Right now
The most recent data we hold from NOAA arrived 2 minutes 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 21:30 UTC. It is kept here as a record.
No stronger detection stands among the 58 recorded within 20 km of this point since 15 March 2026 — 19 others scored the same. Another comparable one was recorded here earlier the same day. 15 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 18 at 4:06PM CDT until May 18 at 4:30PM CDT by NWS Omaha/Valley NE
An estimated 294,757 people live within 50 km of this point.
Nearby, since 15 March 2026
- August 19, 2026 · score 43 · 3.7 km
- June 2, 2026 · score 43 · 8.5 km
- April 23, 2026 · score 43 · 18.8 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 84 % 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 | 84% |
| Coordinates | 40.9320, -96.8044 |
| Nearest City | Lincoln (19 km) |
| Population Exposed | 294.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-18T21:06:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.0bc419c55d0098878e1f2ce7667c6cdb |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Thurston, NE; Wayne, NE; Butler, NE; Seward, NE; Fremont, IA; Johnson, NE; Nemaha, NE; Otoe, NE; Pawnee, NE; Richardson, NE and 5 more areas |
| Headline | Severe Thunderstorm Warning issued May 18 at 4:06PM CDT until May 18 at 4:30PM CDT by NWS Omaha/Valley NE |
| Expires | 2026-05-18T16:30:00-05:00 |
| SenderName | NWS Omaha/Valley NE |
| HasExactCoords | true |
| MergedCount | 9 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.0bc419c55d0098878e1f2ce7667c6cdb59f2bf2a.001.1","noaa_urn:oid:2.49.0.1.840.0.b644d727a08098790e8804494422610dc0627791.001.1","noaa_urn:oid:2.49.0.1.840.0.987b6ff4bcaa60760e090f413122628330c9e387.001.1","noaa_urn:oid:2.49.0.1.840.0.a986d7fb078b92131fa92e7c7e1da84c95a08a50.002.1","noaa_urn:oid:2.49.0.1.840.0.bcf0f93fb843f20f1e76770649713753e7e55614.001.1","noaa_urn:oid:2.49.0.1.840.0.8b87cfcbaf0340d5adaeb0da922053bae32b8ba4.001.1","noaa_urn:oid:2.49.0.1.840.0.aaccd8192661da827ed716c2358b65c4e37b5413.001.1","noaa_urn:oid:2.49.0.1.840.0.70b82690ad25531d8dcccb07bcc36327ec6294e4.002.1","noaa_urn:oid:2.49.0.1.840.0.59f57e53810e9c36a9fc0be60c4855e330c3654e.001.1"] |
| Google News RssFeed | weather |
| Google News SourceName | KOLN | Nebraska Local News, Weather, Sports | Lincoln, NE |
| MergedSources | [{"id":"gnews_weather_494202_122","source":"google_news","severity":"medium","severityValue":40,"timestamp":1779129000000,"latitude":40.8,"longitude":-96.67}] |
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.