Charles Mound is a mountain in the Driftless in Illinois that rises to 1,235 ft and is the highest point in Illinois. Highest point in Illinois. It lies in Jo Daviess County, IL. It sits at approximately 42.504°N, 90.239°W. BloomWX gives an altitude-aware forecast: temperature and wind at the summit (not just the trailhead), the freezing level, sky cover for sunrise and dark-sky viewing, fire-weather and air-quality signals, and any active alerts. Data refreshes every 60 seconds from weather.gov, NOAA SWPC, and EPA AirNow.
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