Right now
The most recent data we hold from NOAA arrived 6 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 10 May 2026 at 06:30 UTC. It is kept here as a record.
It is the 6th strongest of the 21 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. 5 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 10 at 12:59AM CDT until May 10 at 1:30AM CDT by NWS Norman OK
An estimated 81,122 people live within 50 km of this point.
Nearby, since 15 March 2026
- September 4, 2026 · score 32 · 6.0 km
- June 12, 2026 · score 32 · 6.4 km
- June 12, 2026 · score 32 · 12.3 km
How we know
Confirmed by 14 independent sources, including NOAA.
Our own score for this event is 39 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) | 39 / 100 |
| Our confidence | 91% |
| Coordinates | 35.2680, -98.1480 |
| Nearest City | Chickasha (31 km) |
| Population Exposed | 81.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-10T05:59:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.9427eda82d7217473149bbcd3833d7a28087730f.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Caddo, OK; Canadian, OK; Grady, OK |
| Headline | Severe Thunderstorm Warning issued May 10 at 12:59AM CDT until May 10 at 1:30AM CDT by NWS Norman OK |
| Expires | 2026-05-10T01:30:00-05:00 |
| 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_G_35.480_-98.480_1778372400000","source":"iem","severity":"low","severityValue":25,"timestamp":1778372400000,"latitude":35.48,"longitude":-98.48},{"id":"iem_H_35.170_-98.920_1778373420000","source":"iem","severity":"low","severityValue":25,"timestamp":1778373420000,"latitude":35.17,"longitude":-98.92},{"id":"iem_H_35.100_-98.750_1778375400000","source":"iem","severity":"low","severityValue":25,"timestamp":1778375400000,"latitude":35.1,"longitude":-98.75},{"id":"iem_D_34.720_-98.280_1778379480000","source":"iem","severity":"low","severityValue":25,"timestamp":1778379480000,"latitude":34.72,"longitude":-98.28},{"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_1778371200000","source":"iem","severity":"low","severityValue":25,"timestamp":1778371200000,"latitude":35.51,"longitude":-98.78},{"id":"iem_G_35.510_-98.780_1778375100000","source":"iem","severity":"low","severityValue":25,"timestamp":1778375100000,"latitude":35.51,"longitude":-98.78},{"id":"iem_D_34.650_-98.190_1778380500000","source":"iem","severity":"low","severityValue":25,"timestamp":1778380500000,"latitude":34.65,"longitude":-98.19},{"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_G_34.660_-98.170_1778380560000","source":"iem","severity":"low","severityValue":25,"timestamp":1778380560000,"latitude":34.66,"longitude":-98.17},{"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.
Want to know when something happens in this area?
Calamity.live data shows a weather event with CalamityScore 39/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.