This alert expired on 27 June 2026 at 02:37 UTC. It is kept here as a record.
No stronger detection stands among the 31 recorded within 20 km of this point since 3 April 2026 — one other scored the same. Another comparable one was recorded here earlier the same day. 5 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Tornado Warning issued June 26 at 8:28PM MDT until June 26 at 8:30PM MDT by NWS Goodland KS
How we know
Confirmed by 7 independent sources, including NOAA.
Our own score for this event is 46 out of 100, at 69 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | critical |
| Calamity Score (ours) | 46 / 100 |
| Our confidence | 69% |
| Coordinates | 38.6920, -102.3860 |
| Nearest City | Garden City (155 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-27T02:28:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.5f38bc6fbe19db6cea2f31c410061740a2266e68.001.1 |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Cheyenne, CO |
| Headline | Tornado Warning issued June 26 at 8:28PM MDT until June 26 at 8:30PM MDT by NWS Goodland KS |
| Expires | 2026-06-26T20:37:00-06:00 |
| SenderName | NWS Goodland KS |
| HasExactCoords | true |
| Iem TypeSummary | H |
| Iem Magnitude | 0.7 |
| Iem Unit | Inch |
| Iem City | Vona |
| Iem County | Kit Carson |
| Iem State | CO |
| Iem Wfo | GLD |
| MergedSources | [{"id":"iem_T_38.740_-103.120_1782519540000","source":"iem","severity":"low","severityValue":25,"timestamp":1782519540000,"latitude":38.74,"longitude":-103.12},{"id":"iem_H_38.570_-102.900_1782523020000","source":"iem","severity":"low","severityValue":25,"timestamp":1782523020000,"latitude":38.57,"longitude":-102.9},{"id":"iem_T_38.850_-102.460_1782524160000","source":"iem","severity":"low","severityValue":25,"timestamp":1782524160000,"latitude":38.85,"longitude":-102.46},{"id":"iem_G_38.070_-102.690_1782524580000","source":"iem","severity":"low","severityValue":25,"timestamp":1782524580000,"latitude":38.07,"longitude":-102.69},{"id":"iem_G_38.820_-102.540_1782524760000","source":"iem","severity":"low","severityValue":25,"timestamp":1782524760000,"latitude":38.82,"longitude":-102.54},{"id":"iem_H_39.300_-102.740_1782519360000","source":"iem","severity":"low","severityValue":25,"timestamp":1782519360000,"latitude":39.3,"longitude":-102.74}] |
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 10 February 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.
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 188 scientific monitoring sources.