Ancient Tree, Illinois Weather
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Weather Forecast for Ancient Tree, Illinois : Cook County
Issued: 8:56 am CDT Jun 17, 2025 Latitude: 42.1302778 Longitude: -87.8613889 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Wednesday Juneteenth Friday Saturday Sunday Monday
30% chance of thunderstorms on Today 60% chance of thunderstorms on Tonight 80% chance of thunderstorms on Wednesday Sunny on Juneteenth Mostly Sunny on Friday Mostly Sunny on Saturday Sunny on Sunday Sunny on Monday
High: 91°F Low: 68°F High: 81°F High: 82°F High: 86°F High: 93°F High: 94°F High: 93°F
Low: 62°F Low: 65°F Low: 71°F Low: 74°F Low: 75°F  
Thunderstorms Thunderstorms Thunderstorms Sunny Mostly Sunny Mostly Sunny Sunny Sunny
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Current Conditions at
CHICAGO/WHEELING - (KPWK)
81°
Clear
as of 8:52 AM CDST
Rel. Humidity: 69%
Dew Point: 70°F
Visibility: 10 Miles
Pressure: 29.83 in.
Flight Rule: VFR
Wind Data
12 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
CHICAGO-OHARE - (KORD)
81°
Mostly Clear
as of 8:51 AM CDST
Rel. Humidity: 69%
Dew Point: 70°F
Visibility: 10 Miles
Pressure: 29.82 in.
Flight Rule: VFR
Wind Data
10 MPH
210° Southwest
Cloud Level(s): Few at 1200ft, Few at 25000ft
Current Conditions at
WAUKEGAN - (KUGN)
81°
Clear
as of 8:51 AM CDST
Rel. Humidity: 69%
Dew Point: 70°F
Visibility: 10 Miles
Pressure: 29.80 in.
Flight Rule: VFR
Wind Data
13 MPH
230° Southwest
Cloud Level(s): Clear
30% chance of thunderstorms Today Today... A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 91. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
60% chance of thunderstorms Tonight Tonight... Showers and thunderstorms likely, mainly between 7pm and 10pm. Mostly cloudy, with a low around 68. West southwest wind 5 to 10 mph becoming south after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
80% chance of thunderstorms Wednesday Wednesday... Showers and possibly a thunderstorm. High near 81. South southeast wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
40% chance of thunderstorms Wednesday Night Wednesday Night... A chance of showers and thunderstorms before 4am, then a slight chance of showers. Mostly cloudy, with a low around 62. West southwest wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 40%.
Sunny on Juneteenth Juneteenth... Sunny, with a high near 82. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 65.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 86.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 71.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 93.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 74.
Sunny on Sunday Sunday... Sunny, with a high near 94.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 75.
Sunny on Monday Monday... Sunny, with a high near 93.
Sun Almanac for Ancient Tree, Illinois
Sunrise: 05:15 AM
Sunset: 8:30 PM
Civil Sunrise:04:40 AM
Civil Sunset: 9:05 PM
Nautical Sunrise: 03:56 AM
Nautical Sunset: 9:49 PM
Astro Sunrise: 03:02 AM
Astro Sunset: 10:43 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.