| Event Category | Disaster |
| Event Group | Natural |
| Event Subgroup | Meteorological - Hydrological |
| Event Type | Storms and Severe Thunderstorms |
| Place | Windsor ON |
| Event Start Date | May 30, 1985 |
| Event End Date | May 30, 1985 |
| Comments | Windsor-Leamington ON, May 30, 1985. Golf-ball sized hailstones smashed greenhouses and flattened crops. |
| Fatalities | 5 |
| Injured / Infected | 0 |
| Evacuated | 0 |
| Estimated Total Cost | $16,390,000 |
| Federal DFAA Payments | $0 |
| Provincial DFAA Payments | $0 |
| Provincial Department Payments | Unknown |
| Municipal Costs | Unknown |
| OGD Costs | Unknown |
| Insurance Payments | $16,390,000 |
| NGO Payments | Unknown |
| Utility - People Affected | 0 |
| Magnitude | 0.0 |