This alert expired on 24 June 2026 at 20:15 UTC. It is kept here as a record.
It is the 17th strongest of the 130 detections recorded within 20 km of this point since 15 March 2026. The last comparable one was on 10 June 2026. 5 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 24 at 2:50PM CDT until June 24 at 3:15PM CDT by NWS Green Bay WI
An estimated 80,767 people live within 50 km of this point.
Nearby, since 15 March 2026
- July 21, 2026 · score 67 · 14.1 km
- May 27, 2026 · score 43 · 14.9 km
- June 30, 2026 · score 43 · 17.0 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 39 out of 100, at 84 % 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) | 39 / 100 |
| Our confidence | 84% |
| Coordinates | 44.9062, -89.5689 |
| Nearest City | Weston (2 km) |
| Population Exposed | 80.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-24T19:50:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.08d00c4a0d4a1d61491d1c7d4455b584 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Langlade, WI; Marathon, WI; Wood, WI |
| Headline | Severe Thunderstorm Warning issued June 24 at 2:50PM CDT until June 24 at 3:15PM CDT by NWS Green Bay WI |
| Expires | 2026-06-24T15:15:00-05:00 |
| SenderName | NWS Green Bay WI |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.08d00c4a0d4a1d61491d1c7d4455b5840d6dd74c.001.1","noaa_urn:oid:2.49.0.1.840.0.9fac482a800ff476d1afa9794eafac53a3c96c55.001.1"] |
| Iem TypeSummary | C |
| Iem City | 5 S Spencer |
| Iem County | Marathon |
| Iem State | WI |
| Iem Wfo | GRB |
| MergedSources | [{"id":"iem_C_44.690_-90.290_1782328980000","source":"iem","severity":"low","severityValue":25,"timestamp":1782328980000,"latitude":44.69,"longitude":-90.29}] |
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 near Weston?
Calamity.live data shows a weather event with CalamityScore 39/100, near Weston (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.