This alert expired on 25 June 2026 at 01:02 UTC. It is kept here as a record.
No stronger detection stands among the 8 recorded within 20 km of this point since 28 April 2026 — one other scored the same. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 24 at 6:52PM MDT until June 24 at 7:00PM MDT by NWS Cheyenne WY
An estimated 32,158 people live within 50 km of this point.
How we know
Confirmed by 5 independent sources, including NOAA.
Our own score for this event is 34 out of 100, at 89 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 34 / 100 |
| Our confidence | 89% |
| Coordinates | 41.7481, -105.5812 |
| Nearest City | Laramie (49 km) |
| Population Exposed | 32.2K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-25T00:52:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.f0de29ec03f0fe30da2d2fa39e735247 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Albany, WY; Carbon, WY; Goshen, WY; Platte, WY; Albany, WY; Platte, WY |
| Headline | Severe Thunderstorm Warning issued June 24 at 6:52PM MDT until June 24 at 7:00PM MDT by NWS Cheyenne WY |
| Expires | 2026-06-24T19:02:00-06:00 |
| SenderName | NWS Cheyenne WY |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.f0de29ec03f0fe30da2d2fa39e7352473ba95753.001.1","noaa_urn:oid:2.49.0.1.840.0.7e46ea0fc8f441442b02937779339d000b776720.001.1","noaa_urn:oid:2.49.0.1.840.0.ed6efc7ea08715d0f14f03206d0f22c0177c9304.001.1","noaa_urn:oid:2.49.0.1.840.0.5738ac3a36d2e302c6294cb8c759cdcaeb659591.001.1"] |
| Iem TypeSummary | H |
| Iem Magnitude | 1 |
| Iem Unit | Inch |
| Iem City | 13 SSW Sibley Peak |
| Iem County | Platte |
| Iem State | WY |
| Iem Wfo | CYS |
| Iem Remark | Time estimated from radar imagery. |
| MergedSources | [{"id":"iem_H_41.730_-105.970_1782345480000","source":"iem","severity":"low","severityValue":25,"timestamp":1782345480000,"latitude":41.73,"longitude":-105.97},{"id":"iem_H_41.730_-105.970_1782344700000","source":"iem","severity":"low","severityValue":25,"timestamp":1782344700000,"latitude":41.73,"longitude":-105.97},{"id":"iem_W_41.880_-106.150_1782335160000","source":"iem","severity":"low","severityValue":25,"timestamp":1782335160000,"latitude":41.88,"longitude":-106.15},{"id":"iem_H_42.260_-105.110_1782340860000","source":"iem","severity":"low","severityValue":25,"timestamp":1782340860000,"latitude":42.26,"longitude":-105.11}] |
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 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 34/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.