Reported by SPC today.
No stronger detection stands among the 14 recorded within 20 km of this point since 30 June 2026 — 8 others scored the same. Another comparable one was recorded here earlier the same day.
What the source measured
SPC reported: Wind UNK kt near 3 E Inkster, Grand Forks, ND. Downed Corn crops in the area from thunderstorm wind. (FGF)
An estimated 57,011 people live within 50 km of this point.
How we know
Confirmed by 2 independent sources, including SPC.
Our own score for this event is 32 out of 100, at 86 % 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) | 32 / 100 |
| Our confidence | 86% |
| Coordinates | 48.1500, -97.5800 |
| Nearest City | Grand Forks (48 km) |
| Population Exposed | 57.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-04T04:19:59.025Z |
| Source | https://www.spc.noaa.gov/climo/reports/today.html |
Score Breakdown
Technical Details
| ReportType | wind |
| Speed | UNK |
| Location | 3 E Inkster |
| County | Grand Forks |
| State | ND |
| Comments | Downed Corn crops in the area from thunderstorm wind. (FGF) |
| Iem TypeSummary | D |
| Iem City | 3 E Inkster |
| Iem County | Grand Forks |
| Iem State | ND |
| Iem Wfo | FGF |
| Iem Remark | Downed Corn crops in the area from thunderstorm wind. |
| MergedSources | [{"id":"iem_D_48.150_-97.580_1788477900000","source":"iem","severity":"low","severityValue":25,"timestamp":1788477900000,"latitude":48.15,"longitude":-97.58}] |
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 in this area?
Calamity.live data shows a weather event with CalamityScore 32/100 (United States), based on data from spc. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.