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.

Fair

77°F

25°C

Humidity 90%
Wind Speed S 5 mph
Barometer 29.90 in (1011.9 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 16 Jul 1:54 am CDT
Extended Forecast for

Pekin IL

  • Overnight

    Overnight: A 10 percent chance of showers after 5am. Mostly clear, with a low around 72. Light south wind.

    Low: 72 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Mostly sunny, with a high near 92. Heat index values as high as 101. South southwest wind 5 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Mostly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 70. West southwest wind 5 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 70 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 78. North northwest wind around 7 mph. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 65. East northeast wind around 6 mph.

    Low: 65 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 82. East northeast wind around 5 mph becoming light and variable in the afternoon.

    High: 82 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, with thunderstorms also possible after 10pm. Mostly cloudy, with a low around 69. Light southeast wind. Chance of precipitation is 50%.

    Low: 69 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 87. Chance of precipitation is 60%.

    High: 87 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A 10 percent chance of showers after 5am. Mostly clear, with a low around 72. Light south wind.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Mostly sunny, with a high near 92. Heat index values as high as 101. South southwest wind 5 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 70. West southwest wind 5 to 9 mph, with gusts as high as 16 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 78. North northwest wind around 7 mph. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 65. East northeast wind around 6 mph.
Friday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 82. East northeast wind around 5 mph becoming light and variable in the afternoon.
Friday Night
A chance of showers, with thunderstorms also possible after 10pm. Mostly cloudy, with a low around 69. Light southeast wind. Chance of precipitation is 50%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 87. Chance of precipitation is 60%.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 88.
Monday Night
Partly cloudy, with a low around 72.
Tuesday
Mostly sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pekin IL
 40.57°N 89.62°W (Elev. 551 ft)
Last Update:
2:10 am CDT Jul 16, 2025
Forecast Valid:
2am CDT Jul 16, 2025-6pm CDT Jul 22, 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