This alert expired on 8 May 2026 at 21:30 UTC. It is kept here as a record.
It is the 4th strongest of the 31 detections recorded within 20 km of this point since 18 April 2026. Another comparable one was recorded here earlier the same day. 14 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 8 at 4:14PM CDT until May 8 at 4:30PM CDT by NWS Tulsa OK
An estimated 24,758 people live within 50 km of this point.
Nearby, since 18 April 2026
- July 11, 2026 · score 34 · 7.2 km
- June 2, 2026 · score 34 · 13.5 km
- June 14, 2026 · score 63 · 18.9 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 34 out of 100, at 90 % 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) | 34 / 100 |
| Our confidence | 90% |
| Coordinates | 36.5935, -96.6835 |
| Nearest City | Ponca City (39 km) |
| Population Exposed | 24.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-08T21:14:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.bc3f6d6ca4f9884dc7471cb70dd5cdc5 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Osage, OK; Pawnee, OK; Osage, OK |
| Headline | Severe Thunderstorm Warning issued May 8 at 4:14PM CDT until May 8 at 4:30PM CDT by NWS Tulsa OK |
| Expires | 2026-05-08T16:30:00-05:00 |
| SenderName | NWS Tulsa OK |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.bc3f6d6ca4f9884dc7471cb70dd5cdc5afdaa4ce.001.1","noaa_urn:oid:2.49.0.1.840.0.ef1c5ee3e6c312fea30f3db008c2117aca7408b5.001.1"] |
| Iem TypeSummary | H |
| Iem Magnitude | 1.5 |
| Iem Unit | Inch |
| Iem City | 4 S Kildare |
| Iem County | Kay |
| Iem State | OK |
| Iem Wfo | OUN |
| Iem Remark | Report from mPING: Ping Pong Ball (1.50 in.). |
| MergedSources | [{"id":"iem_H_36.700_-96.730_1778272200000","source":"iem","severity":"low","severityValue":25,"timestamp":1778272200000,"latitude":36.7,"longitude":-96.73},{"id":"iem_H_36.750_-97.050_1778269080000","source":"iem","severity":"low","severityValue":25,"timestamp":1778269080000,"latitude":36.75,"longitude":-97.05}] |
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 34/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.