Current conditions at

Peoria - General Downing-Peoria International Airport (KPIA)

Lat: 40.67°NLon: 89.68°WElev: 659ft.

Fog/Mist

77°F

25°C

Humidity 100%
Wind Speed S 6 mph
Barometer 29.86 in (1010.4 mb)
Dewpoint 77°F (25°C)
Visibility 5.00 mi
Heat Index78°F (26°C)
Last update 27 Jul 5:54 am CDT
Extended Forecast for

South Pekin IL

Extreme Heat Warning July 27, 06:22am until July 27, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 27, 06:22am until July 27, 09:00pm

    NOW until 9:00pm Mon

    Extreme Heat Warning

  • Today

    High: 95 °F

    Patchy Fog
    then Chance
    T-storms

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms before 7pm.  Partly cloudy, with a low around 74. West southwest wind 5 to 8 mph becoming north after midnight. Winds could gust as high as 17 mph.

    Low: 74 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86. North northeast wind around 8 mph, with gusts as high as 16 mph.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. North northeast wind around 5 mph becoming calm  in the evening.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 63. Calm wind.

    Low: 63 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 87. Light south wind.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after 1am.  Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Patchy fog before 8am. Otherwise, mostly sunny and hot, with a high near 95. Heat index values as high as 117. Light south wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tonight
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 74. West southwest wind 5 to 8 mph becoming north after midnight. Winds could gust as high as 17 mph.
Tuesday
Mostly sunny, with a high near 86. North northeast wind around 8 mph, with gusts as high as 16 mph.
Tuesday Night
Mostly clear, with a low around 63. North northeast wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 86. Calm wind becoming northeast around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 63. Calm wind.
Thursday
Sunny, with a high near 87. Light south wind.
Thursday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 67.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 82.
Friday Night
A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 66.
Saturday
A chance of showers. Mostly sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
South Pekin IL
 40.5°N 89.65°W (Elev. 509 ft)
5:52 am CDT Jul 27, 2026
6am CDT Jul 27, 2026-6pm CDT Aug 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database