This alert expired on 24 June 2026 at 03:45 UTC. It is kept here as a record.
It is the 4th strongest of the 17 detections recorded within 20 km of this point since 1 June 2026. 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 23 at 8:58PM MDT until June 23 at 9:45PM MDT by NWS Denver CO
Nearby, since 1 June 2026
- July 11, 2026 · score 22 · 9.8 km
- July 29, 2026 · score 22 · 15.2 km
- June 24, 2026 · score 22 · 15.6 km
How we know
Confirmed by 5 independent sources, including NOAA.
Our own score for this event is 22 out of 100, at 69 % 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) | 22 / 100 |
| Our confidence | 69% |
| Coordinates | 39.9173, -104.0421 |
| Nearest City | Brighton (67 km) |
| Impact Tier | minor |
| Date | 2026-06-24 — 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.bb616284ada2b27b0c809d846fb8afff |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Morgan, CO; Weld, CO; El Paso, CO; Morgan, CO and 2 more areas |
| Headline | Severe Thunderstorm Warning issued June 23 at 8:58PM MDT until June 23 at 9:45PM MDT by NWS Denver CO |
| Expires | 2026-06-23T21:45:00-06:00 |
| SenderName | NWS Denver CO |
| HasExactCoords | true |
| MergedCount | 6 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.bb616284ada2b27b0c809d846fb8afff9ed6552f.001.1","noaa_urn:oid:2.49.0.1.840.0.8773363faafc78beebddbf9509c04e4c9860b0e9.001.1","noaa_urn:oid:2.49.0.1.840.0.362e5cf957c39219646dc7c5da5b3875878ae7c8.001.1","noaa_urn:oid:2.49.0.1.840.0.807dc6265c748d195ef7f5b8e87f8e8111555043.001.1","noaa_urn:oid:2.49.0.1.840.0.788d34a7afc0f5e872e235e1297fe7f8fb2488c0.001.1","noaa_urn:oid:2.49.0.1.840.0.577245ef411a7582def3287af229b18afe13533d.002.1"] |
| Iem TypeSummary | H |
| Iem Magnitude | 1.75 |
| Iem Unit | Inch |
| Iem City | 7 S Agate |
| Iem County | Elbert |
| Iem State | CO |
| Iem Wfo | BOU |
| MergedSources | [{"id":"iem_H_39.350_-103.870_1782261120000","source":"iem","severity":"low","severityValue":25,"timestamp":1782261120000,"latitude":39.35,"longitude":-103.87},{"id":"iem_H_39.870_-103.600_1782264840000","source":"iem","severity":"low","severityValue":25,"timestamp":1782264840000,"latitude":39.87,"longitude":-103.6},{"id":"iem_H_39.610_-103.570_1782259140000","source":"iem","severity":"low","severityValue":25,"timestamp":1782259140000,"latitude":39.61,"longitude":-103.57},{"id":"iem_H_39.370_-103.960_1782260820000","source":"iem","severity":"low","severityValue":25,"timestamp":1782260820000,"latitude":39.37,"longitude":-103.96}] |
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 22/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.