Weather World
Katz Park, IL 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Katz Park, IL Weather Forecast
Katz Park, IL Weather Forecast Date: 1056 PM CDT Wed Sep 30 2026
The area/counties/county of: De Kalb, including the cities of: Dekalb and Sycamore.or toggle through each period.
Rest of Tonight... Showers. Near steady temperature in the lower 60s. South winds around 5 mph. Chance of precipitation 90%.
Thursday... Showers with a slight chance of thunderstorms. Highs around 70. Southwest winds 5 to 10 mph, becoming northwest in the afternoon. Chance of precipitation 90%.
Thursday Night... Mostly cloudy. Showers likely early in the evening, then a chance of showers in the late evening and early morning. A slight chance of showers late. Less humid with lows in the lower 50s. North winds 5 to 10 mph. Chance of precipitation 70%.
Friday... Mostly sunny. Highs in the mid 60s. North winds 5 to 10 mph.
Friday Night... Clear. Lows in the lower 40s. Northeast winds around 5 mph.
Saturday... Sunny. Highs in the mid 60s.
Saturday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s.
Sunday... Mostly sunny. Highs around 70.
Sunday Night... Mostly clear. Lows in the lower 40s.
Monday... Sunny. Highs in the mid 60s.
Monday Night... Clear. Lows around 40.
Tuesday... Mostly sunny. Highs in the mid 60s.
Tuesday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s.
POP = Probability of Precipitation
Katz Park Radar Loop
Use the map search tool if you want to place a location marker on the radar map...