Right now
The most recent data we hold from NOAA arrived 2 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 9 May 2026 at 01:00 UTC. It is kept here as a record.
It is the 4th strongest of the 21 detections recorded within 20 km of this point since 24 April 2026. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 8 at 7:52PM CDT until May 8 at 8:00PM CDT by NWS Norman OK
An estimated 48,589 people live within 50 km of this point.
Nearby, since 24 April 2026
- June 22, 2026 · score 58 · 12.9 km
How we know
Confirmed by 7 independent sources, including NOAA.
Our own score for this event is 34 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) | 34 / 100 |
| Our confidence | 91% |
| Coordinates | 35.0535, -96.8496 |
| Nearest City | Shawnee (32 km) |
| Population Exposed | 48.6K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-09T00:52:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.88454e14858232834300dff7aefb10cf |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Garvin, OK; McClain, OK; Comanche, OK; Cotton, OK; Grady, OK; Stephens, OK; Cleveland, OK; Garvin, OK; McClain, OK; Pottawatomie, OK and 5 more areas |
| Headline | Severe Thunderstorm Warning issued May 8 at 7:52PM CDT until May 8 at 8:00PM CDT by NWS Norman OK |
| Expires | 2026-05-08T20:00:00-05:00 |
| SenderName | NWS Norman OK |
| HasExactCoords | true |
| MergedCount | 8 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.88454e14858232834300dff7aefb10cf01420189.002.1","noaa_urn:oid:2.49.0.1.840.0.bd0ee14a2618e652e6467a29d927457c2fe29113.001.1","noaa_urn:oid:2.49.0.1.840.0.d64f2108abd35d016b77333c938214b4cc289821.001.1","noaa_urn:oid:2.49.0.1.840.0.394c7938b81af5293271ca54aed03272b3bc46f8.001.1","noaa_urn:oid:2.49.0.1.840.0.1744fca8250ef7918c4649459dee7ae571b1ba99.002.1","noaa_urn:oid:2.49.0.1.840.0.bc6491829086331e80698992a66c1b83591065b5.001.1","noaa_urn:oid:2.49.0.1.840.0.5297f906342035d8f6ce0a494107587d3db74e55.001.1","noaa_urn:oid:2.49.0.1.840.0.a940de4a4e593cd63333bd3ab1c4e8799aca0d42.001.1"] |
| Iem TypeSummary | H |
| Iem Magnitude | 2.5 |
| Iem Unit | Inch |
| Iem City | 5 SW Etowah |
| Iem County | Cleveland |
| Iem State | OK |
| Iem Wfo | OUN |
| MergedSources | [{"id":"iem_H_35.120_-97.230_1778284860000","source":"iem","severity":"low","severityValue":25,"timestamp":1778284860000,"latitude":35.12,"longitude":-97.23},{"id":"iem_H_35.110_-97.220_1778284920000","source":"iem","severity":"low","severityValue":25,"timestamp":1778284920000,"latitude":35.11,"longitude":-97.22},{"id":"iem_H_35.100_-97.210_1778284920000","source":"iem","severity":"low","severityValue":25,"timestamp":1778284920000,"latitude":35.1,"longitude":-97.21},{"id":"iem_H_35.130_-97.170_1778284980000","source":"iem","severity":"low","severityValue":25,"timestamp":1778284980000,"latitude":35.13,"longitude":-97.17},{"id":"iem_H_35.110_-97.220_1778284980000","source":"iem","severity":"low","severityValue":25,"timestamp":1778284980000,"latitude":35.11,"longitude":-97.22},{"id":"iem_H_35.090_-97.230_1778285100000","source":"iem","severity":"low","severityValue":25,"timestamp":1778285100000,"latitude":35.09,"longitude":-97.23}] |
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 34/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.