This alert expired on 9 May 2026 at 03:15 UTC. It is kept here as a record.
It is the 3rd strongest of the 10 detections recorded within 20 km of this point since 16 April 2026. The last comparable one was on 16 April 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 8 at 9:29PM CDT until May 8 at 10:15PM CDT by NWS Little Rock AR
An estimated 111,275 people live within 50 km of this point.
Nearby, since 16 April 2026
- June 22, 2026 · score 46 · 20.0 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 85 % 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) | 43 / 100 |
| Our confidence | 85% |
| Coordinates | 35.2900, -93.9027 |
| Nearest City | Van Buren (44 km) |
| Population Exposed | 111.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-09T02:29:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.58193748407582177c04ad6482178f27 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Johnson, AR; Logan, AR; Scott, AR; Yell, AR; Crawford, AR; Franklin, AR; Sebastian, AR |
| Headline | Severe Thunderstorm Warning issued May 8 at 9:29PM CDT until May 8 at 10:15PM CDT by NWS Little Rock AR |
| Expires | 2026-05-08T22:15:00-05:00 |
| SenderName | NWS Little Rock AR |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.58193748407582177c04ad6482178f277624b11c.001.1","noaa_urn:oid:2.49.0.1.840.0.d79f90a0ffb94136b5b999353e4e6f6d6140a7b5.001.1"] |
| Iem TypeSummary | H |
| Iem Magnitude | 1 |
| Iem Unit | Inch |
| Iem City | Roland |
| Iem County | Sequoyah |
| Iem State | OK |
| Iem Wfo | TSA |
| MergedSources | [{"id":"iem_H_35.420_-94.520_1778291880000","source":"iem","severity":"low","severityValue":25,"timestamp":1778291880000,"latitude":35.42,"longitude":-94.52}] |
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.
Want to know when something happens near Van Buren?
Calamity.live data shows a weather event with CalamityScore 43/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.