This alert expired on 18 July 2026 at 03:43 UTC. It is kept here as a record.
It is one of only 2 we have recorded within 20 km of this point since 12 April 2026. The last comparable one was on 12 April 2026.
What the source measured
NOAA reported: PREPARE to EVACUATE in Morgan Territory due to WILDFIRE. More info at CWSAlerts.com
An estimated 4,076,080 people live within 50 km of this point.
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 52 out of 100, at 81 % 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) | 52 / 100 |
| Our confidence | 81% |
| Coordinates | 37.8709, -121.8753 |
| Nearest City | Danville (12 km) |
| Population Exposed | 4.1M within 50 km |
| Impact Tier | significant |
| Date | 2026-07-18 — time not reported by the source |
| Source | https://api.weather.gov/alerts/1925117172181051-1011720260717234333754 |
Score Breakdown
Technical Details
| Event | Local Area Emergency |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Location |
| Headline | PREPARE to EVACUATE in Morgan Territory due to WILDFIRE. More info at CWSAlerts.com |
| Expires | 2026-07-17T20:43:34-07:00 |
| SenderName | CA Contra Costa County CWS, Martinez, CA |
| HasExactCoords | true |
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 near Danville?
Calamity.live data shows a weather event with CalamityScore 52/100, near Danville (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.