Reported by SPC 62 days ago.
It is the 12th strongest of the 41 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 28 June 2026. One more was recorded here in the fortnight before it.
What the source measured
SPC reported: Wind UNK kt near 2 SW Manchester, Delaware, IA. Gas station awning collapse. This awning was previously damaged from a storm some time ago. Other nearby trees and sheds not damaged. (DVN)
An estimated 37,330 people live within 50 km of this point.
Nearby, since 16 March 2026
- August 11, 2026 · score 67 · 9.6 km
- July 9, 2026 · score 43 · 21.3 km
How we know
One source: SPC. Not yet confirmed by a second, independent source.
Our own score for this event is 28 out of 100, at 76 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 28 / 100 |
| Our confidence | 76% |
| Coordinates | 42.4700, -91.4800 |
| Nearest City | Marion (50 km) |
| Population Exposed | 37.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-29T12:07:31.024Z |
| Source | https://www.spc.noaa.gov/climo/reports/today.html |
Score Breakdown
Technical Details
| ReportType | wind |
| Speed | UNK |
| Location | 2 SW Manchester |
| County | Delaware |
| State | IA |
| Comments | Gas station awning collapse. This awning was previously damaged from a storm some time ago. Other nearby trees and sheds not damaged. (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 28/100, near Marion (United States), based on data from spc. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.