Right now
The most recent data we hold from NOAA arrived 35 minutes 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 8 June 2026 at 05:30 UTC. It is kept here as a record.
It is the 2nd strongest of the 39 detections recorded within 20 km of this point since 3 April 2026. The last comparable one was on 17 April 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 7 at 11:34PM CDT until June 8 at 12:30AM CDT by NWS Grand Forks ND
Nearby, since 3 April 2026
- July 9, 2026 · score 22 · 11.1 km
- June 29, 2026 · score 46 · 18.0 km
- July 9, 2026 · score 22 · 20.0 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.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
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 |
| Legacy data-support index | 0.61/1 |
| Coordinates | 48.1985, -99.0192 |
| Nearest City | Jamestown (145 km) |
| Urban exposure index (PEI) | 0 within 50 km |
| Impact Tier | minor |
| Timestamp | 2026-06-08T04:34:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.53e0d44c729a126dfc36ddde75fae6a320b803bc.001.1 |
Physical priority index · v1. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: noaa. Occurrence: 2026-06-08T04:34:00.000Z.
First archived: 2026-06-08T05:17:58.241Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Benson, ND; Cavalier, ND; Eddy, ND; Ramsey, ND; Towner, ND |
| Headline | Severe Thunderstorm Warning issued June 7 at 11:34PM CDT until June 8 at 12:30AM CDT by NWS Grand Forks ND |
| Expires | 2026-06-08T00:30:00-05:00 |
| SenderName | NWS Grand Forks ND |
| HasExactCoords | true |
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.
Review the area, threshold and delivery channel in your account.
Want to know when something happens in this area?