| NWS Forecast for: Lake County Issued by: National Weather Service Chicago, IL Last Update: 120 PM CDT Sun Sep 6 2026 |  |
| This Afternoon: Partly cloudy. Highs in the mid 70s. East winds 5 to 10 mph. Tonight: Partly cloudy. Lows around 60. Northeast winds 5 to 10 mph. Labor Day: Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Southeast winds 5 to 10 mph. Monday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 60s. Southeast winds 5 to 10 mph. Tuesday: Mostly cloudy. Highs in the mid 80s. South winds 5 to 10 mph. Tuesday Night: Mostly cloudy. Showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 60s. Chance of precipitation 70 percent. Wednesday: Mostly cloudy. Showers likely with a slight chance of thunderstorms in the morning. Highs in the mid 80s. Chance of precipitation 60 percent. Wednesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows around 60. Thursday: Partly cloudy. Highs in the upper 70s. Thursday Night: Mostly clear. Lows in the mid 50s. Friday: Mostly sunny. Highs in the upper 70s. Friday Night: Partly cloudy. Lows in the lower 60s. Saturday: Partly cloudy. Highs in the lower 80s. | |
| Zone Forecast: Lake County | |
Visit your local NWS office at: https://www.weather.gov/lot |