Right now
The most recent data we hold from NOAA arrived 6 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
2 other detections within 20 km in the last 24 hours, the nearest 8 km from here.
This alert expired on 10 September 2026 at 01:00 UTC. It is kept here as a record.
It is the 13th strongest of the 56 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 9 September 2026. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 9 at 7:11PM CDT until September 9 at 8:00PM CDT by NWS Springfield MO
An estimated 21,516 people live within 50 km of this point.
Nearby, since 16 March 2026
- September 9, 2026 · score 28 · 8.0 km
- July 9, 2026 · score 34 · 10.7 km
- September 10, 2026 · score 28 · 13.9 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 28 out of 100, at 91 % 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 | 91% |
| Coordinates | 38.3567, -93.2933 |
| Nearest City | Sedalia (39 km) |
| Population Exposed | 21.5K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-10T00:11:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.12abae22208e30dda7f5026db424be7adf99c7d1.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Benton, MO |
| Headline | Severe Thunderstorm Warning issued September 9 at 7:11PM CDT until September 9 at 8:00PM CDT by NWS Springfield MO |
| Expires | 2026-09-09T20:00:00-05:00 |
| SenderName | NWS Springfield MO |
| HasExactCoords | true |
| Spc ReportType | wind |
| Spc Speed | UNK |
| Spc Location | 1 ESE Clinton |
| Spc County | Henry |
| Spc State | MO |
| Spc Comments | Reports of trees and limbs down in Clinton. Time estimated from radar. (EAX) |
| Iem TypeSummary | D |
| Iem City | Clinton |
| Iem County | Henry |
| Iem State | MO |
| Iem Wfo | EAX |
| Iem Remark | Large tree limb snapped in Clinton. Time estimated from radar. |
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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