This alert expired on 24 June 2026 at 04:06 UTC. It is kept here as a record.
It is the 5th strongest of the 56 detections recorded within 20 km of this point since 15 March 2026. The last comparable one was on 23 June 2026. 5 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued June 23 at 10:56PM CDT until June 23 at 11:00PM CDT by NWS Springfield MO
An estimated 51,818 people live within 50 km of this point.
Nearby, since 15 March 2026
- June 8, 2026 · score 63 · 8.4 km
- March 15, 2026 · score 39 · 23.7 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 39 out of 100, at 80 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 39 / 100 |
| Our confidence | 80% |
| Coordinates | 36.9950, -94.4733 |
| Nearest City | Joplin (10 km) |
| Population Exposed | 51.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-24T03:56:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.6013893f7ecc948cdfca8a2f2e5b358c9415a1fa.001.1 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Jasper, MO; Newton, MO |
| Headline | Flash Flood Warning issued June 23 at 10:56PM CDT until June 23 at 11:00PM CDT by NWS Springfield MO |
| Expires | 2026-06-23T23:06:00-05:00 |
| SenderName | NWS Springfield MO |
| HasExactCoords | true |
Safety Information
During flooding: never walk, swim, or drive through floodwaters. Six inches of moving water can knock you down, and one foot of water can sweep away a vehicle. Move to higher ground if waters rise. After flooding, avoid contact with floodwater which may contain sewage, chemicals, or debris. Follow local emergency service guidance.
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 near Joplin?
Calamity.live data shows a weather event with CalamityScore 39/100, near Joplin (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.