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

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 >

Hazardous Weather Conditions

Current conditions at

Perryville Regional Airport (KPCD)

Lat: 37.87°NLon: 89.86°WElev: 372ft.

Fair

86°F

30°C

Humidity 74%
Wind Speed E 6 mph
Barometer 30.13 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 15 Aug 11:55 am CDT
Extended Forecast for

Ellis Grove IL

Extreme Heat Warning August 15, 12:12pm until August 16, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 15, 12:12pm until August 16, 09:00pm

    NOW until 9:00pm Sun

    Extreme Heat Warning

  • This Afternoon

    High: 96 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 74. South wind 3 to 6 mph.

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 97. Heat index values as high as 110. Light and variable wind becoming west around 6 mph in the morning.

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 71. North wind 3 to 6 mph.

    Low: 71 °F

    Chance
    T-storms

  • Monday

    Monday: Mostly sunny, with a high near 86. North wind 5 to 7 mph.

    High: 86 °F

    Mostly Sunny

  • Monday Night

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

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Partly sunny, then gradually becoming sunny, with a high near 96. Heat index values as high as 110. Southwest wind 3 to 5 mph.
Tonight
Mostly clear, with a low around 74. South wind 3 to 6 mph.
Sunday
Mostly sunny and hot, with a high near 97. Heat index values as high as 110. Light and variable wind becoming west around 6 mph in the morning.
Sunday Night
A 40 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 71. North wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 86. North wind 5 to 7 mph.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 93.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 68.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ellis Grove IL
 38.01°N 89.92°W (Elev. 509 ft)
Last Update:
12:06 pm CDT Aug 15, 2026
Forecast Valid:
12pm CDT Aug 15, 2026-6pm CDT Aug 21, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation