Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

Perryville Regional Airport (KPCD)

Lat: 37.87°NLon: 89.86°WElev: 372ft.

Fair

75°F

24°C

Humidity 89%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 16 Aug 5:15 am CDT
Extended Forecast for

5 Miles NE Chester IL

Extreme Heat Warning August 16, 05:37am until August 16, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 16, 05:37am until August 16, 09:00pm

    NOW until 9:00pm Sun

    Extreme Heat Warning

  • Today

    High: 95 °F

    Mostly Sunny

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 7pm.  Mostly cloudy, with a low around 71. Light and variable wind becoming north around 6 mph after midnight.

    Low: 71 °F

    Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before 8am.  Mostly sunny, with a high near 85. North wind 5 to 9 mph.

    High: 85 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 65. Light north wind.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88. Calm wind.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 69.

    Low: 69 °F

    Mostly Clear
    then Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly before 1pm.  Mostly sunny, with a high near 89.

    High: 89 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Partly cloudy, with a low around 67. Chance of precipitation is 60%.

    Low: 67 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Today
Mostly sunny, with a high near 95. Heat index values as high as 111. Light and variable wind becoming northwest 5 to 7 mph in the morning.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 7pm. Mostly cloudy, with a low around 71. Light and variable wind becoming north around 6 mph after midnight.
Monday
A 20 percent chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 85. North wind 5 to 9 mph.
Monday Night
Mostly clear, with a low around 65. Light north wind.
Tuesday
Sunny, with a high near 88. Calm wind.
Tuesday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 89.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 67. Chance of precipitation is 60%.
Thursday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 82.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 64.
Saturday
Mostly sunny, with a high near 84.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Chester IL
 37.96°N 89.75°W (Elev. 499 ft)
3:56 am CDT Aug 16, 2026
5am CDT Aug 16, 2026-6pm CDT Aug 22, 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