Right now
The most recent data we hold from NOAA arrived 1 minute 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 29 May 2026 at 23:15 UTC. It is kept here as a record.
It is the 14th strongest of the 28 detections recorded within 20 km of this point since 17 April 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 5:59PM CDT until May 29 at 6:15PM CDT by NWS Norman OK
Nearby, since 17 April 2026
- June 4, 2026 · score 39 · 14.8 km
- August 6, 2026 · score 16 · 16.6 km
- June 22, 2026 · score 63 · 17.6 km
How we know
Confirmed by 4 independent sources, including NOAA.
Our own score for this event is 22 out of 100, at 67 % 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 | 67% |
| Coordinates | 36.8519, -97.9905 |
| Nearest City | Enid (51 km) |
| Impact Tier | minor |
| Date | 2026-05-29 — time not reported by the source |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.4466c9b55891d3dfb6ad64df065c7f4f |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Grant, OK; Barber, KS; Alfalfa, OK; Woods, OK |
| Headline | Severe Thunderstorm Warning issued May 29 at 5:59PM CDT until May 29 at 6:15PM CDT by NWS Norman OK |
| Expires | 2026-05-29T18:15:00-05:00 |
| SenderName | NWS Norman OK |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.4466c9b55891d3dfb6ad64df065c7f4f9fbac993.001.1","noaa_urn:oid:2.49.0.1.840.0.6544eaac1393d44092a75e2d09d523c6a8edf03c.001.1","noaa_urn:oid:2.49.0.1.840.0.0b1ae54cac34448f53bdbbb8603896d656fa880e.001.1","noaa_urn:oid:2.49.0.1.840.0.4aef8bd867a73bc38b3ac199fbdbdf9388527e90.001.1"] |
| Iem TypeSummary | H |
| Iem Magnitude | 1 |
| Iem Unit | Inch |
| Iem City | 4 S Drummond |
| Iem County | Garfield |
| Iem State | OK |
| Iem Wfo | OUN |
| MergedSources | [{"id":"iem_G_36.550_-97.830_1780093380000","source":"iem","severity":"low","severityValue":25,"timestamp":1780093380000,"latitude":36.55,"longitude":-97.83},{"id":"iem_G_36.390_-98.110_1780091400000","source":"iem","severity":"low","severityValue":25,"timestamp":1780091400000,"latitude":36.39,"longitude":-98.11},{"id":"iem_H_36.240_-98.030_1780090500000","source":"iem","severity":"low","severityValue":25,"timestamp":1780090500000,"latitude":36.24,"longitude":-98.03}] |
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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