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 26 May 2026 at 23:45 UTC. It is kept here as a record.
It is the 8th strongest of the 31 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. 8 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 26 at 6:35PM CDT until May 26 at 6:45PM CDT by NWS La Crosse WI
An estimated 24,563 people live within 50 km of this point.
Nearby, since 15 March 2026
- July 8, 2026 · score 58 · 11.1 km
- July 9, 2026 · score 43 · 13.9 km
- September 2, 2026 · score 37 · 15.7 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 34 out of 100, at 85 % 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 | 85% |
| Coordinates | 43.6180, -92.7500 |
| Nearest City | Austin (19 km) |
| Population Exposed | 24.6K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-26T23:35:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.8d45f9e86534609b7414c92cc09ae3e076872260.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Mower, MN |
| Headline | Severe Thunderstorm Warning issued May 26 at 6:35PM CDT until May 26 at 6:45PM CDT by NWS La Crosse WI |
| Expires | 2026-05-26T18:45:00-05:00 |
| SenderName | NWS La Crosse WI |
| HasExactCoords | true |
| Iem TypeSummary | H |
| Iem Magnitude | 0.75 |
| Iem Unit | Inch |
| Iem City | 3 W Elkton |
| Iem County | Mower |
| Iem State | MN |
| Iem Wfo | ARX |
| Iem Remark | Report from mPING: Dime (0.75 in.). |
| MergedSources | [{"id":"iem_H_43.670_-92.770_1779837300000","source":"iem","severity":"low","severityValue":25,"timestamp":1779837300000,"latitude":43.67,"longitude":-92.77}] |
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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