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 69. East wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 69 °F

    T-storms
    Likely

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 87. Southeast wind around 6 mph.

    High: 87 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 72. East southeast wind 3 to 5 mph.

    Low: 72 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 72. South wind 3 to 5 mph.
Saturday
Showers and thunderstorms likely, mainly between 10am and 1pm. Partly sunny, with a high near 87. Southwest wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night
Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 72. West wind around 6 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 84. East northeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 69. East wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 87. Southeast wind around 6 mph.
Monday Night
Partly cloudy, with a low around 72. East southeast wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
Sunny and hot, with a high near 96.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Sunny and hot, with a high near 95.
Thursday Night
Mostly clear, with a low around 74.
Friday
Sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marquette Heights IL
 40.61°N 89.59°W (Elev. 614 ft)
Last Update:
5:26 pm CDT Jul 18, 2025
Forecast Valid:
7pm CDT Jul 18, 2025-6pm CDT Jul 25, 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