Right now
The most recent data we hold from NOAA arrived 27 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
One other detection within 20 km in the last 24 hours, 20 km from here.
This alert expired on 10 May 2026 at 07:45 UTC. It is kept here as a record.
It is the 5th strongest of the 23 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 10 at 2:00AM CDT until May 10 at 2:45AM CDT by NWS Norman OK
An estimated 100,711 people live within 50 km of this point.
Nearby, since 15 March 2026
- June 11, 2026 · score 41 · 6.9 km
- May 10, 2026 · score 48 · 7.0 km
- June 12, 2026 · score 32 · 17.5 km
How we know
Confirmed by 8 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 91 % 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) | 43 / 100 |
| Our confidence | 91% |
| Coordinates | 35.4150, -98.0775 |
| Nearest City | El Reno (17 km) |
| Population Exposed | 100.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-10T07:00:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.d3f218642bcf12463d48feea6b89f98dccf31271.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Canadian, OK; Grady, OK |
| Headline | Severe Thunderstorm Warning issued May 10 at 2:00AM CDT until May 10 at 2:45AM CDT by NWS Norman OK |
| Expires | 2026-05-10T02:45:00-05:00 |
| SenderName | NWS Norman OK |
| HasExactCoords | true |
| Iem TypeSummary | H |
| Iem Magnitude | 1.25 |
| Iem Unit | Inch |
| Iem City | 1 NE Elgin |
| Iem County | Comanche |
| Iem State | OK |
| Iem Wfo | OUN |
| Iem Remark | Report from mPING: Half Dollar (1.25 in.). Time adjusted from radar. |
| MergedSources | [{"id":"iem_H_35.100_-98.750_1778375400000","source":"iem","severity":"low","severityValue":25,"timestamp":1778375400000,"latitude":35.1,"longitude":-98.75},{"id":"iem_H_34.830_-98.380_1778378880000","source":"iem","severity":"low","severityValue":25,"timestamp":1778378880000,"latitude":34.83,"longitude":-98.38},{"id":"iem_G_35.510_-98.780_1778375100000","source":"iem","severity":"low","severityValue":25,"timestamp":1778375100000,"latitude":35.51,"longitude":-98.78},{"id":"iem_H_34.790_-98.350_1778379000000","source":"iem","severity":"low","severityValue":25,"timestamp":1778379000000,"latitude":34.79,"longitude":-98.35},{"id":"iem_G_35.510_-98.780_1778375400000","source":"iem","severity":"low","severityValue":25,"timestamp":1778375400000,"latitude":35.51,"longitude":-98.78},{"id":"iem_H_35.100_-98.760_1778375400000","source":"iem","severity":"low","severityValue":25,"timestamp":1778375400000,"latitude":35.1,"longitude":-98.76},{"id":"iem_H_34.790_-98.280_1778379300000","source":"iem","severity":"low","severityValue":25,"timestamp":1778379300000,"latitude":34.79,"longitude":-98.28}] |
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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