| NWS Forecast for: Grundy County Issued by: National Weather Service Chicago, IL Last Update: 256 AM CDT Thu Jul 3 2025 | |
Today: Mostly sunny in the morning, then becoming partly cloudy. A slight chance of showers and thunderstorms late in the afternoon. Highs in the lower 90s. West winds around 5 mph. Chance of precipitation 20 percent. Tonight: Decreasing clouds. A slight chance of showers and thunderstorms in the evening. Lows in the upper 60s. South winds around 5 mph. Chance of precipitation 20 percent. Independence Day: Partly cloudy through mid afternoon, then becoming mostly sunny. Highs in the lower 90s. Southwest winds 5 to 10 mph. Friday Night: Decreasing clouds. Lows in the lower 70s. South winds around 5 mph. Saturday: Increasing clouds. Highs in the mid 90s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Saturday Night: Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of precipitation 20 percent. Sunday: Mostly cloudy with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of precipitation 50 percent. Sunday Night: Partly cloudy. A chance of showers and thunderstorms, mainly in the evening. Lows in the mid 60s. Chance of precipitation 30 percent. Monday: Partly cloudy. Highs in the mid 80s. Monday Night: Partly cloudy. Lows in the mid 60s. Tuesday: Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 80s. Tuesday Night: A chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows in the upper 60s. Chance of precipitation 40 percent. Wednesday: Partly cloudy with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of precipitation 40 percent. | |
| Zone Forecast: Grundy County | |
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