Right now
The most recent data we hold from NOAA arrived 2 hours ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 3 June 2026 at 03:00 UTC. It is kept here as a record.
It is the 16th strongest of the 79 detections recorded within 20 km of this point since 2 June 2026. The last comparable one was on 2 June 2026. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Watch issued June 2 at 7:35PM CDT until June 2 at 10:00PM CDT by NWS Bismarck ND
Nearby, since 2 June 2026
- September 8, 2026 · score 28 · 0.0 km
- September 7, 2026 · score 28 · 0.0 km
- August 31, 2026 · score 22 · 0.0 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 | 47.5000, -100.5000 |
| Nearest City | Bismarck (80 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-03T00:35:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Watch_noaa_urn:oid:2.49.0.1.840.0.acc64a5631d76e8533175de5e6b13741 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Watch |
| Urgency | Future |
| Certainty | Possible |
| AreaDesc | Adams, ND; Burleigh, ND; Emmons, ND; Foster, ND; Grant, ND; Hettinger, ND; Kidder, ND; Logan, ND; McIntosh, ND; Mercer, ND; Morton, ND; Oliver, ND; Sheridan, ND; Sioux, ND; Stutsman, ND; Wells, ND; Barnes, ND; Benson, ND; Cavalier, ND; Eddy, ND; Griggs, ND; Nelson, ND; Pembina, ND; Ramsey, ND; Towner, ND; Walsh, ND |
| Headline | Severe Thunderstorm Watch issued June 2 at 7:35PM CDT until June 2 at 10:00PM CDT by NWS Bismarck ND |
| Expires | 2026-06-02T22:00:00-05:00 |
| SenderName | NWS Bismarck ND |
| HasExactCoords | false |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.acc64a5631d76e8533175de5e6b1374165f93ed3.002.1","noaa_urn:oid:2.49.0.1.840.0.590f4b87bade5dc0a1332f6a1477aba313e628c3.001.1"] |
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.
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