https://hailhistory.org/hail/illinois/Days with hail reports in Illinois in the last 30 days, from NOAA and National Weather Service reports.en-ushttps://hailhistory.org/storm-reports/2026-09-15//storm-reports/2026-09-15/#2026-09-15Tue, 15 Sep 2026 23:00:00 +0000Places: Alta, Delavan.