This alert expired on 16 March 2026 at 00:45 UTC. It is kept here as a record.
It is the 5th strongest of the 32 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 22 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued March 15 at 7:35PM CDT until March 15 at 7:45PM CDT by NWS Memphis TN
Nearby, since 16 March 2026
- August 7, 2026 · score 34 · 8.1 km
- August 6, 2026 · score 22 · 10.2 km
- July 9, 2026 · score 22 · 20.6 km
How we know
Confirmed by 5 independent sources, including NOAA.
Our own score for this event is 28 out of 100, at 68 % 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 | High |
| Calamity Score (ours) | 28 / 100 |
| Our confidence | 68% |
| Coordinates | 33.0856, -92.0735 |
| Nearest City | El Dorado (57 km) |
| Impact Tier | minor |
| Timestamp | 2026-03-16T00:35:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.e917ee4730d260b9b3aafb4c59aa50dc |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | DeSoto, MS; Shelby, TN; Arkansas, AR; Desha, AR; Monroe, AR; Union, AR; Union, LA and 18 more areas |
| Headline | Severe Thunderstorm Warning issued March 15 at 7:35PM CDT until March 15 at 7:45PM CDT by NWS Memphis TN |
| Expires | 2026-03-15T19:45:00-05:00 |
| SenderName | NWS Memphis TN |
| HasExactCoords | true |
| MergedCount | 22 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.e917ee4730d260b9b3aafb4c59aa50dc33433b8a.001.1","noaa_urn:oid:2.49.0.1.840.0.78954059a084601751a501d4a91ec4aeebef716c.002.1","noaa_urn:oid:2.49.0.1.840.0.aff4b21c35d1829a8ddae978ee33f30321ed63fd.001.1","noaa_urn:oid:2.49.0.1.840.0.9bb75d9a38058ea6532c159d1c0edbc03307169a.001.1","noaa_urn:oid:2.49.0.1.840.0.8cea8801db3beab63c2c557add6904acb72b5e9e.002.1","noaa_urn:oid:2.49.0.1.840.0.d8b42607a16f5325d12110f005a1e49fbd845652.001.1","noaa_urn:oid:2.49.0.1.840.0.ab9f2421466bde6afd8a02185fcab01707c3947a.001.1","noaa_urn:oid:2.49.0.1.840.0.c5e9107017981bc2b32c18c7afc1a64a8386dcd5.001.1","noaa_urn:oid:2.49.0.1.840.0.22597cb0e5062a655dc136b753cd4b39a696bf20.001.1","noaa_urn:oid:2.49.0.1.840.0.1a534f0d579ca9155e91f3764974bdd2538c383e.001.1","noaa_urn:oid:2.49.0.1.840.0.ce6de8818170ee53a1d645cd8da00340a0b6c3f1.001.1","noaa_urn:oid:2.49.0.1.840.0.101fd684fb6a442fee71d41eac4950d16588de68.001.1","noaa_urn:oid:2.49.0.1.840.0.1ba1f272d7aa9f5408d757cdd65879a52ede1390.001.1","noaa_urn:oid:2.49.0.1.840.0.74db84fbaea78d8aee85e2e0e9a5abdf15b89c39.001.1","noaa_urn:oid:2.49.0.1.840.0.f9ce23e86360eac992b618f45e12acc146bfe207.001.1","noaa_urn:oid:2.49.0.1.840.0.f04e2370fbb1fd4be8d3f13518a74f1ebf307e16.001.1","noaa_urn:oid:2.49.0.1.840.0.41b33ff9cd27f46abf68e8a32d8fbb43df5dd4c9.002.1","noaa_urn:oid:2.49.0.1.840.0.da2ec0ee3ab8cd13e94cc40421f406cce43cc5f3.001.1","noaa_urn:oid:2.49.0.1.840.0.7d06529dfcb84994c9ec7eff6a0c8a7c269e0edf.001.1","noaa_urn:oid:2.49.0.1.840.0.6baaf6194c6d970baa46dc93c36a0cee0a1850ff.001.1","noaa_urn:oid:2.49.0.1.840.0.41e0aaa0b7e28c96eeb73d5dfe446b5d687b3fa5.001.1","noaa_urn:oid:2.49.0.1.840.0.691145a2567744c656b0ed043e81d44105bb712a.001.1"] |
| Spc ReportType | hail |
| Spc Speed | 100 |
| Spc Location | Fountain Hill |
| Spc County | Ashley |
| Spc State | AR |
| Spc Comments | (JAN) |
| Iem TypeSummary | H |
| Iem Magnitude | 1 |
| Iem Unit | Inch |
| Iem City | Fountain Hill |
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 28/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.