Right now
The most recent data we hold from NOAA arrived 26 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, 7 km from here.
This alert expired on 9 May 2026 at 00:30 UTC. It is kept here as a record.
It is the 3rd strongest of the 29 detections recorded within 20 km of this point since 24 April 2026. Another comparable one was recorded here earlier the same day. 8 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 8 at 7:10PM CDT until May 8 at 7:30PM CDT by NWS Norman OK
An estimated 980,088 people live within 50 km of this point.
Nearby, since 24 April 2026
- June 27, 2026 · score 52 · 20.5 km
- July 5, 2026 · score 52 · 25.7 km
How we know
Confirmed by 12 independent sources, including NOAA.
Our own score for this event is 48 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) | 48 / 100 |
| Our confidence | 91% |
| Coordinates | 35.0747, -97.2653 |
| Nearest City | Norman (23 km) |
| Population Exposed | 980.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-09T00:10:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.4eedaf8a4d4bcd74a4adda193695208d |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Cleveland, OK; McClain, OK; Pottawatomie, OK; Cotton, OK; Tillman, OK; Clay, TX; Wichita, TX; Cleveland, OK; Pottawatomie, OK and 5 more areas |
| Headline | Severe Thunderstorm Warning issued May 8 at 7:10PM CDT until May 8 at 7:30PM CDT by NWS Norman OK |
| Expires | 2026-05-08T19:30:00-05:00 |
| SenderName | NWS Norman OK |
| HasExactCoords | true |
| MergedCount | 8 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.4eedaf8a4d4bcd74a4adda193695208d7b7f6b96.001.1","noaa_urn:oid:2.49.0.1.840.0.a4f3cf7c74986776df59b74b9552553062344f67.001.1","noaa_urn:oid:2.49.0.1.840.0.8e50328d3f5a6d8975b8b39890adc7f07c303d11.001.1","noaa_urn:oid:2.49.0.1.840.0.814ebf52eb4c59dbab50189b9595270974d1a6d3.002.1","noaa_urn:oid:2.49.0.1.840.0.4e22254dd95509365fa555a66aed4979ed8fc24a.001.1","noaa_urn:oid:2.49.0.1.840.0.a48b731d3a33d9e6a6ccb1b05fdb7750ea66a8c1.001.1","noaa_urn:oid:2.49.0.1.840.0.3ffd5a61086067fbb36236cd4cefdc18c5309e04.001.1","noaa_urn:oid:2.49.0.1.840.0.209de229bd469e1f85949c4f5016b33f4d7af7a1.001.1"] |
| Iem TypeSummary | H |
| Iem Magnitude | 1 |
| Iem Unit | Inch |
| Iem City | 5 NE Verden |
| Iem County | Grady |
| Iem State | OK |
| Iem Wfo | OUN |
| MergedSources | [{"id":"iem_H_35.330_-97.550_1778282700000","source":"iem","severity":"low","severityValue":25,"timestamp":1778282700000,"latitude":35.33,"longitude":-97.55},{"id":"iem_H_35.370_-97.640_1778281620000","source":"iem","severity":"low","severityValue":25,"timestamp":1778281620000,"latitude":35.37,"longitude":-97.64},{"id":"iem_H_35.420_-97.720_1778280600000","source":"iem","severity":"low","severityValue":25,"timestamp":1778280600000,"latitude":35.42,"longitude":-97.72},{"id":"iem_H_35.300_-97.510_1778282700000","source":"iem","severity":"low","severityValue":25,"timestamp":1778282700000,"latitude":35.3,"longitude":-97.51},{"id":"iem_H_35.340_-97.540_1778282340000","source":"iem","severity":"low","severityValue":25,"timestamp":1778282340000,"latitude":35.34,"longitude":-97.54},{"id":"iem_H_35.080_-98.030_1778283840000","source":"iem","severity":"low","severityValue":25,"timestamp":1778283840000,"latitude":35.08,"longitude":-98.03},{"id":"iem_H_35.330_-97.510_1778282580000","source":"iem","severity":"low","severityValue":25,"timestamp":1778282580000,"latitude":35.33,"longitude":-97.51},{"id":"iem_H_35.420_-97.740_1778281560000","source":"iem","severity":"low","severityValue":25,"timestamp":1778281560000,"latitude":35.42,"longitude":-97.74},{"id":"iem_H_35.330_-97.590_1778282160000","source":"iem","severity":"low","severityValue":25,"timestamp":1778282160000,"latitude":35.33,"longitude":-97.59},{"id":"iem_H_35.150_-98.030_1778283300000","source":"iem","severity":"low","severityValue":25,"timestamp":1778283300000,"latitude":35.15,"longitude":-98.03},{"id":"iem_H_35.150_-98.030_1778283000000","source":"iem","severity":"low","severityValue":25,"timestamp":1778283000000,"latitude":35.15,"longitude":-98.03}] |
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 near Norman?
Calamity.live data shows a weather event with CalamityScore 48/100, near Norman (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.