This alert expired on 10 July 2026 at 00:38 UTC. It is kept here as a record.
It is the 5th strongest of the 103 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. 9 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 9 at 6:28PM MDT until July 9 at 6:30PM MDT by NWS Denver CO
Nearby, since 15 March 2026
- May 10, 2026 · score 22 · 4.5 km
- March 15, 2026 · score 22 · 9.6 km
- June 21, 2026 · score 22 · 9.8 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 22 out of 100, at 60 % 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) | 22 / 100 |
| Our confidence | 60% |
| Coordinates | 39.3890, -102.4015 |
| Nearest City | Parker (203 km) |
| Impact Tier | minor |
| Timestamp | 2026-07-10T00:28:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.0ef37c4cf2498a94ce914fdc1c62293c |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Logan, CO; Washington, CO; Yuma, CO; Cheyenne, KS; Rawlins, KS; Dundy, NE and 8 more areas |
| Headline | Severe Thunderstorm Warning issued July 9 at 6:28PM MDT until July 9 at 6:30PM MDT by NWS Denver CO |
| Expires | 2026-07-09T18:38:00-06:00 |
| SenderName | NWS Denver CO |
| HasExactCoords | true |
| MergedCount | 11 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.0ef37c4cf2498a94ce914fdc1c62293cf75ecf7a.001.1","noaa_urn:oid:2.49.0.1.840.0.21f5d7eeb15d5d53587f2c2fd1ee0350e4d70738.001.1","noaa_urn:oid:2.49.0.1.840.0.7946b31e165dc8ebc32ed443939c7ce85fa0ba3c.001.1","noaa_urn:oid:2.49.0.1.840.0.1966c10732b0e1a1850a77431eea2447ba0e52d7.001.1","noaa_urn:oid:2.49.0.1.840.0.2daf5281630f35c42877299896441df44c221c43.001.1","noaa_urn:oid:2.49.0.1.840.0.bef1bcfd539d66377374a38308927d6a2c83f11f.001.1","noaa_urn:oid:2.49.0.1.840.0.115bb31908a5a3fddfb3fcf4f1d70f8885ceaa22.001.1","noaa_urn:oid:2.49.0.1.840.0.d6a68255d8e017f2aed429271df60f806a390c0d.001.1","noaa_urn:oid:2.49.0.1.840.0.2ba6080749ca68dc35fd911ffe0cb5e5427f5173.001.1","noaa_urn:oid:2.49.0.1.840.0.e6a717b2dc390ef2f7ac736bfad4a9329b0e9ce6.001.1","noaa_urn:oid:2.49.0.1.840.0.375365cb5d6661fe1eef590ca2a8783e128f6524.001.1"] |
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 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 22/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.