Current conditions at

Perryville Regional Airport (KPCD)

Lat: 37.87°NLon: 89.86°WElev: 372ft.

Fair

92°F

33°C

Humidity 54%
Wind Speed S 5 mph
Barometer 30.07 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 18 Aug 11:35 am CDT
Extended Forecast for

Chester IL

Heat Advisory August 18, 11:50am until August 18, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 18, 11:50am until August 18, 08:00pm

    NOW until 8:00pm Mon

    Heat Advisory

  • Today

    High: 96 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 73. Light and variable wind.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 96. Heat index values as high as 105. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 96 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 73. Light northwest wind.

    Low: 73 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 90. Light north wind increasing to 5 to 9 mph in the morning.

    High: 90 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 4pm. Sunny, with a high near 96. Heat index values as high as 105. South wind 3 to 6 mph.
Tonight
Mostly clear, with a low around 73. Light and variable wind.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 96. Heat index values as high as 105. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. Light northwest wind.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Light north wind increasing to 5 to 9 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
Mostly sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 66.
Friday
Sunny, with a high near 89.
Friday Night
Mostly clear, with a low around 65.
Saturday
Sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 63.
Sunday
Sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Chester IL
 37.92°N 89.84°W (Elev. 561 ft)
10:21 am CDT Aug 18, 2025
11am CDT Aug 18, 2025-6pm CDT Aug 24, 2025
 
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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