Right now
The most recent data we hold from NOAA arrived 7 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
8 other detections within 20 km in the last 24 hours, the nearest <1 km from here.
This alert expired on 10 September 2026 at 01:30 UTC. It is kept here as a record.
It is the 16th strongest of the 62 detections recorded within 20 km of this point since 26 June 2026. Another comparable one was recorded here earlier the same day. 8 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 9 at 6:12PM MST until September 9 at 6:30PM MST by NWS Tucson AZ
An estimated 43,355 people live within 50 km of this point.
Nearby, since 26 June 2026
- August 31, 2026 · score 34 · 12.5 km
- September 10, 2026 · score 28 · 16.3 km
- June 26, 2026 · score 34 · 19.9 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 28 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 v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 28 / 100 |
| Our confidence | 81% |
| Coordinates | 31.9173, -110.0747 |
| Nearest City | Sierra Vista (46 km) |
| Population Exposed | 43.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-10T01:12:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.381ea7063e6fdf98dec1b8748c9d1238fade6594.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Cochise, AZ |
| Headline | Severe Thunderstorm Warning issued September 9 at 6:12PM MST until September 9 at 6:30PM MST by NWS Tucson AZ |
| Expires | 2026-09-09T18:30:00-07:00 |
| SenderName | NWS Tucson AZ |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.381ea7063e6fdf98dec1b8748c9d1238fade6594.001.1","noaa_urn:oid:2.49.0.1.840.0.1995d0fad074a289dd5f88ec2a5a1d135898dced.001.1","noaa_urn:oid:2.49.0.1.840.0.8e7ad2b584a9a82c52537305b281de2c0ffd0ced.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 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.
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