| NWS Forecast for: De Kalb County Issued by: National Weather Service Chicago, IL Last Update: 827 PM CDT Thu Apr 30 2026 | |
| Rest Of Tonight: Mostly cloudy. Numerous showers early in the evening, then scattered showers late in the evening. Isolated showers after midnight. Lows in the upper 30s. North winds 5 to 10 mph. Chance of precipitation 70 percent. Friday: Partly cloudy in the morning, then becoming mostly cloudy. Isolated showers in the afternoon. Highs in the lower 50s. North winds 5 to 10 mph. Chance of precipitation 20 percent. Friday Night: Partly cloudy. Areas of frost after midnight. Lows in the mid 30s. East winds around 5 mph, becoming southwest after midnight. Saturday: Partly cloudy. Areas of frost in the morning. Highs in the mid 50s. Northwest winds 5 to 10 mph. Saturday Night: Partly cloudy. Lows in the upper 30s. Southwest winds 5 to 10 mph. Sunday: Mostly cloudy and breezy. Highs in the mid 60s. Sunday Night: Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the upper 40s. Chance of precipitation 30 percent. Monday: Partly cloudy with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Breezy with highs in the lower 70s. Chance of precipitation 20 percent. Monday Night: Partly cloudy with a chance of showers. Lows in the upper 40s. Chance of precipitation 40 percent. Tuesday: Mostly cloudy. A chance of showers in the afternoon. Highs in the lower 60s. Chance of precipitation 50 percent. Tuesday Night: Mostly cloudy with a chance of showers. Lows in the lower 40s. Chance of precipitation 50 percent. Wednesday: Mostly cloudy. A chance of showers in the afternoon. Highs in the upper 50s. Chance of precipitation 30 percent. Wednesday Night: Mostly cloudy. Lows in the upper 30s. Thursday: Partly cloudy. Highs in the upper 50s. | |
| Zone Forecast: De Kalb County | |
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