Reported by SPC 171 days ago.
No stronger detection stands among the 226 recorded within 20 km of this point since 16 March 2026 — 188 others scored the same. Another comparable one was recorded here earlier the same day. 155 more were recorded here in the fortnight before it.
What the source measured
SPC reported: Wind UNK kt near Memphis, Clark, IN. Report of tree down on US 31. (LMK)
An estimated 909,379 people live within 50 km of this point.
Nearby, since 16 March 2026
- June 18, 2026 · score 41 · 2.9 km
- June 27, 2026 · score 48 · 6.2 km
- May 19, 2026 · score 48 · 11.8 km
How we know
Confirmed by 2 independent sources, including SPC.
Our own score for this event is 48 out of 100, at 87 % 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) | 48 / 100 |
| Our confidence | 87% |
| Coordinates | 38.4900, -85.7600 |
| Nearest City | Clarksville (21 km) |
| Population Exposed | 909.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-16T04:18:00.000Z |
| Source | https://www.spc.noaa.gov/climo/reports/today.html |
Score Breakdown
Technical Details
| ReportType | wind |
| Speed | UNK |
| Location | Memphis |
| County | Clark |
| State | IN |
| Comments | Report of tree down on US 31. (LMK) |
| Iem TypeSummary | D |
| Iem City | Memphis |
| Iem County | Clark |
| Iem State | IN |
| Iem Wfo | LMK |
| Iem Remark | Report of tree down on US 31. |
| MergedSources | [{"id":"iem_D_38.490_-85.760_1773634680000","source":"iem","severity":"low","severityValue":25,"timestamp":1773634680000,"latitude":38.49,"longitude":-85.76}] |
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 Clarksville?
Calamity.live data shows a weather event with CalamityScore 48/100, near Clarksville (United States), based on data from spc. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.