Reported by SPC 173 days ago.
No stronger detection stands among the 36 recorded within 20 km of this point since 10 March 2026 — one other scored the same. The last comparable one was on 10 March 2026. 2 more were recorded here in the fortnight before it.
What the source measured
SPC reported: Hail 150 in near 1 SE Hanover, Jo Daviess, IL. (DVN)
An estimated 84,863 people live within 50 km of this point.
Nearby, since 10 March 2026
- March 10, 2026 · score 39 · 0.0 km
- July 3, 2026 · score 39 · 4.7 km
- July 3, 2026 · score 39 · 7.9 km
How we know
One source: SPC. Not yet confirmed by a second, independent source.
Our own score for this event is 45 out of 100, at 68 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | high |
| Calamity Score (ours) | 45 / 100 |
| Our confidence | 68% |
| Coordinates | 42.2500, -90.2700 |
| Nearest City | Dubuque (42 km) |
| Population Exposed | 84.9K within 50 km |
| Impact Tier | severe |
| Date | 2026-03-11 — time not reported by the source |
| Source | https://www.spc.noaa.gov/climo/reports/today.html |
Score Breakdown
Technical Details
| ReportType | hail |
| Speed | 150 |
| Location | 1 SE Hanover |
| County | Jo Daviess |
| State | IL |
| Comments | (DVN) |
Safety Information
Always follow official guidance from your local emergency management agency. This platform provides scientific monitoring data and is not a substitute for official warnings. If you are in immediate danger, contact your local emergency number.
Series begins 10 February 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Calamity.live data shows a weather event with CalamityScore 45/100, near Dubuque (United States), based on data from spc. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.