| NWS Forecast for: Lake County Issued by: National Weather Service Chicago, IL Last Update: 208 PM CDT Mon May 25 2026 | |
| Tonight: Clear. Lows in the lower 60s. South winds 5 to 10 mph. Tuesday: Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 80s inland, but only in the upper 70s near the lake. Southwest winds 5 to 10 mph. Tuesday Night: Mostly cloudy in the evening, then clearing. Lows in the lower 60s. South winds around 5 mph, becoming west after midnight. Wednesday: Partly cloudy in the morning, then becoming mostly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 70s inland, but only in the upper 60s near the lake. Northeast winds 5 to 10 mph. Chance of precipitation 20 percent. Wednesday Night: Partly cloudy in the evening, then clearing. A slight chance of showers and thunderstorms in the evening. Lows in the lower 50s. Northeast winds 10 to 15 mph. Chance of precipitation 20 percent. Thursday: Mostly sunny. Highs around 70 inland, but only in the mid 60s near the lake. Thursday Night: Mostly clear. Lows around 50. Friday: Mostly sunny. Highs in the upper 70s inland, but only in the upper 60s near the lake. Friday Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. Saturday: Mostly sunny. Highs in the lower 70s inland, but only in the lower 60s near the lake. Saturday Night: Mostly clear. Lows in the lower 50s. Sunday: Mostly sunny. Highs in the lower 70s inland, but only in the mid 60s near the lake. Sunday Night: Mostly clear. Lows in the lower 50s. Monday: Mostly sunny. Highs in the upper 70s inland, but only in the upper 60s near the lake. | |
| Zone Forecast: Lake County | |
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