This alert expired on 6 July 2026 at 03:15 UTC. It is kept here as a record.
No stronger detection stands among the 13 recorded within 20 km of this point since 15 March 2026 — 2 others scored the same. The last comparable one was on 23 June 2026. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 5 at 9:13PM CDT until July 5 at 10:15PM CDT by NWS Bismarck ND
An estimated 23,765 people live within 50 km of this point.
Nearby, since 15 March 2026
- June 8, 2026 · score 34 · 24.0 km
How we know
Confirmed by 4 independent sources, including NOAA.
Our own score for this event is 34 out of 100, at 91 % 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) | 34 / 100 |
| Our confidence | 91% |
| Coordinates | 47.2857, -102.5271 |
| Nearest City | Dickinson (49 km) |
| Population Exposed | 23.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-06T02:13:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Dunn, ND |
| Headline | Severe Thunderstorm Warning issued July 5 at 9:13PM CDT until July 5 at 10:15PM CDT by NWS Bismarck ND |
| Expires | 2026-07-05T22:15:00-05:00 |
| SenderName | NWS Bismarck ND |
| HasExactCoords | true |
| Iem TypeSummary | G |
| Iem Magnitude | 60 |
| Iem Unit | MPH |
| Iem City | 9 NE Oakdale |
| Iem County | Dunn |
| Iem State | ND |
| Iem Wfo | BIS |
| Iem Remark | Little Missouri State Park reports winds estimated at 60 mph and a lot of small hail covering the ground. Time estimated based on radar. |
| MergedSources | [{"id":"iem_H_46.890_-103.200_1783295700000","source":"iem","severity":"low","severityValue":25,"timestamp":1783295700000,"latitude":46.89,"longitude":-103.2},{"id":"iem_H_47.540_-102.780_1783293960000","source":"iem","severity":"low","severityValue":25,"timestamp":1783293960000,"latitude":47.54,"longitude":-102.78},{"id":"iem_G_47.550_-102.710_1783294500000","source":"iem","severity":"low","severityValue":25,"timestamp":1783294500000,"latitude":47.55,"longitude":-102.71}] |
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 34/100, near Dickinson (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.