Right now
The most recent data we hold from NOAA arrived 15 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, <1 km from here.
This alert expired on 12 September 2026 at 17:01 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 2 April 2026. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 12 at 11:51AM CDT until September 12 at 12:00PM CDT by NWS Tulsa OK
An estimated 639,930 people live within 50 km of this point.
Nearby, since 2 April 2026
- June 24, 2026 · score 48 · 10.7 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 41 out of 100, at 81 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 41 / 100 |
| Our confidence | 81% |
| Coordinates | 36.0883, -96.2800 |
| Nearest City | Sand Springs (16 km) |
| Population Exposed | 639.9K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-12T16:51:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.9f78e9f2e935a7e31ab2d7ada9bbd1931ca22f42.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Creek, OK; Tulsa, OK |
| Headline | Severe Thunderstorm Warning issued September 12 at 11:51AM CDT until September 12 at 12:00PM CDT by NWS Tulsa OK |
| Expires | 2026-09-12T12:01:00-05:00 |
| SenderName | NWS Tulsa OK |
| HasExactCoords | true |
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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