Reported by SPC today.
It is the 2nd strongest of the 110 detections recorded within 20 km of this point since 8 March 2026. Another comparable one was recorded here earlier the same day.
What the source measured
SPC reported: Wind UNK kt near 1 SE Lansing, Ingham, MI. Healthy 6 inch diameter tree down on road. Time approximate. (GRR)
An estimated 249,602 people live within 50 km of this point.
Nearby, since 8 March 2026
- March 8, 2026 · score 22 · 3.9 km
- September 3, 2026 · score 37 · 6.6 km
- September 3, 2026 · score 37 · 9.5 km
How we know
Confirmed by 2 independent sources, including SPC.
Our own score for this event is 37 out of 100, at 84 % 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) | 37 / 100 |
| Our confidence | 84% |
| Coordinates | 42.7000, -84.5400 |
| Nearest City | Lansing (4 km) |
| Population Exposed | 249.6K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-03T18:45:00.000Z |
| Source | https://www.spc.noaa.gov/climo/reports/today.html |
Score Breakdown
Technical Details
| ReportType | wind |
| Speed | UNK |
| Location | 1 SE Lansing |
| County | Ingham |
| State | MI |
| Comments | Healthy 6 inch diameter tree down on road. Time approximate. (GRR) |
| Iem TypeSummary | D |
| Iem City | 1 SE Lansing |
| Iem County | Ingham |
| Iem State | MI |
| Iem Wfo | GRR |
| Iem Remark | Healthy 6 inch diameter tree down on road. Time approximate. |
| MergedSources | [{"id":"iem_H_42.380_-84.750_1788441120000","source":"iem","severity":"low","severityValue":25,"timestamp":1788441120000,"latitude":42.38,"longitude":-84.75},{"id":"iem_D_42.700_-84.540_1788461100000","source":"iem","severity":"low","severityValue":25,"timestamp":1788461100000,"latitude":42.7,"longitude":-84.54}] |
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 Lansing?
Calamity.live data shows a weather event with CalamityScore 37/100, near Lansing (United States), based on data from spc. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.