Right now
The most recent data we hold from NOAA arrived 2 hours ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 30 May 2026 at 03:00 UTC. It is kept here as a record.
It is the 5th strongest of the 12 detections recorded within 20 km of this point since 30 May 2026. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 29 at 9:36PM CDT until May 29 at 10:00PM CDT by NWS Wichita KS
An estimated 15,717 people live within 50 km of this point.
Nearby, since 30 May 2026
- June 21, 2026 · score 39 · 10.4 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 34 out of 100, at 83 % 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) | 34 / 100 |
| Our confidence | 83% |
| Coordinates | 38.2638, -98.4703 |
| Nearest City | Great Bend (27 km) |
| Population Exposed | 15.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-30T02:36:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.64b0ddc5e5e53460dcde0134a695751b |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Ellsworth, KS; Rice, KS; Stafford, KS |
| Headline | Severe Thunderstorm Warning issued May 29 at 9:36PM CDT until May 29 at 10:00PM CDT by NWS Wichita KS |
| Expires | 2026-05-29T22:00:00-05:00 |
| SenderName | NWS Wichita KS |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.64b0ddc5e5e53460dcde0134a695751bc3ef81e4.001.1","noaa_urn:oid:2.49.0.1.840.0.a8a9fd18c51e1c954f6230e63584e684996ceffa.001.1"] |
| Iem TypeSummary | H |
| Iem Magnitude | 1.5 |
| Iem Unit | Inch |
| Iem City | 7 NW Preston |
| Iem County | Stafford |
| Iem State | KS |
| Iem Wfo | DDC |
| Iem Remark | Ping pong ball sized hail reported along the Stafford and Pratt County line. |
| MergedSources | [{"id":"iem_H_37.830_-98.650_1780105680000","source":"iem","severity":"low","severityValue":25,"timestamp":1780105680000,"latitude":37.83,"longitude":-98.65}] |
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 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.
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