Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

Current conditions at

Perryville Regional Airport (KPCD)

Lat: 37.87°NLon: 89.86°WElev: 372ft.

Partly Cloudy

94°F

34°C

Humidity 57%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index108°F (42°C)
Last update 25 Jul 1:15 pm CDT
Extended Forecast for

2 Miles S Chester IL

Extreme Heat Watch July 28, 12:00pm until July 29, 08:00pm
Heat Advisory July 25, 01:47pm until July 27, 07:00pm
Click here for hazard details and duration
Extreme Heat Watch
Heat Advisory
  •  
    Heat Advisory July 25, 01:47pm until July 27, 07:00pm

    NOW until 7:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 96 °F

    Isolated
    T-storms

  • Tonight

    Tonight: Isolated showers and thunderstorms before 7pm.  Mostly clear, with a low around 76. South wind 5 to 7 mph.  Chance of precipitation is 10%.

    Low: 76 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 4pm.  Partly sunny, with a high near 92. South wind 5 to 10 mph.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Partly cloudy, with a low around 76. South wind 5 to 9 mph.

    Low: 76 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 95. South southwest wind 3 to 6 mph.

    High: 95 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 77. South wind around 6 mph becoming calm  in the evening.

    Low: 77 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 98. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 78. Light and variable wind.

    Low: 78 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Isolated showers and thunderstorms after 4pm. Mostly sunny, with a high near 96. Heat index values as high as 109. South wind 3 to 7 mph. Chance of precipitation is 20%.
Tonight
Isolated showers and thunderstorms before 7pm. Mostly clear, with a low around 76. South wind 5 to 7 mph. Chance of precipitation is 10%.
Saturday
A 30 percent chance of showers and thunderstorms, mainly between 1pm and 4pm. Partly sunny, with a high near 92. South wind 5 to 10 mph.
Saturday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 76. South wind 5 to 9 mph.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. South southwest wind 3 to 6 mph.
Sunday Night
Partly cloudy, with a low around 77. South wind around 6 mph becoming calm in the evening.
Monday
Sunny and hot, with a high near 98. Calm wind becoming south southwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 78. Light and variable wind.
Tuesday
Sunny and hot, with a high near 98. Calm wind becoming north around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 76. North northeast wind around 5 mph becoming calm in the evening.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming north around 6 mph in the afternoon.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 71. North northeast wind 3 to 6 mph.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Light north northeast wind increasing to 5 to 9 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Chester IL
 37.9°N 89.84°W
12:46 pm CDT Jul 25, 2025
1pm CDT Jul 25, 2025-6pm CDT Jul 31, 2025
 
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Additional Resources

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