Right now
The most recent data we hold from NOAA arrived 5 minutes ago, and this point is in it.
6 other detections within 20 km in the last 24 hours, the nearest 4 km from here.
This alert expired on 8 September 2026 at 00:15 UTC. It is kept here as a record.
No stronger detection stands among the 36 recorded within 20 km of this point since 8 June 2026 — 2 others scored the same. Another comparable one was recorded here earlier the same day.
What the source measured
NOAA reported: Tornado Warning issued September 7 at 6:44PM CDT until September 7 at 7:15PM CDT by NWS Bismarck ND
Nearby, since 8 June 2026
- July 30, 2026 · score 22 · 13.4 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 46 out of 100, at 70 % 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 | Critical |
| Calamity Score (ours) | 46 / 100 |
| Our confidence | 70% |
| Coordinates | 47.6800, -100.8460 |
| Nearest City | Minot (70 km) |
| Impact Tier | minor |
| Timestamp | 2026-09-07T23:44:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.3301020fc4755b658db79830623b910ab3bfbf8f.001.1 |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | McLean, ND |
| Headline | Tornado Warning issued September 7 at 6:44PM CDT until September 7 at 7:15PM CDT by NWS Bismarck ND |
| Expires | 2026-09-07T19:15:00-05:00 |
| SenderName | NWS Bismarck ND |
| HasExactCoords | true |
| Spc ReportType | tornado |
| Spc Speed | UNK |
| Spc Location | 6 S Strawberry Lake |
| Spc County | McLean |
| Spc State | ND |
| Spc Comments | Multiple reports of a cone tornado that lasted less than a minute. Storm was still rapidly rotating after tornado dissipated. (BIS) |
| Iem TypeSummary | T |
| Iem City | 6 S Strawberry Lake |
| Iem County | McLean |
| Iem State | ND |
| Iem Wfo | BIS |
| Iem Remark | Multiple reports of a cone tornado that lasted less than a minute. Storm was still rapidly rotating after tornado dissipated. |
Safety Information
If a tornado warning is issued: go to a basement or an interior room on the lowest floor, away from windows. A vehicle and a mobile home are not shelter. Cover your head and neck. Wait for the official all-clear before going outside, and watch for downed power lines and gas leaks afterwards.
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 46/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.