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 30 June 2026 at 06:15 UTC. It is kept here as a record.
It is the strongest of the 64 detections recorded within 20 km of this point since 15 March 2026. The last comparable one was on 25 June 2026. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 30 at 12:58AM CDT until June 30 at 1:15AM CDT by NWS Duluth MN
An estimated 112,689 people live within 50 km of this point.
Nearby, since 15 March 2026
- July 3, 2026 · score 43 · 18.2 km
How we know
Confirmed by 18 independent sources, including NOAA.
Our own score for this event is 49 out of 100, at 90 % 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 | High |
| Calamity Score (ours) | 49 / 100 |
| Our confidence | 90% |
| Coordinates | 46.9912, -92.4737 |
| Nearest City | Duluth (36 km) |
| Population Exposed | 112.7K within 50 km |
| Impact Tier | severe |
| Timestamp | 2026-06-30T05:58:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.20e760592b24b0197c2e96f272a1292467aa8600.002.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Carlton, MN; Lake, MN; St. Louis, MN |
| Headline | Severe Thunderstorm Warning issued June 30 at 12:58AM CDT until June 30 at 1:15AM CDT by NWS Duluth MN |
| Expires | 2026-06-30T01:15:00-05:00 |
| SenderName | NWS Duluth MN |
| HasExactCoords | true |
| Spc ReportType | hail |
| Spc Speed | 100 |
| Spc Location | Wrenshall |
| Spc County | Carlton |
| Spc State | MN |
| Spc Comments | Photo sent in via social media showing the largest hailstone next to a quarter. Also two other smaller hailstones in the picture. (DLH) |
| MergedSources | [{"id":"spc_wind_47.25_-93.15_32","source":"spc","severity":"medium","severityValue":45,"timestamp":1782799573046,"latitude":47.25,"longitude":-93.15},{"id":"spc_wind_47.49_-92.88_34","source":"spc","severity":"medium","severityValue":45,"timestamp":1782799573046,"latitude":47.49,"longitude":-92.88},{"id":"spc_wind_47.45_-92.89_35","source":"spc","severity":"medium","severityValue":45,"timestamp":1782799573046,"latitude":47.45,"longitude":-92.89},{"id":"spc_wind_47.49_-92.47_36","source":"spc","severity":"medium","severityValue":45,"timestamp":1782799573046,"latitude":47.49,"longitude":-92.47},{"id":"spc_wind_47.53_-92.25_37","source":"spc","severity":"medium","severityValue":45,"timestamp":1782799573046,"latitude":47.53,"longitude":-92.25},{"id":"spc_wind_47.52_-92.54_38","source":"spc","severity":"medium","severityValue":45,"timestamp":1782799573046,"latitude":47.52,"longitude":-92.54},{"id":"spc_wind_47.46_-92.77_40","source":"spc","severity":"medium","severityValue":45,"timestamp":1782799573046,"latitude":47.46,"longitude":-92.77},{"id":"spc_wind_47.43_-92.71_41","source":"spc","severity":"medium","severityValue":45,"timestamp":1782799573046,"latitude":47.43,"longitude":-92.71},{"id":"spc_wind_47.00_-93.26_98","source":"spc","severity":"medium","severityValue":45,"timestamp":1782795540000,"latitude":47,"longitude":-93.26},{"id":"spc_wind_47.00_-93.20_99","source":"spc","severity":"medium","severityValue":45,"timestamp":1782795600000,"latitude":47,"longitude":-93.2},{"id":"spc_hail_46.53_-93.15_110","source":"spc","severity":"high","severityValue":65,"timestamp":1782799573046,"latitude":46.53,"longitude":-93.15},{"id":"spc_hail_46.54_-93.17_111","source":"spc","severity":"high","severityValue":65,"timestamp":1782799573046,"latitude":46.54,"longitude":-93.17},{"id":"spc_hail_46.50_-92.69_112","source":"spc","severity":"high","severityValue":65,"timestamp":1782799573046,"latitude":46.5,"longitude":-92.69},{"id":"spc_hail_46.50_-92.69_113","source":"spc","severity":"high","severityValue":65,"timestamp":1782799573046,"latitude":46.5,"longitude":-92.69},{"id":"spc_hail_46.50_-92.69_114","source":"spc","severity":"high","severityValue":65,"timestamp":1782799573046,"latitude":46.5,"longitude":-92.69},{"id":"spc_hail_46.57_-92.63_115","source":"spc","severity":"high","severityValue":65,"timestamp":1782799573046,"latitude":46.57,"longitude":-92.63},{"id":"spc_hail_46.62_-92.38_116","source":"spc","severity":"high","severityValue":65,"timestamp":1782799573046,"latitude":46.62,"longitude":-92.38}] |
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 49/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.