| NWS Forecast for: McHenry County Issued by: National Weather Service Chicago, IL Last Update: 243 AM CST Tue Feb 10 2026 | |
| Today: Mostly cloudy. Breezy. Highs in the lower 40s. Northwest winds 10 to 15 mph with gusts up to 30 mph. Tonight: Partly cloudy. Lows in the mid 20s. Northwest winds around 10 mph. Wednesday: Partly cloudy in the morning, then clearing. Highs in the mid 30s. Northwest winds 5 to 10 mph. Wednesday Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 20s. Northwest winds around 5 mph in the evening, becoming light and variable. Thursday: Mostly cloudy. A slight chance of snow in the afternoon. Highs in the upper 30s. South winds around 5 mph. Chance of precipitation 20 percent. Thursday Night: Mostly cloudy with a slight chance of snow in the evening, then partly cloudy after midnight. Lows in the mid 20s. Chance of precipitation 20 percent. Friday: Mostly sunny. Highs in the mid 40s. Friday Night: Mostly clear. Lows in the upper 20s. Saturday: Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 40s. Saturday Night: Mostly cloudy. Lows in the lower 30s. Sunday: Partly cloudy. A chance of rain in the morning. Highs in the lower 40s. Chance of precipitation 30 percent. Sunday Night: Mostly clear. Lows in the upper 20s. Washingtons Birthday: Partly cloudy in the morning, then becoming mostly cloudy. Highs in the mid 40s. | |
| Zone Forecast: McHenry County | |
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