Right now
The most recent data we hold from SPC arrived 2 hours ago, and this point is in it.
21 other detections within 20 km in the last 24 hours, the nearest <1 km from here.
Reported by SPC today.
It is the 3rd strongest of the 71 detections recorded within 20 km of this point since 13 April 2026. Another comparable one was recorded here earlier the same day. 29 more were recorded here in the fortnight before it.
What the source measured
SPC reported: Wind 78 kt near 11 ENE Patagonia, Santa Cruz, AZ. Public weather station recorded wind gust of 78 mph. (TWC)
An estimated 368,742 people live within 50 km of this point.
Nearby, since 13 April 2026
- September 10, 2026 · score 49 · 0.0 km
- August 3, 2026 · score 43 · 3.8 km
- August 29, 2026 · score 43 · 4.1 km
How we know
Confirmed by 2 independent sources, including SPC.
Our own score for this event is 49 out of 100, at 72 % 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 | High |
| Calamity Score (ours) | 49 / 100 |
| Our confidence | 72% |
| Coordinates | 31.5900, -110.5800 |
| Nearest City | Sierra Vista (27 km) |
| Population Exposed | 368.7K within 50 km |
| Impact Tier | severe |
| Timestamp | 2026-09-10T02:04:00.000Z |
| Source | https://www.spc.noaa.gov/climo/reports/today.html |
Score Breakdown
Technical Details
| ReportType | wind |
| Speed | 78 |
| Location | 11 ENE Patagonia |
| County | Santa Cruz |
| State | AZ |
| Comments | Public weather station recorded wind gust of 78 mph. (TWC) |
| Iem TypeSummary | G |
| Iem Magnitude | 78 |
| Iem Unit | MPH |
| Iem City | 11 ENE Patagonia |
| Iem County | Santa Cruz |
| Iem State | AZ |
| Iem Wfo | TWC |
| Iem Remark | Public weather station recorded wind gust of 78 mph. |
| MergedSources | [{"id":"iem_G_31.560_-110.750_1788997440000","source":"iem","severity":"low","severityValue":25,"timestamp":1788997440000,"latitude":31.56,"longitude":-110.75},{"id":"iem_G_31.590_-110.580_1789005840000","source":"iem","severity":"low","severityValue":25,"timestamp":1789005840000,"latitude":31.59,"longitude":-110.58}] |
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 Sierra Vista?