Hail HistoryHome › Illinois › Rock Island County
Hail history for Rock Island County, IL
87 hail reports in Rock Island County since 2006 on 45 days. The largest stones measured 3 in (tea cup) on Jun 9, 2018.
Cities in Rock Island County
- Moline
67 hail days - Rock Island
64 hail days - East Moline
66 hail days - Silvis
61 hail days - Milan
57 hail days - Coal Valley
46 hail days
Recent hail in Rock Island County
| Date | Hail size | Where |
|---|---|---|
| Apr 2, 2026 | 1 in quarter | Coal Vly, Silvis Hgts, Silvis 6 hail reports |
One row per day: the largest hail reported in the county that day, the places and the number of reports.
Hail days in Rock Island County by year
When hail season peaks in Rock Island County
Damaging thunderstorm winds in Rock Island County
180 reports of damaging thunderstorm wind in Rock Island County since 2006, on 87 days. The strongest measured gust was 107 mph on Mar 12, 2006.
| Date | Strongest gust | Where |
|---|---|---|
| Aug 15, 2026 | damage reported | East Moline 1 wind report |
| Aug 12, 2026 | 70 mph, estimated | Moline, Coal Valley, Rock Island 7 wind reports |
| Aug 11, 2026 | damage reported | Cordova 1 wind report |
| Jun 17, 2026 | 69 mph, measured | Quad City Airport, Fruitland 3 wind reports |
| Jun 11, 2026 | 58 mph, estimated | Fruitland 1 wind report |
| May 4, 2026 | 60 mph, estimated | Hillsdale 1 wind report |
| Aug 18, 2025 | 60 mph, estimated | Coal Vly, Silvis Hgts 2 wind reports |
| Aug 15, 2025 | 64 mph, estimated | Moline 1 wind report |
| Aug 10, 2025 | 70 mph, estimated | Andalusia 1 wind report |
| Jul 29, 2025 | 70 mph, estimated | Silvis, Quad City Airport 2 wind reports |
Severe thunderstorm wind means gusts of 58 mph or more, or wind that caused damage. Measured gusts come from weather stations; estimated ones from spotters and damage surveys.
Filing a roof or car hail claim?
Insurers ask for the date of loss. The dates on this page are when hail was reported near Rock Island County; hail can hit one street and miss the next, so a report is not proof of damage at your address. A licensed roofer or your insurance adjuster can inspect the roof. Many policies set a time limit for filing a claim — check yours.
Data: NOAA NCEI Storm Events Database (final records through Jun 30, 2026) and National Weather Service Local Storm Reports (preliminary, since then).