National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Perryville Regional Airport (KPCD)

Lat: 37.87°NLon: 89.86°WElev: 372ft.

Fair

73°F

23°C

Humidity 84%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 28 Aug 9:15 am CDT
Extended Forecast for

Chester ILSimilar City Names

  • Today

    Today: Sunny, with a high near 85. Calm wind becoming north around 6 mph in the afternoon.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 87. Light and variable wind.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64. Light south wind.

    Low: 64 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 91. Light south wind increasing to 5 to 9 mph in the morning.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 85. Calm wind becoming north around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 61. Calm wind.
Saturday
Mostly sunny, with a high near 87. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 64. Light south wind.
Sunday
Sunny, with a high near 91. Light south wind increasing to 5 to 9 mph in the morning.
Sunday Night
Mostly clear, with a low around 69.
Monday
Sunny, with a high near 94.
Monday Night
Mostly clear, with a low around 72.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Mostly clear, with a low around 74.
Wednesday
Sunny, with a high near 95.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
A 20 percent chance of showers. Sunny, with a high near 96.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chester ILSimilar City Names
 37.92°N 89.81°W (Elev. 597 ft)
Last Update:
6:21 am CDT Aug 28, 2026
Forecast Valid:
9am CDT Aug 28, 2026-6pm CDT Sep 3, 2026
 
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Additional Resources

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Chance of Precipitation