This alert expired on 11 June 2026 at 03:45 UTC. It is kept here as a record.
No stronger detection stands among the 55 recorded within 20 km of this point since 23 April 2026 — one other scored the same. Another comparable one was recorded here earlier the same day. 12 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Tornado Warning issued June 10 at 10:19PM CDT until June 10 at 10:45PM CDT by NWS Topeka KS
An estimated 19,216 people live within 50 km of this point.
Nearby, since 23 April 2026
- June 13, 2026 · score 28 · 17.5 km
- June 9, 2026 · score 34 · 17.6 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 58 out of 100, at 80 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | critical |
| Calamity Score (ours) | 58 / 100 |
| Our confidence | 80% |
| Coordinates | 38.2697, -97.0962 |
| Nearest City | Newton (33 km) |
| Population Exposed | 19.2K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-11T03:19:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Tornado Warning_noaa_urn:oid:2.49.0.1.840.0.2201d730a040af60b8a4758ef13ca247 |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Lyon, KS; McPherson, KS; Reno, KS; Rice, KS |
| Headline | Tornado Warning issued June 10 at 10:19PM CDT until June 10 at 10:45PM CDT by NWS Topeka KS |
| Expires | 2026-06-10T22:45:00-05:00 |
| SenderName | NWS Topeka KS |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.2201d730a040af60b8a4758ef13ca2475f6de9d1.001.1","noaa_urn:oid:2.49.0.1.840.0.0a3194ff5d5fe089de47b3a8acbc781cf166f5cd.001.1"] |
Safety Information
If a tornado warning is issued: go to a basement or an interior room on the lowest floor, away from windows. A vehicle and a mobile home are not shelter. Cover your head and neck. Wait for the official all-clear before going outside, and watch for downed power lines and gas leaks afterwards.
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.
Want to know when something happens near Newton?
Calamity.live data shows a weather event with CalamityScore 58/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 187 scientific monitoring sources.