This alert expired on 30 August 2026 at 23:45 UTC. It is kept here as a record.
No stronger detection stands among the 6 recorded within 20 km of this point since 8 April 2026 — 3 others scored the same. Another comparable one was recorded here earlier the same day.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 30 at 6:07PM CDT until August 30 at 6:45PM CDT by NWS Bismarck ND
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 22 out of 100, at 61 % 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) | 22 / 100 |
| Our confidence | 61% |
| Coordinates | 46.8272, -102.0509 |
| Nearest City | Dickinson (57 km) |
| Impact Tier | minor |
| Timestamp | 2026-08-30T23:07:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Bottineau, ND; Renville, ND; Ward, ND; McLean, ND; Ward, ND; Grant, ND; Sioux, ND and 5 more areas |
| Headline | Severe Thunderstorm Warning issued August 30 at 6:07PM CDT until August 30 at 6:45PM CDT by NWS Bismarck ND |
| Expires | 2026-08-30T18:45:00-05:00 |
| SenderName | NWS Bismarck ND |
| HasExactCoords | true |
| MergedCount | 15 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.60ac2e7828e53ba44e8ba2c2b47157f8862e2d82.001.1","noaa_urn:oid:2.49.0.1.840.0.60ac2e7828e53ba44e8ba2c2b47157f8862e2d82.001.1","noaa_urn:oid:2.49.0.1.840.0.7310a2e5a6ddb4b2bb08fc90b80cc0c4d2c2b560.001.1","noaa_urn:oid:2.49.0.1.840.0.7310a2e5a6ddb4b2bb08fc90b80cc0c4d2c2b560.001.1","noaa_urn:oid:2.49.0.1.840.0.95583944599e1611968f6da01aeaea7cca553a73.001.1","noaa_urn:oid:2.49.0.1.840.0.95583944599e1611968f6da01aeaea7cca553a73.001.1","noaa_urn:oid:2.49.0.1.840.0.ca0fc2f92508cecacf2e7c0759144ea11fa6fdb7.001.1","noaa_urn:oid:2.49.0.1.840.0.ca0fc2f92508cecacf2e7c0759144ea11fa6fdb7.001.1","noaa_urn:oid:2.49.0.1.840.0.efc541eccf65aa4ea77c6818d867b22cde52ea3f.001.1","noaa_urn:oid:2.49.0.1.840.0.efc541eccf65aa4ea77c6818d867b22cde52ea3f.001.1","noaa_urn:oid:2.49.0.1.840.0.50dd917455059114430805a806f8a62cd2ebb425.001.1","noaa_urn:oid:2.49.0.1.840.0.50dd917455059114430805a806f8a62cd2ebb425.001.1","noaa_urn:oid:2.49.0.1.840.0.e72261f2838be027a2367114989301aed75652da.001.1","noaa_urn:oid:2.49.0.1.840.0.8ccbc143ebd0953136190367b60a742a2e1bddf2.001.1","noaa_urn:oid:2.49.0.1.840.0.8ccbc143ebd0953136190367b60a742a2e1bddf2.001.1"] |
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 22/100, near Dickinson (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.