Right now
The most recent data we hold from NOAA arrived 1 minute 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 18 May 2026 at 01:45 UTC. It is kept here as a record.
No stronger detection stands among the 50 recorded within 20 km of this point since 15 March 2026 — 16 others scored the same. Another comparable one was recorded here earlier the same day. 9 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 17 at 8:17PM CDT until May 17 at 8:45PM CDT by NWS Omaha/Valley NE
An estimated 294,757 people live within 50 km of this point.
Nearby, since 15 March 2026
- September 2, 2026 · score 37 · 14.0 km
- April 23, 2026 · score 43 · 16.1 km
- May 14, 2026 · score 43 · 16.3 km
How we know
Confirmed by 13 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 90 % 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) | 43 / 100 |
| Our confidence | 90% |
| Coordinates | 40.9453, -96.5823 |
| Nearest City | Lincoln (18 km) |
| Population Exposed | 294.8K within 50 km |
| Impact Tier | significant |
| Date | 2026-05-18 — time not reported by the source |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.3ab9431085bd950c1c50cb5c26815a7f |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Harrison, IA; Monona, IA; Burt, NE; Washington, NE; O'Brien, IA; Osceola, IA; Plymouth, IA; Sioux, IA; Blue Earth, MN; Faribault, MN; Martin, MN and 12 more areas |
| Headline | Severe Thunderstorm Warning issued May 17 at 8:17PM CDT until May 17 at 8:45PM CDT by NWS Omaha/Valley NE |
| Expires | 2026-05-17T20:45:00-05:00 |
| SenderName | NWS Omaha/Valley NE |
| HasExactCoords | true |
| MergedCount | 15 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.3ab9431085bd950c1c50cb5c26815a7f8f989132.002.1","noaa_urn:oid:2.49.0.1.840.0.4c0882fa0817532802aa7dcd20fd0bbdcc375219.001.1","noaa_urn:oid:2.49.0.1.840.0.284b935cea8ff38989a1db338f160ef723416239.001.1","noaa_urn:oid:2.49.0.1.840.0.756672ed887f15185cdbda8bcca2dd007e754549.001.1","noaa_urn:oid:2.49.0.1.840.0.bcc4aa2dcccfab76adeb975561ae51668c864d77.001.1","noaa_urn:oid:2.49.0.1.840.0.2259257d1e5ee5f6aa63d623fabca84fc641ff38.001.1","noaa_urn:oid:2.49.0.1.840.0.056a6dda6b85ed56dbbb6c1dda63a2cbc06e9216.001.1","noaa_urn:oid:2.49.0.1.840.0.8c043ad6e405d03fbc513650090ca4c9df913b50.001.1","noaa_urn:oid:2.49.0.1.840.0.c2db88a92b6eae339d79f25db5b76d98783c3e3f.001.1","noaa_urn:oid:2.49.0.1.840.0.f7871fc5f55f6e3ee2c563153e7b48389cbd97bb.001.1","noaa_urn:oid:2.49.0.1.840.0.831dd8a7e6100701ee8fde9939729fb98dbdf6b2.001.1","noaa_urn:oid:2.49.0.1.840.0.2cc21adf25170e228b3e52b47bcbb90c27ad19b4.001.1","noaa_urn:oid:2.49.0.1.840.0.be0831de4e196ddc35512fd7572ac68a16171d19.001.1","noaa_urn:oid:2.49.0.1.840.0.1d05d15e5503507779fdb1286891bab41a554e27.001.1","noaa_urn:oid:2.49.0.1.840.0.3cd768cec920ff8ff3e6d85c026a3a58b1bcf90d.001.1"] |
| Iem TypeSummary | G |
| Iem Magnitude | 58 |
| Iem Unit | MPH |
| Iem City | 6 E Rogers |
| Iem County | Dodge |
| Iem State | NE |
| Iem Wfo | OAX |
| Iem Remark | UPR Station. |
| Google News RssFeed | weather |
| Google News SourceName | Hays Post |
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 Lincoln?
Calamity.live data shows a weather event with CalamityScore 43/100, near Lincoln (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.