Right now
The most recent data we hold from SPC arrived 69 minutes ago, and this point is in it.
3 other detections within 20 km in the last 24 hours, the nearest <1 km from here.
Reported by SPC today.
No stronger detection stands among the 6 recorded within 20 km of this point since 17 May 2026 — 4 others scored the same. The last comparable one was on 28 June 2026.
What the source measured
SPC reported: Wind 63 kt near 4 ENE Platte, Charles Mix, SD. Personal weather station reported a 63 mph wind gust. (FSD)
How we know
Confirmed by 2 independent sources, including SPC.
Our own score for this event is 16 out of 100, at 54 % 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) | 16 / 100 |
| Our confidence | 54% |
| Coordinates | 43.4000, -98.7700 |
| Nearest City | Mitchell (69 km) |
| Impact Tier | minor |
| Timestamp | 2026-09-08T04:24:00.000Z |
| Source | https://www.spc.noaa.gov/climo/reports/today.html |
Score Breakdown
Technical Details
| ReportType | wind |
| Speed | 63 |
| Location | 4 ENE Platte |
| County | Charles Mix |
| State | SD |
| Comments | Personal weather station reported a 63 mph wind gust. (FSD) |
| Iem TypeSummary | G |
| Iem Magnitude | 63 |
| Iem Unit | MPH |
| Iem City | 4 ENE Platte |
| Iem County | Charles Mix |
| Iem State | SD |
| Iem Wfo | FSD |
| Iem Remark | Personal weather station reported a 63 mph wind gust. |
| MergedSources | [{"id":"iem_G_43.270_-98.710_1788840600000","source":"iem","severity":"low","severityValue":25,"timestamp":1788840600000,"latitude":43.27,"longitude":-98.71},{"id":"iem_G_43.400_-98.770_1788841440000","source":"iem","severity":"low","severityValue":25,"timestamp":1788841440000,"latitude":43.4,"longitude":-98.77}] |
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 16/100 (United States), based on data from spc. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.