Right now
The most recent data we hold from SPC arrived 3 hours ago, and this point is in it.
21 other detections within 20 km in the last 24 hours, the nearest 2 km from here.
Reported by SPC today.
It is the 33rd strongest of the 134 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 8 September 2026.
What the source measured
SPC reported: Wind UNK kt near 3 E Windsor Heights, Polk, IA. Received photo via social media of downed trees in neighborhood of Drake University. Time estimated from radar. (DMX)
An estimated 531,891 people live within 50 km of this point.
Nearby, since 16 March 2026
- September 9, 2026 · score 44 · 3.6 km
- September 9, 2026 · score 41 · 5.9 km
- September 8, 2026 · score 48 · 6.3 km
How we know
One source: SPC. Not yet confirmed by a second, independent source.
Our own score for this event is 41 out of 100, at 75 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 41 / 100 |
| Our confidence | 75% |
| Coordinates | 41.6000, -93.6600 |
| Nearest City | Des Moines (4 km) |
| Population Exposed | 531.9K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-09T00:15:00.000Z |
| Source | https://www.spc.noaa.gov/climo/reports/today.html |
Score Breakdown
Technical Details
| ReportType | wind |
| Speed | UNK |
| Location | 3 E Windsor Heights |
| County | Polk |
| State | IA |
| Comments | Received photo via social media of downed trees in neighborhood of Drake University. Time estimated from radar. (DMX) |
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 8 March 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.
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