This alert expired on 24 June 2026 at 21:51 UTC. It is kept here as a record.
No stronger detection stands among the 43 recorded within 20 km of this point since 15 March 2026 — 5 others scored the same. Another comparable one was recorded here earlier the same day. 9 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 24 at 4:41PM CDT until June 24 at 4:45PM CDT by NWS Marquette MI
An estimated 184,058 people live within 50 km of this point.
Nearby, since 15 March 2026
- June 16, 2026 · score 43 · 14.9 km
- June 11, 2026 · score 16 · 19.1 km
- July 8, 2026 · score 34 · 24.0 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 86 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 43 / 100 |
| Our confidence | 86% |
| Coordinates | 44.2631, -89.0188 |
| Nearest City | Neenah (45 km) |
| Population Exposed | 184.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-24T21:41:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.34fd3dd7e26349e5ed986eb646a1d6c9 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Iron, MI; Menominee, WI; Oconto, WI; Shawano, WI; Florence, WI and 4 more areas |
| Headline | Severe Thunderstorm Warning issued June 24 at 4:41PM CDT until June 24 at 4:45PM CDT by NWS Marquette MI |
| Expires | 2026-06-24T16:51:00-05:00 |
| SenderName | NWS Marquette MI |
| HasExactCoords | true |
| MergedCount | 7 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.34fd3dd7e26349e5ed986eb646a1d6c9ee417439.001.1","noaa_urn:oid:2.49.0.1.840.0.ffd98d83b9e3fff34dbd3b84205df1729610b1fa.001.1","noaa_urn:oid:2.49.0.1.840.0.a80d9a48e43a410e02482a573868e5ba2ee09ea8.001.1","noaa_urn:oid:2.49.0.1.840.0.2ed6b292c6d595c8f3a51d6dd07d3ddf077e1492.001.1","noaa_urn:oid:2.49.0.1.840.0.f3553146624c875a5b766f9242d1313f1f750656.001.1","noaa_urn:oid:2.49.0.1.840.0.df2bbb00de261277eed0e99dba4432ce7c4f55bf.001.1","noaa_urn:oid:2.49.0.1.840.0.2d02fa2af57bb7b682d961874d98970af4acaf75.001.1"] |
| Iem TypeSummary | R |
| Iem Magnitude | 1.16 |
| Iem Unit | Inch |
| Iem City | 4 SE Rose Lawn |
| Iem County | Outagamie |
| Iem State | WI |
| Iem Wfo | GRB |
| Iem Remark | Mesonet station DW7584 Seymour. |
| MergedSources | [{"id":"iem_H_44.500_-89.810_1782333240000","source":"iem","severity":"low","severityValue":25,"timestamp":1782333240000,"latitude":44.5,"longitude":-89.81},{"id":"iem_R_44.540_-88.250_1782331200000","source":"iem","severity":"low","severityValue":25,"timestamp":1782331200000,"latitude":44.54,"longitude":-88.25}] |
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 10 February 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 43/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.