| NWS Forecast for: Lake County Issued by: National Weather Service Chicago, IL Last Update: 341 PM CDT Thu Oct 29 2026 | |
| Late This Afternoon: Mostly cloudy. Northwest winds around 10 mph. Tonight: Clear. Lows in the mid 40s. North winds around 5 mph. Friday: Partly cloudy in the morning, then becoming mostly cloudy. Highs in the lower 60s. Northeast winds 5 to 10 mph. Friday Night: Mostly cloudy. A chance of showers after midnight. Lows in the upper 40s. East winds 5 to 10 mph. Chance of precipitation 40 percent. Saturday: Showers likely, mainly in the morning. Highs in the lower 60s. Southeast winds 5 to 10 mph. Chance of precipitation 60 percent. Saturday Night: Cloudy. A slight chance of showers in the evening. Lows in the upper 40s. Southeast winds around 5 mph. Chance of precipitation 20 percent. Sunday: Mostly cloudy with a 20 percent chance of showers. Highs in the upper 60s. Sunday Night: Mostly cloudy with a 20 percent chance of showers. Lows in the lower 50s. Monday: Mostly cloudy with a 40 percent chance of showers. Highs in the upper 60s. Monday Night: Mostly cloudy. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 50s. Chance of precipitation 60 percent. Tuesday: Mostly cloudy with a 50 percent chance of showers. Highs in the lower 70s. Tuesday Night: Mostly cloudy with a 50 percent chance of showers. Lows in the mid 50s. Wednesday: Showers likely. Highs in the upper 60s. Chance of precipitation 60 percent. Wednesday Night: Mostly cloudy with a 50 percent chance of showers. Lows in the lower 50s. Thursday: Mostly cloudy with a 50 percent chance of showers. Highs in the mid 60s. | |
| Zone Forecast: Lake County | |
Visit your local NWS office at: https://www.weather.gov/lot |