Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Hazardous Weather Conditions

Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Partly Cloudy

84°F

29°C

Humidity 63%
Wind Speed S 7 mph
Barometer 30.06 in (1017.3 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 15 Sep 11:54 am CDT
Extended Forecast for

Deer Creek IL

  • This Afternoon

    This Afternoon: A slight chance of showers, then a chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 90. West wind 8 to 11 mph, with gusts as high as 20 mph.  Chance of precipitation is 40%.

    High: 90 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm.  Low around 66. North wind 6 to 8 mph, with gusts as high as 15 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 66 °F

    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm before 3pm, then a slight chance of showers between 3pm and 4pm.  Cloudy, then gradually becoming mostly sunny, with a high near 83. East northeast wind 5 to 8 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Showers
    Likely then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 69. East northeast wind around 6 mph becoming southeast after midnight.

    Low: 69 °F

    Partly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers before 1pm.  Partly sunny, with a high near 87. South wind around 6 mph becoming northwest in the afternoon.

    High: 87 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 66. East northeast wind 5 to 7 mph.

    Low: 66 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers before 1pm.  Mostly sunny, with a high near 85. East wind 7 to 9 mph.

    High: 85 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. West wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm. Low around 66. North wind 6 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers likely and possibly a thunderstorm before 3pm, then a slight chance of showers between 3pm and 4pm. Cloudy, then gradually becoming mostly sunny, with a high near 83. East northeast wind 5 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69. East northeast wind around 6 mph becoming southeast after midnight.
Thursday
A 40 percent chance of showers before 1pm. Partly sunny, with a high near 87. South wind around 6 mph becoming northwest in the afternoon.
Thursday Night
Partly cloudy, with a low around 66. East northeast wind 5 to 7 mph.
Friday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 85. East wind 7 to 9 mph.
Friday Night
Partly cloudy, with a low around 68.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Sunday
A chance of showers. Partly sunny, with a high near 77.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 57.
Monday
Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Deer Creek IL
 40.62°N 89.33°W (Elev. 751 ft)
11:51 am CDT Sep 15, 2026
12pm CDT Sep 15, 2026-6pm CDT Sep 21, 2026
 
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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