Right now
The most recent data we hold from SPC arrived 27 minutes ago, and this point is in it.
10 other detections within 20 km in the last 24 hours, the nearest <1 km from here.
Reported by SPC today.
It is the 4th strongest of the 41 detections recorded within 20 km of this point since 13 April 2026. Another comparable one was recorded here earlier the same day.
What the source measured
SPC reported: Wind 60 kt near 5 NNE Delmont, Douglas, SD. Personal weather station reported a 60 mph wind gust. (FSD)
An estimated 15,669 people live within 50 km of this point.
Nearby, since 13 April 2026
- September 5, 2026 · score 28 · 25.2 km
How we know
Confirmed by 2 independent sources, including SPC.
Our own score for this event is 28 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) | 28 / 100 |
| Our confidence | 75% |
| Coordinates | 43.3400, -98.1400 |
| Nearest City | Mitchell (42 km) |
| Population Exposed | 15.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-08T04:34:00.000Z |
| Source | https://www.spc.noaa.gov/climo/reports/today.html |
Score Breakdown
Technical Details
| ReportType | wind |
| Speed | 60 |
| Location | 5 NNE Delmont |
| County | Douglas |
| State | SD |
| Comments | Personal weather station reported a 60 mph wind gust. (FSD) |
| Iem TypeSummary | G |
| Iem Magnitude | 50 |
| Iem Unit | MPH |
| Iem City | 7 SSE Clayton |
| Iem County | Hutchinson |
| Iem State | SD |
| Iem Wfo | FSD |
| Iem Remark | Personal weather station reported a 50 mph wind gust. |
| MergedSources | [{"id":"iem_G_43.490_-97.830_1788844980000","source":"iem","severity":"low","severityValue":25,"timestamp":1788844980000,"latitude":43.49,"longitude":-97.83},{"id":"iem_G_43.380_-97.580_1788844080000","source":"iem","severity":"low","severityValue":25,"timestamp":1788844080000,"latitude":43.38,"longitude":-97.58},{"id":"iem_G_43.380_-98.000_1788844320000","source":"iem","severity":"low","severityValue":25,"timestamp":1788844320000,"latitude":43.38,"longitude":-98},{"id":"iem_G_43.340_-98.140_1788842040000","source":"iem","severity":"low","severityValue":25,"timestamp":1788842040000,"latitude":43.34,"longitude":-98.14},{"id":"iem_G_43.350_-97.600_1788843720000","source":"iem","severity":"low","severityValue":25,"timestamp":1788843720000,"latitude":43.35,"longitude":-97.6}] |
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.