Right now
The most recent data we hold from NOAA arrived 4 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 24 June 2026 at 00:15 UTC. It is kept here as a record.
No stronger detection stands among the 13 recorded within 20 km of this point since 15 March 2026 — 6 others scored the same. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 23 at 6:29PM CDT until June 23 at 7:15PM CDT by NWS Twin Cities/Chanhassen MN
An estimated 19,638 people live within 50 km of this point.
Nearby, since 15 March 2026
- May 24, 2026 · score 34 · 4.1 km
How we know
Confirmed by 5 independent sources, including NOAA.
Our own score for this event is 34 out of 100, at 88 % 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) | 34 / 100 |
| Our confidence | 88% |
| Coordinates | 44.7414, -94.7243 |
| Nearest City | Willmar (49 km) |
| Population Exposed | 19.6K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-23T23:29:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.bc27e92cb43df0b0f52a0e3ec7eb5ebcf50f1dc3.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Renville, MN |
| Headline | Severe Thunderstorm Warning issued June 23 at 6:29PM CDT until June 23 at 7:15PM CDT by NWS Twin Cities/Chanhassen MN |
| Expires | 2026-06-23T19:15:00-05:00 |
| SenderName | NWS Twin Cities/Chanhassen MN |
| HasExactCoords | true |
| Iem TypeSummary | H |
| Iem Magnitude | 1.75 |
| Iem Unit | Inch |
| Iem City | 7 NNW Cosmos |
| Iem County | Meeker |
| Iem State | MN |
| Iem Wfo | MPX |
| Iem Remark | Spotter reported everything from half dollar to golf ball sized hail along the county line. |
| MergedSources | [{"id":"iem_H_45.120_-95.050_1782253800000","source":"iem","severity":"low","severityValue":25,"timestamp":1782253800000,"latitude":45.12,"longitude":-95.05},{"id":"iem_D_45.080_-94.310_1782242040000","source":"iem","severity":"low","severityValue":25,"timestamp":1782242040000,"latitude":45.08,"longitude":-94.31},{"id":"iem_H_44.740_-94.190_1782251100000","source":"iem","severity":"low","severityValue":25,"timestamp":1782251100000,"latitude":44.74,"longitude":-94.19},{"id":"iem_H_45.030_-94.760_1782255600000","source":"iem","severity":"low","severityValue":25,"timestamp":1782255600000,"latitude":45.03,"longitude":-94.76}] |
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 34/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.