Right now
The most recent data we hold from NOAA arrived 7 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 2 June 2026 at 21:45 UTC. It is kept here as a record.
It is the 31st strongest of the 97 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 2 at 3:13PM MDT until June 2 at 3:45PM MDT by NWS Rapid City SD
Nearby, since 15 March 2026
- July 31, 2026 · score 22 · 10.5 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 | 43.1635, -103.4961 |
| Nearest City | Rapid City (104 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-02T21:13:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.ffdc3ec57c8b6c1d18e65aea272f5933 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Jackson, SD; Oglala Lakota, SD; Bennett, SD; Jackson, SD; Oglala Lakota, SD and 3 more areas |
| Headline | Severe Thunderstorm Warning issued June 2 at 3:13PM MDT until June 2 at 3:45PM MDT by NWS Rapid City SD |
| Expires | 2026-06-02T15:45:00-06:00 |
| SenderName | NWS Rapid City SD |
| HasExactCoords | true |
| MergedCount | 7 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.ffdc3ec57c8b6c1d18e65aea272f593328d8ecaf.001.1","noaa_urn:oid:2.49.0.1.840.0.02df435f7e2c0b2e1e451a10b0014f4fff83678a.001.1","noaa_urn:oid:2.49.0.1.840.0.03f0381328b316bb306267331a12e3567be7d09b.001.1","noaa_urn:oid:2.49.0.1.840.0.359e796f18ed2f4c3bed1b88db2a7649e6051bf7.001.1","noaa_urn:oid:2.49.0.1.840.0.392d58a5e67b090de44b37b34bb556ebd704c65b.001.1","noaa_urn:oid:2.49.0.1.840.0.bda29c1a2dca64fe7d8916e4fca6a817506a80f6.001.1","noaa_urn:oid:2.49.0.1.840.0.cb6877906523be16ffa00e2993f03f0415dc3387.001.1"] |
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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