This alert expired on 15 March 2026 at 23:30 UTC. It is kept here as a record.
No stronger detection stands among the 15 recorded within 20 km of this point since 11 March 2026 — 10 others scored the same. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued March 15 at 6:24PM CDT until March 15 at 6:30PM CDT by NWS Lincoln IL
An estimated 24,196 people live within 50 km of this point.
Nearby, since 11 March 2026
- March 11, 2026 · score 22 · 20.7 km
- May 31, 2026 · score 34 · 21.2 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 34 out of 100, at 78 % 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 | 78% |
| Coordinates | 35.4730, -91.4485 |
| Nearest City | Searcy (36 km) |
| Population Exposed | 24.2K within 50 km |
| Impact Tier | significant |
| Date | 2026-03-15 — time not reported by the source |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.d69b8a76a87ed79064fa4c6c8f024654 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | De Witt, IL; McLean, IL; Marion, IL; Christian, IL; Macon, IL and 22 more areas |
| Headline | Severe Thunderstorm Warning issued March 15 at 6:24PM CDT until March 15 at 6:30PM CDT by NWS Lincoln IL |
| Expires | 2026-03-15T18:30:00-05:00 |
| SenderName | NWS Lincoln IL |
| HasExactCoords | true |
| MergedCount | 25 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.d69b8a76a87ed79064fa4c6c8f024654e3762f9f.002.1","noaa_urn:oid:2.49.0.1.840.0.8c9c51fb380bc8d633fef738af9c153d9d23f3e3.001.1","noaa_urn:oid:2.49.0.1.840.0.bbbcdca576a557ff3cfa1917c68591afe77a3f51.002.1","noaa_urn:oid:2.49.0.1.840.0.f9d5b8d35e8fcd8bddb96c12d15f0def6b37e16b.001.1","noaa_urn:oid:2.49.0.1.840.0.e83aa19f29b409f50eca8e345622b00a113bf823.001.1","noaa_urn:oid:2.49.0.1.840.0.aa20c043128a4d4898cd6a92db7431bc6b32dcbf.001.1","noaa_urn:oid:2.49.0.1.840.0.e528801b8c1b1cd5b4c9cab0f4723866478b3fea.001.1","noaa_urn:oid:2.49.0.1.840.0.bc2a829fed337f9ca28197d157b4286c2ba28a84.001.1","noaa_urn:oid:2.49.0.1.840.0.9d56a0583bfacaf64e6385d0ffe9f494d0326c44.001.1","noaa_urn:oid:2.49.0.1.840.0.9193cc79f63162de43e20fac2801d3337a77b44b.002.1","noaa_urn:oid:2.49.0.1.840.0.e4d52c152226ea89c5e7d890558d3f9af9cbf700.001.1","noaa_urn:oid:2.49.0.1.840.0.4c613f9b986da326ed73ef73913925c508dd2c49.001.1","noaa_urn:oid:2.49.0.1.840.0.6afd792cf04e2fb4227c368802a45a6725a88ab5.001.1","noaa_urn:oid:2.49.0.1.840.0.c4dd4cdcdc3e22da105fe34635f2c177f0327c04.001.1","noaa_urn:oid:2.49.0.1.840.0.577979086c65162010e052452a42e6ff2673ca80.002.1","noaa_urn:oid:2.49.0.1.840.0.0ce2a49fb2f5fe12486ebcb2fab2cd6f836f2938.002.1","noaa_urn:oid:2.49.0.1.840.0.7e4c427a703fbb39e53cbb841d74b2d07d932430.001.1","noaa_urn:oid:2.49.0.1.840.0.774e3c1f32bc02fb5d7afcb2e9a3a6b89d8624f0.001.1","noaa_urn:oid:2.49.0.1.840.0.c9be967819d9eb61372ade0cbec7610451b857c2.001.1","noaa_urn:oid:2.49.0.1.840.0.70d04f50843c0227c6dcf6bf47ec92f3d5e988c1.001.1","noaa_urn:oid:2.49.0.1.840.0.47ed1eed875359aa9c5687449b5bb148c280db93.001.1","noaa_urn:oid:2.49.0.1.840.0.7cb1d203dda8b40a4f821e0659f04a94631e3f3d.001.1","noaa_urn:oid:2.49.0.1.840.0.40187161754ddd4a09e695e5aaf5eab2c3925dac.001.1","noaa_urn:oid:2.49.0.1.840.0.e4f0eb1d35aff7b1afc6aa50ef427d4ac0b41732.002.1","noaa_urn:oid:2.49.0.1.840.0.6dba8b9361305a170fa0e320ef7b6b297d1155de.001.1"] |
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.
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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 185 scientific monitoring sources.