This alert expired on 1 August 2026 at 00:00 UTC. It is kept here as a record.
It is the 4th strongest of the 8 detections recorded within 20 km of this point since 10 March 2026. The last comparable one was on 15 March 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 31 at 6:21PM CDT until July 31 at 7:00PM 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 · 8.5 km
- March 10, 2026 · score 32 · 22.7 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 39 out of 100, at 85 % 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) | 39 / 100 |
| Our confidence | 85% |
| Coordinates | 34.6630, -98.7414 |
| Nearest City | Lawton (33 km) |
| Population Exposed | 96.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-31T23:21:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Comanche, OK; Kiowa, OK; Tillman, OK; Garvin, OK; Grady, OK; McClain, OK; Hardeman, TX |
| Headline | Severe Thunderstorm Warning issued July 31 at 6:21PM CDT until July 31 at 7:00PM CDT by NWS Norman OK |
| Expires | 2026-07-31T19:00:00-05:00 |
| SenderName | NWS Norman OK |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.90490a5ff1efdb64a423a7b86781671473aa2b83.001.1","noaa_urn:oid:2.49.0.1.840.0.cf337b53bab605bb3beb0be5f21afeedf7897e8d.001.1","noaa_urn:oid:2.49.0.1.840.0.f80efccd515d67b05d8fe4c7ae9e58c8dcb4f0fc.001.1"] |
| Iem TypeSummary | G |
| Iem Magnitude | 68 |
| Iem Unit | MPH |
| Iem City | 4 ENE Odell |
| Iem County | Wilbarger |
| Iem State | TX |
| Iem Wfo | OUN |
| MergedSources | [{"id":"iem_G_34.370_-99.350_1785535800000","source":"iem","severity":"low","severityValue":25,"timestamp":1785535800000,"latitude":34.37,"longitude":-99.35}] |
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 39/100, near Lawton (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.