Weather World
Constitution Park, IL 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Constitution Park, IL Weather Forecast
Constitution Park, IL Weather Forecast Date: 151 PM CDT Wed Aug 19 2026
The area/counties/county of: Lake County Il, including the cities of: Waukegan, Buffalo Grove, Mundelein, and Gurnee.or toggle through each period.
This Afternoon... Mostly cloudy. Near steady temperature in the mid 70s. Northeast winds around 5 mph.
Tonight... Partly cloudy in the evening, then clearing. Lows in the upper 50s. Northeast winds around 5 mph in the evening, becoming light and variable.
Thursday... Sunny. Highs in the upper 70s. East winds around 5 mph.
Thursday Night... Partly cloudy. Lows in the upper 50s. Southeast winds around 5 mph, becoming southwest after midnight.
Friday... Partly cloudy. Showers likely with a chance of thunderstorms in the afternoon. Highs around 80. Southwest winds 5 to 10 mph. Chance of precipitation 70%.
Friday Night... Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 60s. Chance of precipitation 20%.
Saturday... Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of precipitation 20%.
Saturday Night... Mostly clear. Lows in the upper 50s.
Sunday... Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 70s.
Sunday Night... Partly cloudy. Lows in the upper 50s.
Monday... Partly cloudy. Highs in the upper 70s.
Monday Night... Partly cloudy. Lows in the lower 60s.
POP = Probability of Precipitation
Constitution Park Radar Loop
Use the map search tool if you want to place a location marker on the radar map...