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.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 1 June 2026 at 10:15 UTC. It is kept here as a record.
It is the 7th strongest of the 12 detections recorded within 20 km of this point since 27 April 2026. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 1 at 4:54AM CDT until June 1 at 5:15AM CDT by NWS St Louis MO
Nearby, since 27 April 2026
- July 31, 2026 · score 46 · 14.9 km
- July 4, 2026 · score 39 · 15.1 km
How we know
Confirmed by 4 independent sources, including NOAA.
Our own score for this event is 22 out of 100, at 70 % 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 | 70% |
| Coordinates | 38.4355, -91.6064 |
| Nearest City | Jefferson City (52 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-01T09:54:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.4cb7bb6210b1d7d0041f288d61fc434a |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Crawford, MO; Gasconade, MO; Osage, MO; Franklin, MO; Gasconade, MO; Lincoln, MO; Montgomery, MO; Osage, MO; St. Charles, MO; Warren, MO; Maries, MO |
| Headline | Severe Thunderstorm Warning issued June 1 at 4:54AM CDT until June 1 at 5:15AM CDT by NWS St Louis MO |
| Expires | 2026-06-01T05:15:00-05:00 |
| SenderName | NWS St Louis MO |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.4cb7bb6210b1d7d0041f288d61fc434a638441a2.002.1","noaa_urn:oid:2.49.0.1.840.0.bbede64d046ec5315d478b0e89814c2cfca01aec.001.1","noaa_urn:oid:2.49.0.1.840.0.712b8799c4c91e87fe795715d5e36f8cd168babf.001.1"] |
| Spc ReportType | wind |
| Spc Speed | UNK |
| Spc Location | 1 NE Devil's Elbow |
| Spc County | Pulaski |
| Spc State | MO |
| Spc Comments | MSHP relayed report of a tree down on Highway Z near Trophy Lane. Time estimated from radar. (SGF) |
| MergedSources | [{"id":"spc_wind_38.00_-92.12_4","source":"spc","severity":"medium","severityValue":45,"timestamp":1780289414658,"latitude":38,"longitude":-92.12},{"id":"spc_wind_37.90_-92.09_5","source":"spc","severity":"medium","severityValue":45,"timestamp":1780289414658,"latitude":37.9,"longitude":-92.09},{"id":"spc_wind_37.86_-92.05_6","source":"spc","severity":"medium","severityValue":45,"timestamp":1780289414658,"latitude":37.86,"longitude":-92.05}] |
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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