Right now
The most recent data we hold from NOAA arrived 2 hours 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 11 June 2026 at 02:00 UTC. It is kept here as a record.
It is the 10th strongest of the 65 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 10 at 8:09PM CDT until June 10 at 9:00PM CDT by NWS Green Bay WI
An estimated 44,501 people live within 50 km of this point.
Nearby, since 15 March 2026
- June 24, 2026 · score 34 · 5.6 km
- July 2, 2026 · score 34 · 18.5 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 28 out of 100, at 79 % 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) | 28 / 100 |
| Our confidence | 79% |
| Coordinates | 44.0922, -89.4554 |
| Nearest City | Wisconsin Rapids (43 km) |
| Population Exposed | 44.5K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-11T01:09:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.dfe99125852b5ac43db4f2ceb50a60e1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Portage, WI; Waupaca, WI; Waushara, WI; Marquette, WI and 1 more areas |
| Headline | Severe Thunderstorm Warning issued June 10 at 8:09PM CDT until June 10 at 9:00PM CDT by NWS Green Bay WI |
| Expires | 2026-06-10T21:00:00-05:00 |
| SenderName | NWS Green Bay WI |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.dfe99125852b5ac43db4f2ceb50a60e14693a546.001.1","noaa_urn:oid:2.49.0.1.840.0.a1ff0ac2629ac9e6973d66cb32ce0fed0c0cb574.001.1","noaa_urn:oid:2.49.0.1.840.0.0f3ff21ee96a1195eaf6dea174d58fb7234a2c7b.001.1","noaa_urn:oid:2.49.0.1.840.0.fa3ae82c16e179391d136df68ac24aab3bfe89be.002.1"] |
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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