| NWS Forecast for: De Kalb County Issued by: National Weather Service Northern Indiana Last Update: 159 AM EDT Tue Jun 30 2026 |  |
Rest Of Tonight: Mostly clear. Near steady temperature in the mid 70s. South winds around 5 mph. Tuesday: Mostly sunny. Hot with highs in the mid 90s. Southwest winds 10 to 15 mph. Heat index values up to 104. Tuesday Night: Clear with lows in the mid 70s. Southwest winds 10 to 15 mph, diminishing to around 5 mph after midnight. Wednesday: Sunny, hot with highs in the mid 90s. Southwest winds 5 to 10 mph. Gusts up to 20 mph in the afternoon. Heat index values up to 103. Wednesday Night: Clear with lows in the lower 70s. Southwest winds 5 to 10 mph. Gusts up to 20 mph in the evening. Thursday: Sunny, hot with highs in the mid 90s. Heat index values up to 105. Thursday Night: Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20 percent. Friday: Mostly sunny with a chance of showers with a slight chance of thunderstorms in the morning, then partly cloudy with showers likely with a chance of thunderstorms in the afternoon. Hot with highs in the lower 90s. Chance of rain 70 percent. Heat index values up to 100. Friday Night: Partly cloudy with a chance of thunderstorms. Showers likely, mainly in the evening. Lows around 70. Chance of rain 70 percent. Independence Day: Mostly sunny in the morning, then becoming partly cloudy. A chance of showers and thunderstorms. Hot with highs around 90. Chance of rain 50 percent. Heat index values in the mid 90s. Saturday Night: Mostly clear with a chance of showers and thunderstorms. Lows in the upper 60s. Chance of rain 50 percent. Sunday: Mostly sunny in the morning, then becoming partly cloudy. A chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 50 percent. Sunday Night: Partly cloudy with a chance of showers and thunderstorms. Lows in the mid 60s. Chance of rain 50 percent. Monday: Partly cloudy with a slight chance of showers and thunderstorms in the morning, then mostly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 30 percent. | |
| Zone Forecast: De Kalb County | |
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