| NWS Forecast for: Winnebago County Issued by: National Weather Service Chicago, IL Last Update: 146 PM CST Sun Jan 11 2026 | |
| Tonight: Mostly cloudy. Blustery. Near steady temperature in the upper 20s. Southwest winds 10 to 15 mph with gusts up to 30 mph. Monday: Mostly cloudy in the morning, then clearing. Highs in the lower 40s. Southwest winds around 10 mph. Monday Night: Mostly clear in the evening, then becoming mostly cloudy. Lows in the lower 30s. Southwest winds 5 to 10 mph, increasing to 10 to 15 mph after midnight. Tuesday: Mostly cloudy. A slight chance of rain. Highs in the upper 40s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 20 percent. Tuesday Night: Mostly cloudy. A slight chance of rain and snow after midnight. Lows in the upper 20s. West winds 10 to 15 mph. Chance of precipitation 20 percent. Wednesday: Mostly cloudy with a 50 percent chance of snow. Blustery with highs in the lower 30s. Wednesday Night: Mostly cloudy in the evening, then becoming partly cloudy. Blustery with lows around 10 above. Thursday: Mostly sunny in the morning, then partly cloudy with a slight chance of snow in the afternoon. Highs in the mid 20s. Chance of precipitation 20 percent. Thursday Night: Mostly cloudy with a 50 percent chance of snow. Near steady temperature in the lower 20s. Friday: Mostly cloudy with a 50 percent chance of snow. Highs in the lower 30s. Friday Night: Mostly cloudy. A chance of snow in the evening. Lows 10 to 15. Chance of precipitation 40 percent. Saturday: Mostly cloudy. Highs in the lower 20s. Saturday Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows around 10 above. Sunday: Partly cloudy in the morning, then becoming mostly cloudy. Highs in the lower 20s. | |
| Zone Forecast: Winnebago County | |
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