Right now
The most recent data we hold from NOAA arrived 16 minutes 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 18 May 2026 at 04:15 UTC. It is kept here as a record.
It is the 13th strongest of the 40 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 17 at 10:26PM CDT until May 17 at 11:15PM CDT by NWS Wichita KS
Nearby, since 15 March 2026
- July 1, 2026 · score 22 · 15.2 km
- June 22, 2026 · score 34 · 22.9 km
How we know
Confirmed by 13 independent sources, including NOAA.
Our own score for this event is 22 out of 100, at 70 % 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) | 22 / 100 |
| Our confidence | 70% |
| Coordinates | 38.9425, -98.2288 |
| Nearest City | Salina (55 km) |
| Impact Tier | minor |
| Timestamp | 2026-05-18T03:26:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.0eb1dfcec1f2465c27ad9fa458c3331f |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Barton, KS; Russell, KS; Ottawa, KS |
| Headline | Severe Thunderstorm Warning issued May 17 at 10:26PM CDT until May 17 at 11:15PM CDT by NWS Wichita KS |
| Expires | 2026-05-17T23:15:00-05:00 |
| SenderName | NWS Wichita KS |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.0eb1dfcec1f2465c27ad9fa458c3331f1492819d.001.1","noaa_urn:oid:2.49.0.1.840.0.ecbf4a07bdd82a85be8caedf7b8863b6437055c3.001.1"] |
| Iem TypeSummary | G |
| Iem Magnitude | 58 |
| Iem Unit | MPH |
| Iem City | 3 SSE Delphos |
| Iem County | Ottawa |
| Iem State | KS |
| Iem Wfo | TOP |
| Iem Remark | personal weather station. |
| MergedSources | [{"id":"iem_H_39.160_-97.670_1779071700000","source":"iem","severity":"low","severityValue":25,"timestamp":1779071700000,"latitude":39.16,"longitude":-97.67},{"id":"iem_G_39.510_-98.310_1779058140000","source":"iem","severity":"low","severityValue":25,"timestamp":1779058140000,"latitude":39.51,"longitude":-98.31},{"id":"iem_G_39.350_-98.340_1779058500000","source":"iem","severity":"low","severityValue":25,"timestamp":1779058500000,"latitude":39.35,"longitude":-98.34},{"id":"iem_H_39.180_-97.850_1779065700000","source":"iem","severity":"low","severityValue":25,"timestamp":1779065700000,"latitude":39.18,"longitude":-97.85},{"id":"iem_H_39.470_-98.130_1779060900000","source":"iem","severity":"low","severityValue":25,"timestamp":1779060900000,"latitude":39.47,"longitude":-98.13},{"id":"iem_H_39.010_-97.880_1779071340000","source":"iem","severity":"low","severityValue":25,"timestamp":1779071340000,"latitude":39.01,"longitude":-97.88},{"id":"iem_C_38.810_-98.230_1779063300000","source":"iem","severity":"low","severityValue":25,"timestamp":1779063300000,"latitude":38.81,"longitude":-98.23},{"id":"iem_H_39.030_-98.130_1779068160000","source":"iem","severity":"low","severityValue":25,"timestamp":1779068160000,"latitude":39.03,"longitude":-98.13},{"id":"iem_F_39.120_-97.720_1779072480000","source":"iem","severity":"low","severityValue":25,"timestamp":1779072480000,"latitude":39.12,"longitude":-97.72},{"id":"iem_H_39.010_-97.960_1779067200000","source":"iem","severity":"low","severityValue":25,"timestamp":1779067200000,"latitude":39.01,"longitude":-97.96},{"id":"iem_G_39.500_-98.310_1779058140000","source":"iem","severity":"low","severityValue":25,"timestamp":1779058140000,"latitude":39.5,"longitude":-98.31},{"id":"iem_G_39.240_-97.740_1779066300000","source":"iem","severity":"low","severityValue":25,"timestamp":1779066300000,"latitude":39.24,"longitude":-97.74}] |
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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