Right now
The most recent data we hold from NOAA arrived 25 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 22 June 2026 at 09:15 UTC. It is kept here as a record.
It is the 6th strongest of the 21 detections recorded within 20 km of this point since 4 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 June 22 at 3:12AM CDT until June 22 at 4:15AM CDT by NWS Norman OK
Urban PEI: 238,583 within a heuristic 50 km radius; not unique people.
Nearby, since 4 April 2026
- May 8, 2026 · score 52 · 19.9 km
- September 12, 2026 · score 58 · 24.0 km
How we know
4 recorded sources include NOAA; independence is not established by this count.
Our own score for this event is 43 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
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) | 43 / 100 |
| Legacy data-support index | 0.90/1 |
| Coordinates | 35.2721, -96.9425 |
| Nearest City | Shawnee (7 km) |
| Urban exposure index (PEI) | 238.6K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-22T08:12:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.60def2ac34f2cc18bc2c7e46ec9480a3 |
Physical priority index · v1. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: noaa. Occurrence: 2026-06-22T08:12:00.000Z.
First archived: 2026-06-22T08:15:29.486Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Carter, OK; Coal, OK; Garvin, OK; Hughes, OK; Johnston, OK; Murray, OK; Pontotoc, OK; Seminole, OK; Carter, OK; Comanche, OK; Cotton, OK; Garvin, OK; Jefferson, OK; Murray, OK; Stephens, OK; Tillman, OK; Clay, TX; Wichita, TX; Creek, OK; Osage, OK; Pawnee, OK; Rogers, OK; Tulsa, OK; Washington, OK and 4 more areas |
| Headline | Severe Thunderstorm Warning issued June 22 at 3:12AM CDT until June 22 at 4:15AM CDT by NWS Norman OK |
| Expires | 2026-06-22T04:15:00-05:00 |
| SenderName | NWS Norman OK |
| HasExactCoords | true |
| MergedCount | 7 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.60def2ac34f2cc18bc2c7e46ec9480a3900b73cc.001.1","noaa_urn:oid:2.49.0.1.840.0.1cc13cf82575f602a45c98a454a5ec49e1855ee3.001.1","noaa_urn:oid:2.49.0.1.840.0.83abb24190a8680afad9075ec1602d73ac64fd18.001.1","noaa_urn:oid:2.49.0.1.840.0.0e1ec81d64abd599512fcba569a27e30525ea109.001.1","noaa_urn:oid:2.49.0.1.840.0.2440e216c571d5eb3e3031a86bb621f587378aca.001.1","noaa_urn:oid:2.49.0.1.840.0.8a6edc60b8e59f8a1ac76c47f99ccf4044064178.001.1","noaa_urn:oid:2.49.0.1.840.0.58310b1ec61cc47ee04fcaeccc80d735c3fca82f.001.1"] |
| Iem TypeSummary | G |
| Iem Magnitude | 60 |
| Iem Unit | MPH |
| Iem City | 2 NNW Shawnee |
| Iem County | Pottawatomie |
| Iem State | OK |
| Iem Wfo | OUN |
| MergedSources | [{"id":"iem_G_34.980_-97.520_1782113100000","source":"iem","severity":"low","severityValue":25,"timestamp":1782113100000,"latitude":34.98,"longitude":-97.52},{"id":"iem_G_34.980_-97.520_1782113400000","source":"iem","severity":"low","severityValue":25,"timestamp":1782113400000,"latitude":34.98,"longitude":-97.52},{"id":"iem_G_35.360_-96.930_1782113820000","source":"iem","severity":"low","severityValue":25,"timestamp":1782113820000,"latitude":35.36,"longitude":-96.93}] |
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.
Review the area, threshold and delivery channel in your account.
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