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.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 13 July 2026 at 00:15 UTC. It is kept here as a record.
It is the 6th strongest of the 22 detections recorded within 20 km of this point since 12 July 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 12 at 4:59PM MST until July 12 at 5:15PM MST by NWS Tucson AZ
Urban PEI: 253,042 within a heuristic 50 km radius; not unique people.
Nearby, since 12 July 2026
- July 17, 2026 · score 37 · 1.4 km
- September 12, 2026 · score 37 · 12.8 km
- July 17, 2026 · score 41 · 13.7 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
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) | 43 / 100 |
| Legacy data-support index | 0.80/1 |
| Coordinates | 32.6933, -111.2801 |
| Nearest City | Eloy (26 km) |
| Urban exposure index (PEI) | 253.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-12T23:59:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.825c543a84241b11e09850da784d58d5 |
Physical priority index · v1. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: noaa. Occurrence: 2026-07-12T23:59:00.000Z.
First archived: 2026-07-13T00:07:37.727Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Pima, AZ; Pinal, AZ; Gila, AZ; Maricopa, AZ; Pinal, AZ |
| Headline | Severe Thunderstorm Warning issued July 12 at 4:59PM MST until July 12 at 5:15PM MST by NWS Tucson AZ |
| Expires | 2026-07-12T17:15:00-07:00 |
| SenderName | NWS Tucson AZ |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.825c543a84241b11e09850da784d58d5b8bbf0ba.001.1","noaa_urn:oid:2.49.0.1.840.0.12f7f1d95cfd6c7af228d50d8f5960c6663a3157.001.1","noaa_urn:oid:2.49.0.1.840.0.624167b4a9839a62c08619503be9bcf21afe2c9f.001.1","noaa_urn:oid:2.49.0.1.840.0.f909b43fa75c458bacde53e5125cb8ab3ce581b7.001.1"] |
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.
Review the area, threshold and delivery channel in your account.
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