Reported by SPC today.
It is the 4th strongest of the 45 detections recorded within 20 km of this point since 15 March 2026. The last comparable one was on 2 September 2026.
What the source measured
SPC reported: Hail 200 in near Birch Run, Saginaw, MI. Multiple spotter and public reports with images of hailstones up to 2 inches in diamater across Birch Run. (DTX)
An estimated 235,356 people live within 50 km of this point.
Nearby, since 15 March 2026
- September 3, 2026 · score 49 · 0.0 km
- September 2, 2026 · score 49 · 0.0 km
- September 2, 2026 · score 37 · 12.6 km
How we know
Confirmed by 2 independent sources, including SPC.
Our own score for this event is 49 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 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 | 87% |
| Coordinates | 43.2500, -83.7900 |
| Nearest City | Saginaw (23 km) |
| Population Exposed | 235.4K within 50 km |
| Impact Tier | severe |
| Timestamp | 2026-09-03T00:09:14.452Z |
| Source | https://www.spc.noaa.gov/climo/reports/today.html |
Score Breakdown
Technical Details
| ReportType | hail |
| Speed | 200 |
| Location | Birch Run |
| County | Saginaw |
| State | MI |
| Comments | Multiple spotter and public reports with images of hailstones up to 2 inches in diamater across Birch Run. (DTX) |
| Iem TypeSummary | H |
| Iem Magnitude | 2 |
| Iem Unit | inch |
| Iem City | Birch Run |
| Iem County | Saginaw |
| Iem State | MI |
| Iem Wfo | DTX |
| Iem Remark | Multiple spotter and public reports with images of hailstones up to 2 inches in diamater across Birch Run. |
| MergedSources | [{"id":"iem_H_43.250_-83.790_1788385080000","source":"iem","severity":"low","severityValue":25,"timestamp":1788385080000,"latitude":43.25,"longitude":-83.79}] |
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 Saginaw?
Calamity.live data shows a weather event with CalamityScore 49/100, near Saginaw (United States), based on data from spc. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.