Reported by SPC today.
It is the 3rd strongest of the 20 detections recorded within 20 km of this point since 15 March 2026. The last comparable one was on 7 August 2026.
What the source measured
SPC reported: Wind 59 kt near 1 SSE Forest City, Hancock, IA. Forest City AWOS reported a 51 kt gust at 3:35 AM. (DMX)
An estimated 27,366 people live within 50 km of this point.
Nearby, since 15 March 2026
- June 29, 2026 · score 28 · 16.1 km
How we know
Confirmed by 2 independent sources, including SPC.
Our own score for this event is 28 out of 100, at 81 % 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) | 28 / 100 |
| Our confidence | 81% |
| Coordinates | 43.2400, -93.6300 |
| Nearest City | Mason City (36 km) |
| Population Exposed | 27.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-02T08:35:00.000Z |
| Source | https://www.spc.noaa.gov/climo/reports/today.html |
Score Breakdown
Technical Details
| ReportType | wind |
| Speed | 59 |
| Location | 1 SSE Forest City |
| County | Hancock |
| State | IA |
| Comments | Forest City AWOS reported a 51 kt gust at 3:35 AM. (DMX) |
| Iem TypeSummary | G |
| Iem Magnitude | 59 |
| Iem Unit | MPH |
| Iem City | 1 SSE Forest City |
| Iem County | Hancock |
| Iem State | IA |
| Iem Wfo | DMX |
| Iem Remark | Forest City AWOS reported a 51 kt gust at 3:35 AM. |
| MergedSources | [{"id":"iem_G_43.240_-93.630_1788338100000","source":"iem","severity":"low","severityValue":25,"timestamp":1788338100000,"latitude":43.24,"longitude":-93.63}] |
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.
Want to know when something happens in this area?
Calamity.live data shows a weather event with CalamityScore 28/100 (United States), based on data from spc. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.