This alert expired on 23 June 2026 at 01:02 UTC. It is kept here as a record.
No stronger detection stands among the 45 recorded within 20 km of this point since 5 May 2026 — 4 others scored the same. Another comparable one was recorded here earlier the same day. 7 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Tornado Warning issued June 22 at 6:53PM MDT until June 22 at 7:00PM MDT by NWS Cheyenne WY
Nearby, since 5 May 2026
- June 22, 2026 · score 46 · 21.5 km
How we know
Confirmed by 27 independent sources, including NOAA.
Our own score for this event is 46 out of 100, at 68 % 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 | Critical |
| Calamity Score (ours) | 46 / 100 |
| Our confidence | 68% |
| Coordinates | 41.4800, -103.3838 |
| Nearest City | Cheyenne (126 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-23T00:53:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.9e7e0f780ee1d3f5c6f281c4d391696709a9b909.001.1 |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Banner, NE; Morrill, NE |
| Headline | Tornado Warning issued June 22 at 6:53PM MDT until June 22 at 7:00PM MDT by NWS Cheyenne WY |
| Expires | 2026-06-22T19:02:00-06:00 |
| SenderName | NWS Cheyenne WY |
| HasExactCoords | true |
| Iem TypeSummary | H |
| Iem Magnitude | 1.75 |
| Iem Unit | Inch |
| Iem City | 1 WNW Scottsbluff |
| Iem County | Scotts Bluff |
| Iem State | NE |
| Iem Wfo | CYS |
| Iem Remark | Estimated based off radar imagery. |
| MergedSources | [{"id":"iem_H_41.040_-103.660_1782165900000","source":"iem","severity":"low","severityValue":25,"timestamp":1782165900000,"latitude":41.04,"longitude":-103.66},{"id":"iem_H_41.870_-103.660_1782172560000","source":"iem","severity":"low","severityValue":25,"timestamp":1782172560000,"latitude":41.87,"longitude":-103.66},{"id":"iem_H_41.830_-103.700_1782172260000","source":"iem","severity":"low","severityValue":25,"timestamp":1782172260000,"latitude":41.83,"longitude":-103.7},{"id":"iem_H_41.240_-103.700_1782161040000","source":"iem","severity":"low","severityValue":25,"timestamp":1782161040000,"latitude":41.24,"longitude":-103.7},{"id":"iem_H_41.240_-103.720_1782161520000","source":"iem","severity":"low","severityValue":25,"timestamp":1782161520000,"latitude":41.24,"longitude":-103.72},{"id":"iem_H_40.990_-103.660_1782166080000","source":"iem","severity":"low","severityValue":25,"timestamp":1782166080000,"latitude":40.99,"longitude":-103.66},{"id":"iem_H_41.140_-103.660_1782162780000","source":"iem","severity":"low","severityValue":25,"timestamp":1782162780000,"latitude":41.14,"longitude":-103.66},{"id":"iem_H_41.870_-103.660_1782172380000","source":"iem","severity":"low","severityValue":25,"timestamp":1782172380000,"latitude":41.87,"longitude":-103.66},{"id":"iem_H_41.880_-103.650_1782172140000","source":"iem","severity":"low","severityValue":25,"timestamp":1782172140000,"latitude":41.88,"longitude":-103.65},{"id":"iem_H_41.770_-103.680_1782173040000","source":"iem","severity":"low","severityValue":25,"timestamp":1782173040000,"latitude":41.77,"longitude":-103.68},{"id":"iem_G_41.860_-103.740_1782172020000","source":"iem","severity":"low","severityValue":25,"timestamp":1782172020000,"latitude":41.86,"longitude":-103.74},{"id":"iem_C_41.980_-103.810_1782171000000","source":"iem","severity":"low","severityValue":25,"timestamp":1782171000000,"latitude":41.98,"longitude":-103.81},{"id":"iem_W_41.140_-103.720_1782162300000","source":"iem","severity":"low","severityValue":25,"timestamp":1782162300000,"latitude":41.14,"longitude":-103.72},{"id":"iem_H_41.230_-103.660_1782160320000","source":"iem","severity":"low","severityValue":25,"timestamp":1782160320000,"latitude":41.23,"longitude":-103.66},{"id":"iem_H_41.630_-103.520_1782174000000","source":"iem","severity":"low","severityValue":25,"timestamp":1782174000000,"latitude":41.63,"longitude":-103.52},{"id":"iem_G_41.850_-103.740_1782171780000","source":"iem","severity":"low","severityValue":25,"timestamp":1782171780000,"latitude":41.85,"longitude":-103.74},{"id":"iem_H_41.230_-103.660_1782162000000","source":"iem","severity":"low","severityValue":25,"timestamp":1782162000000,"latitude":41.23,"longitude":-103.66},{"id":"iem_H_41.110_-103.660_1782162780000","source":"iem","severity":"low","severityValue":25,"timestamp":1782162780000,"latitude":41.11,"longitude":-103.66},{"id":"iem_H_41.860_-103.660_1782173460000","source":"iem","severity":"low","severityValue":25,"timestamp":1782173460000,"latitude":41.86,"longitude":-103.66},{"id":"iem_H_41.260_-103.730_1782162180000","source":"iem","severity":"low","severityValue":25,"timestamp":1782162180000,"latitude":41.26,"longitude":-103.73},{"id":"iem_H_41.300_-103.740_1782159840000","source":"iem","severity":"low","severityValue":25,"timestamp":1782159840000,"latitude":41.3,"longitude":-103.74},{"id":"iem_W_41.130_-103.660_1782162060000","source":"iem","severity":"low","severityValue":25,"timestamp":1782162060000,"latitude":41.13,"longitude":-103.66},{"id":"iem_H_41.090_-103.470_1782163680000","source":"iem","severity":"low","severityValue":25,"timestamp":1782163680000,"latitude":41.09,"longitude":-103.47},{"id":"iem_H_41.500_-104.130_1782157140000","source":"iem","severity":"low","severityValue":25,"timestamp":1782157140000,"latitude":41.5,"longitude":-104.13},{"id":"iem_H_41.940_-103.740_1782171780000","source":"iem","severity":"low","severityValue":25,"timestamp":1782171780000,"latitude":41.94,"longitude":-103.74},{"id":"iem_H_41.870_-103.680_1782172440000","source":"iem","severity":"low","severityValue":25,"timestamp":1782172440000,"latitude":41.87,"longitude":-103.68}] |
Safety Information
If a tornado warning is issued: go to a basement or an interior room on the lowest floor, away from windows. A vehicle and a mobile home are not shelter. Cover your head and neck. Wait for the official all-clear before going outside, and watch for downed power lines and gas leaks afterwards.
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 46/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.