Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.

Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago / Wheeling, Pal-Waukee Airport (KPWK)

Lat: 42.12°NLon: 87.9°WElev: 646ft.

Fair

74°F

23°C

Humidity 85%
Wind Speed SE 6 mph
Barometer 29.97 in (1014.4 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 31 Aug 12:52 am CDT
Extended Forecast for

Lincolnshire IL

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 73. South southwest wind around 10 mph, with gusts as high as 15 mph.

    Low: 73 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms before noon, then a slight chance of showers and thunderstorms after 4pm.  Partly sunny, with a high near 88. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 30%.

    High: 88 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 75. Southwest wind 5 to 10 mph.  Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before 1pm.  Partly sunny, with a high near 91. Heat index values as high as 99. Southwest wind 5 to 10 mph.

    High: 91 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 75. Southwest wind around 5 mph.

    Low: 75 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 73.

    Low: 73 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms.  Partly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. South southwest wind around 10 mph, with gusts as high as 15 mph.
Monday
A chance of showers and thunderstorms before noon, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 88. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Monday Night
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.
Tuesday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 91. Heat index values as high as 99. Southwest wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 75. Southwest wind around 5 mph.
Wednesday
Mostly sunny, with a high near 91.
Wednesday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 73.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 86.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Friday
Mostly sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 68.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 66.
Sunday
Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Lincolnshire IL
 42.17°N 87.92°W
9:41 pm CDT Aug 30, 2026
1am CDT Aug 31, 2026-6pm CDT Sep 6, 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