This alert expired on 11 March 2026 at 00:45 UTC. It is kept here as a record.
It is the 9th strongest of the 28 detections recorded within 20 km of this point since 10 March 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued March 10 at 6:50PM CDT until March 10 at 7:45PM CDT by NWS Norman OK
An estimated 96,655 people live within 50 km of this point.
Nearby, since 10 March 2026
- August 29, 2026 · score 45 · 21.7 km
- July 31, 2026 · score 39 · 22.7 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 32 out of 100, at 77 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 32 / 100 |
| Our confidence | 77% |
| Coordinates | 34.7682, -98.5290 |
| Nearest City | Lawton (22 km) |
| Population Exposed | 96.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-10T23:50:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Garfield, OK; Grant, OK; Kingfisher, OK; Barber, KS; Harper, KS; Kingman, KS and 8 more areas |
| Headline | Severe Thunderstorm Warning issued March 10 at 6:50PM CDT until March 10 at 7:45PM CDT by NWS Norman OK |
| Expires | 2026-03-10T19:45:00-05:00 |
| SenderName | NWS Norman OK |
| HasExactCoords | true |
| MergedCount | 11 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.2a362639cd009fcac12de962a9658ae8f5700406.001.1","noaa_urn:oid:2.49.0.1.840.0.08f3609753c53f1a3414d1d7430b8b16727750ee.001.1","noaa_urn:oid:2.49.0.1.840.0.16588c4d5cd32727fa64bfc4bc50765dcc55d04a.001.1","noaa_urn:oid:2.49.0.1.840.0.b6d3eaab07e346eda6a45b3f27404d8ea3011cc9.001.1","noaa_urn:oid:2.49.0.1.840.0.cc1ba99397a2f78bdfa6b2b26157a4db42c09869.001.1","noaa_urn:oid:2.49.0.1.840.0.ccd711fba9f27ad2702b0d1c593238e35ecb5f76.001.1","noaa_urn:oid:2.49.0.1.840.0.e9a3be8ca5148c1de49537c26e71c498dad028fa.001.1","noaa_urn:oid:2.49.0.1.840.0.a6b4289ddff712cfccc4b1c18ea968864d919491.002.1","noaa_urn:oid:2.49.0.1.840.0.42e123a71c25aa9623406405b5faa18f8bfa5b38.001.1","noaa_urn:oid:2.49.0.1.840.0.80d9f8c654a080600230064c93d3c85c09ee1d02.001.1","noaa_urn:oid:2.49.0.1.840.0.23ace236dec0ae2a58fffc797cb56f0c6a581801.001.1"] |
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 10 February 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.
Calamity.live data shows a weather event with CalamityScore 32/100, near Lawton (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.