This alert expired on 6 August 2026 at 05:30 UTC. It is kept here as a record.
It is the 25th strongest of the 122 detections recorded within 20 km of this point since 15 March 2026. The last comparable one was on 31 July 2026. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 5 at 11:40PM CDT until August 6 at 12:30AM CDT by NWS Kansas City/Pleasant Hill MO
An estimated 1,646,223 people live within 50 km of this point.
Nearby, since 15 March 2026
- August 10, 2026 · score 52 · 2.4 km
- August 10, 2026 · score 52 · 7.8 km
- June 9, 2026 · score 52 · 15.0 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 46 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) | 46 / 100 |
| Our confidence | 81% |
| Coordinates | 38.7860, -94.7080 |
| Nearest City | Olathe (14 km) |
| Population Exposed | 1.6M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-06T04:40:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Johnson, KS; Miami, KS; Wyandotte, KS; Cass, MO; Clay, MO; Jackson, MO |
| Headline | Severe Thunderstorm Warning issued August 5 at 11:40PM CDT until August 6 at 12:30AM CDT by NWS Kansas City/Pleasant Hill MO |
| Expires | 2026-08-06T00:30:00-05:00 |
| 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 46/100, near Olathe (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.