Severe Weather in the Central U.S.; Heavy Rain in the Ohio Valley and Mid-Atlantic

Scattered severe thunderstorms capable of producing severe gusts, large hail, and perhaps a couple tornadoes are forecast from the north-central High Plains into the Upper Mississippi Valley. Widespread thunderstorms may produce excessive rainfall across portions of the Ohio Valley and Mid-Atlantic. Hot conditions and Critical Fire Weather looms over the Great Basin and Southwest through midweek. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

79°F

26°C

Humidity 47%
Wind Speed SE 9 mph
Barometer 29.92 in (1012.1 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 16 Jun 4:51 pm CDT
Extended Forecast for

Grandwood Park IL

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 3am.  Partly cloudy, with a low around 67. Southeast wind 5 to 10 mph becoming southwest after midnight.

    Low: 67 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before noon, then a chance of showers between noon and 1pm, then a chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 90. Heat index values as high as 95. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 40%.

    High: 90 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm.  Low around 66. West southwest wind around 5 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    T-storms

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 1pm.  High near 78. South southeast wind 5 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 90%.

    High: 78 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers.  Mostly cloudy, with a low around 61. South southwest wind 5 to 10 mph becoming west northwest after midnight. Winds could gust as high as 15 mph.  Chance of precipitation is 50%.

    Low: 61 °F

    Chance
    T-storms then
    Chance
    Showers

  • Juneteenth

    Juneteenth: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 61.

    Low: 61 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers after 1am.  Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 67. Southeast wind 5 to 10 mph becoming southwest after midnight.
Tuesday
A slight chance of showers and thunderstorms before noon, then a chance of showers between noon and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 90. Heat index values as high as 95. West southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 40%.
Tuesday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm. Low around 66. West southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers, with thunderstorms also possible after 1pm. High near 78. South southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%.
Wednesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 61. South southwest wind 5 to 10 mph becoming west northwest after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 50%.
Juneteenth
Sunny, with a high near 81.
Thursday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 61.
Friday
Mostly sunny, with a high near 81.
Friday Night
A chance of showers after 1am. Partly cloudy, with a low around 67.
Saturday
Mostly sunny, with a high near 89.
Saturday Night
Mostly clear, with a low around 73.
Sunday
Sunny, with a high near 91.
Sunday Night
Mostly clear, with a low around 73.
Monday
Sunny, with a high near 90.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Grandwood Park IL
 42.39°N 87.99°W
4:41 pm CDT Jun 16, 2025
5pm CDT Jun 16, 2025-6pm CDT Jun 23, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database