This alert expired on 10 July 2026 at 10:30 UTC. It is kept here as a record.
It is the 3rd strongest of the 93 detections recorded within 20 km of this point since 10 March 2026. The last comparable one was on 21 June 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 10 at 4:42AM CDT until July 10 at 5:30AM CDT by NWS Kansas City/Pleasant Hill MO
An estimated 1,611,297 people live within 50 km of this point.
Nearby, since 10 March 2026
- July 31, 2026 · score 46 · 2.0 km
- March 10, 2026 · score 52 · 2.2 km
- June 21, 2026 · score 52 · 4.9 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 52 out of 100, at 81 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 52 / 100 |
| Our confidence | 81% |
| Coordinates | 39.0067, -94.9380 |
| Nearest City | Olathe (17 km) |
| Population Exposed | 1.6M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-10T09:42:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Johnson, KS; Leavenworth, KS; Miami, KS; Wyandotte, KS; Cass, MO; Clay, MO; Jackson, MO |
| Headline | Severe Thunderstorm Warning issued July 10 at 4:42AM CDT until July 10 at 5:30AM CDT by NWS Kansas City/Pleasant Hill MO |
| Expires | 2026-07-10T05:30:00-05:00 |
| SenderName | NWS Kansas City/Pleasant Hill MO |
| HasExactCoords | true |
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 52/100, near Olathe (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.