Right now
The most recent data we hold from NOAA arrived 8 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 17 May 2026 at 02:15 UTC. It is kept here as a record.
It is the 2nd strongest of the 37 detections recorded within 20 km of this point since 15 March 2026. 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 May 16 at 8:25PM CDT until May 16 at 9:15PM CDT by NWS Omaha/Valley NE
An estimated 57,945 people live within 50 km of this point.
Nearby, since 15 March 2026
- August 14, 2026 · score 34 · 14.0 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 39 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) | 39 / 100 |
| Our confidence | 84% |
| Coordinates | 40.3206, -98.7847 |
| Nearest City | Hastings (45 km) |
| Population Exposed | 57.9K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-17T01:25:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.5233599c46649980890c9a0564b60db3 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Jefferson, NE; Saline, NE; Hall, NE; Buffalo, NE; Dawson, NE; Phelps, NE and 13 more areas |
| Headline | Severe Thunderstorm Warning issued May 16 at 8:25PM CDT until May 16 at 9:15PM CDT by NWS Omaha/Valley NE |
| Expires | 2026-05-16T21:15:00-05:00 |
| SenderName | NWS Omaha/Valley NE |
| HasExactCoords | true |
| MergedCount | 17 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.5233599c46649980890c9a0564b60db3de9678c3.001.1","noaa_urn:oid:2.49.0.1.840.0.d9e264031554f0dd3f200c5d92a5cfcff58649b8.002.1","noaa_urn:oid:2.49.0.1.840.0.a7a4d925fb43f594112fa263b09b5fea61d7c3f8.001.1","noaa_urn:oid:2.49.0.1.840.0.ecdfbe614b1d53b44194e87eb3d724271250bfd3.001.1","noaa_urn:oid:2.49.0.1.840.0.1a3259e940aaa89c51e2868c7a440589fa69d8c6.001.1","noaa_urn:oid:2.49.0.1.840.0.6b446d2660ccbcce0377e1f528645eeb03327d58.001.1","noaa_urn:oid:2.49.0.1.840.0.89f9fdc8bb6dd0349d8862990ecb98c7d8acc231.001.1","noaa_urn:oid:2.49.0.1.840.0.e8f6b23f9e6402130cf22633ad0fa621d6f186cc.001.1","noaa_urn:oid:2.49.0.1.840.0.da83c717d10f1b40d94f1463b3c20e7821ec2dce.001.1","noaa_urn:oid:2.49.0.1.840.0.5bef9f2e249810dc5f42d0e0d8e069b01707e53e.001.1","noaa_urn:oid:2.49.0.1.840.0.19e3af6ff9cbe15e4cbdf74bc02bf33a1a6bd37e.001.1","noaa_urn:oid:2.49.0.1.840.0.65bdefa9126b0655cedd1868db8eb6b3367fd44d.001.1","noaa_urn:oid:2.49.0.1.840.0.3ae2c767a63a5b6f43f66394af449164bdfcd462.001.1","noaa_urn:oid:2.49.0.1.840.0.303fd68a4c7b3bbef798dbb182013f968ea810ac.001.1","noaa_urn:oid:2.49.0.1.840.0.a585d5342ab34f060997d27116ffda4c87ca483f.001.1","noaa_urn:oid:2.49.0.1.840.0.9351cab0ffbb288f7236d247c822684e887d5aef.002.1","noaa_urn:oid:2.49.0.1.840.0.9d240b91324ed6e336a164b33de6e3840302e849.001.1"] |
| Google News RssFeed | weather |
| Google News SourceName | USA Herald |
| MergedSources | [{"id":"gnews_weather_494157_172","source":"google_news","severity":"medium","severityValue":40,"timestamp":1778967806000,"latitude":39.8,"longitude":-98.6}] |
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 39/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.