This alert expired on 11 March 2026 at 00:30 UTC. It is kept here as a record.
It is the 3rd strongest of the 57 detections recorded within 20 km of this point since 10 March 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued March 10 at 6:56PM CDT until March 10 at 7:30PM CDT by NWS Kansas City/Pleasant Hill MO
An estimated 1,154,583 people live within 50 km of this point.
Nearby, since 10 March 2026
- March 11, 2026 · score 76 · 10.8 km
- June 14, 2026 · score 76 · 17.1 km
- July 31, 2026 · score 37 · 17.6 km
How we know
Confirmed by 31 independent sources, including NOAA.
Our own score for this event is 58 out of 100, at 87 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | high |
| Calamity Score (ours) | 58 / 100 |
| Our confidence | 87% |
| Coordinates | 39.3643, -94.3435 |
| Nearest City | Liberty (14 km) |
| Population Exposed | 1.2M within 50 km |
| Impact Tier | severe |
| Timestamp | 2026-03-10T23:56:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Caldwell, MO; Clinton, MO; Ray, MO; Wyandotte, KS; Clay, MO; Jackson, MO; Platte, MO; Caldwell, MO; Clay, MO; Clinton, MO; Ray, MO |
| Headline | Severe Thunderstorm Warning issued March 10 at 6:56PM CDT until March 10 at 7:30PM CDT by NWS Kansas City/Pleasant Hill MO |
| Expires | 2026-03-10T19:30:00-05:00 |
| SenderName | NWS Kansas City/Pleasant Hill MO |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.813e2280940d8ef6efb985a672e072b03fa25eff.001.1","noaa_urn:oid:2.49.0.1.840.0.184f987722535d5cf5c89e4cf91e2c279b4df0b3.002.1","noaa_urn:oid:2.49.0.1.840.0.aa652ee5cb61a6cdd825a0bb74866d00c9a4a680.001.1"] |
| Spc ReportType | hail |
| Spc Speed | 125 |
| Spc Location | 4 N Pleasant Valley |
| Spc County | Clay |
| Spc State | MO |
| Spc Comments | Report from mPING: Half Dollar (1.25 in.). (EAX) |
| Iem TypeSummary | H |
| Iem Magnitude | 1 |
| Iem Unit | Inch |
| Iem City | 3 W Bonner Springs |
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 10 February 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.
Calamity.live data shows a weather event with CalamityScore 58/100, near Liberty (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.