Right now
The most recent data we hold from NOAA arrived 3 hours 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 31 May 2026 at 01:01 UTC. It is kept here as a record.
It is the 2nd strongest of the 21 detections recorded within 20 km of this point since 27 April 2026. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 30 at 6:54PM MDT until May 30 at 7:00PM MDT by NWS North Platte NE
An estimated 24,194 people live within 50 km of this point.
Nearby, since 27 April 2026
- June 25, 2026 · score 34 · 13.8 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 28 out of 100, at 80 % 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) | 28 / 100 |
| Our confidence | 80% |
| Coordinates | 40.7695, -100.4503 |
| Nearest City | North Platte (47 km) |
| Population Exposed | 24.2K within 50 km |
| Impact Tier | significant |
| Date | 2026-05-31 — time not reported by the source |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.7995a2d756e68e968b1ba068b2b82126 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Keith, NE; Cheyenne, NE; Morrill, NE; Buffalo, NE; Dawson, NE; Gosper, NE; Phelps, NE and 5 more areas |
| Headline | Severe Thunderstorm Warning issued May 30 at 6:54PM MDT until May 30 at 7:00PM MDT by NWS North Platte NE |
| Expires | 2026-05-30T19:01:00-06:00 |
| SenderName | NWS North Platte NE |
| HasExactCoords | true |
| MergedCount | 10 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.7995a2d756e68e968b1ba068b2b82126f1344a72.001.1","noaa_urn:oid:2.49.0.1.840.0.c8352ec52b5a4a3f72d6025a99842fa0ea3d56cb.001.1","noaa_urn:oid:2.49.0.1.840.0.5325911ad0213aa4c23a58bca2d5b99e454b85a6.001.1","noaa_urn:oid:2.49.0.1.840.0.6a0f8faf3ba9cf381ad4c83c2eabcfc533f3714b.001.1","noaa_urn:oid:2.49.0.1.840.0.032ede176575b6b9bf580a0b42b71c715a2ed2ef.001.1","noaa_urn:oid:2.49.0.1.840.0.e95af649d7e23e5f3edc34e07eba0f98e60097ca.001.1","noaa_urn:oid:2.49.0.1.840.0.28c6f8a46300dcaf38546a47290d093a1694e061.001.1","noaa_urn:oid:2.49.0.1.840.0.80a805385c52e7b025e5b65c3f44619d8282e377.001.1","noaa_urn:oid:2.49.0.1.840.0.45a0983a086a1ce80d8fac5290b562ba4d6e0031.001.1","noaa_urn:oid:2.49.0.1.840.0.3a208aaa5e26b121500de09c17e211af70ed9a99.001.1"] |
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 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.
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