National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 40.74°N 89.61°W (Text-Only)
NWS Forecast for: Peoria IL
Issued by: National Weather Service Lincoln, IL
Last Update: 4:26 pm CDT Jul 15, 2025		Print

  • This
    Afternoon

    This Afternoon: Isolated showers and thunderstorms. Mostly sunny, with a high near 89. South wind around 6 mph. Chance of precipitation is 20%.

    High: 89 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Isolated showers and thunderstorms before 7pm. Partly cloudy, with a low around 72. South wind 3 to 6 mph. Chance of precipitation is 10%.

    Low: 72 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 4pm. Mostly sunny, with a high near 92. Heat index values as high as 101. South southwest wind 5 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 92 °F

    Mostly Sunny
    then T-storms
    Likely

  • Wednesday
    Night

    Wednesday Night: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 70. Southwest wind 6 to 9 mph becoming west northwest after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    T-storms
    Likely

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Northwest wind around 8 mph, with gusts as high as 15 mph.

    High: 79 °F

    Chance
    T-storms

  • Thursday
    Night

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

    Low: 65 °F

    Mostly Cloudy


  • Friday

    Friday: Partly sunny, with a high near 82. East northeast wind around 6 mph becoming light and variable in the afternoon.

    High: 82 °F

    Partly Sunny


  • Friday
    Night

    Friday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69.

    Low: 69 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 88. Chance of precipitation is 60%.

    High: 88 °F

    T-storms
    Likely



    • This Afternoon: Isolated showers and thunderstorms. Mostly sunny, with a high near 89. South wind around 6 mph. Chance of precipitation is 20%.

    Tonight: Isolated showers and thunderstorms before 7pm. Partly cloudy, with a low around 72. South wind 3 to 6 mph. Chance of precipitation is 10%.

    Wednesday: Showers and thunderstorms likely, mainly after 4pm. Mostly sunny, with a high near 92. Heat index values as high as 101. South southwest wind 5 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Wednesday Night: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 70. Southwest wind 6 to 9 mph becoming west northwest after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Thursday: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Northwest wind around 8 mph, with gusts as high as 15 mph.

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

    Friday: Partly sunny, with a high near 82. East northeast wind around 6 mph becoming light and variable in the afternoon.

    Friday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69.

    Saturday: Showers and thunderstorms likely, mainly before 1pm. Mostly cloudy, with a high near 88. Chance of precipitation is 60%.

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.

    Sunday: A chance of showers and thunderstorms. Partly sunny, with a high near 87.

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 69.

    Monday: A chance of showers and thunderstorms. Partly sunny, with a high near 86.

    Monday Night: Partly cloudy, with a low around 72.

    Tuesday: Mostly sunny, with a high near 90.


    Peoria IL
     40.74°N 89.61°W (Elev. 686 ft)

    Visit your local NWS office at: https://www.weather.gov/ilx