Reported by SPC 73 days ago.
It is the 7th strongest of the 109 detections recorded within 20 km of this point since 12 May 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
SPC reported: Wind UNK kt near 4 WSW Tucson, Pima, AZ. 4 to 5 power poles reported down. (TWC)
An estimated 855,005 people live within 50 km of this point.
Nearby, since 12 May 2026
- August 30, 2026 · score 48 · 0.0 km
- July 17, 2026 · score 48 · 1.4 km
- August 28, 2026 · score 54 · 6.2 km
How we know
Confirmed by 2 independent sources, including SPC.
Our own score for this event is 48 out of 100, at 79 % 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) | 48 / 100 |
| Our confidence | 79% |
| Coordinates | 32.1700, -110.9600 |
| Nearest City | Tucson (6 km) |
| Population Exposed | 855.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-18T06:22:26.927Z |
| Source | https://www.spc.noaa.gov/climo/reports/today.html |
Score Breakdown
Technical Details
| ReportType | wind |
| Speed | UNK |
| Location | 4 WSW Tucson |
| County | Pima |
| State | AZ |
| Comments | 4 to 5 power poles reported down. (TWC) |
| Iem TypeSummary | F |
| Iem City | 6 WSW Tucson |
| Iem County | Pima |
| Iem State | AZ |
| Iem Wfo | TWC |
| Iem Remark | Swift water rescue reported for two individuals in the Santa Cruz River. |
| MergedSources | [{"id":"iem_F_32.180_-110.990_1781742840000","source":"iem","severity":"low","severityValue":25,"timestamp":1781742840000,"latitude":32.18,"longitude":-110.99}] |
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 48/100, near Tucson (United States), based on data from spc. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.