Right now
The most recent data we hold from NOAA arrived 5 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
One other detection within 20 km in the last 24 hours, 3 km from here.
This alert expired on 8 June 2026 at 02:45 UTC. It is kept here as a record.
It is the 2nd strongest of the 18 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 7 at 9:39PM CDT until June 7 at 9:45PM CDT by NWS Bismarck ND
Nearby, since 15 March 2026
- July 3, 2026 · score 22 · 16.7 km
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 60 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 22 / 100 |
| Our confidence | 60% |
| Coordinates | 47.2397, -101.7519 |
| Nearest City | Mandan (80 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-08T02:39:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.9bdeed46b4bea03bb796316e72b091fd |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Grant, ND; McLean, ND; Mercer, ND; Morton, ND; Oliver, ND; Burleigh, ND; Emmons, ND; Grant, ND; Kidder, ND; McLean, ND; Mercer, ND; Morton, ND; Oliver, ND; Sioux, ND; Bottineau, ND; Burke, ND; Dunn, ND; McLean, ND; Mercer, ND; Mountrail, ND; Renville, ND; Ward, ND and 3 more areas |
| Headline | Severe Thunderstorm Warning issued June 7 at 9:39PM CDT until June 7 at 9:45PM CDT by NWS Bismarck ND |
| Expires | 2026-06-07T21:45:00-05:00 |
| SenderName | NWS Bismarck ND |
| HasExactCoords | true |
| MergedCount | 6 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.9bdeed46b4bea03bb796316e72b091fdd66fda38.001.1","noaa_urn:oid:2.49.0.1.840.0.f89e2209121e6bc8ca759d95bf16d29316cffeae.001.1","noaa_urn:oid:2.49.0.1.840.0.4a5297741b7c23894c08bed5c04f41e9552c3da3.001.1","noaa_urn:oid:2.49.0.1.840.0.c878a77e41f3702906e92826b75358b91be1d822.001.1","noaa_urn:oid:2.49.0.1.840.0.4684bef5e51164562f30a36d155c463de7bf6495.001.1","noaa_urn:oid:2.49.0.1.840.0.e8743886442b8a049724e0efa28c9019c20bdd56.001.1"] |
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 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 22/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.