Right now
The most recent data we hold from NOAA arrived 3 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 6 June 2026 at 04:45 UTC. It is kept here as a record.
It is the 5th strongest of the 60 detections recorded within 20 km of this point since 16 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 June 5 at 10:41PM CDT until June 5 at 11:45PM CDT by NWS Des Moines IA
An estimated 604,158 people live within 50 km of this point.
Nearby, since 16 March 2026
- August 5, 2026 · score 48 · 9.1 km
- September 7, 2026 · score 41 · 14.4 km
- June 13, 2026 · score 48 · 19.1 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 48 out of 100, at 81 % 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) | 48 / 100 |
| Our confidence | 81% |
| Coordinates | 41.0237, -95.4497 |
| Nearest City | Bellevue (39 km) |
| Population Exposed | 604.2K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-06T03:41:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.45aeee5faed1e6b4436a0cca25737a65 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Adair, IA; Adams, IA; Cass, IA; Fremont, IA; Mills, IA; Pottawattamie, IA; Cass, NE; Adair, IA; Adams, IA; Madison, IA; Union, IA and 4 more areas |
| Headline | Severe Thunderstorm Warning issued June 5 at 10:41PM CDT until June 5 at 11:45PM CDT by NWS Des Moines IA |
| Expires | 2026-06-05T23:45:00-05:00 |
| SenderName | NWS Des Moines IA |
| HasExactCoords | true |
| MergedCount | 7 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.45aeee5faed1e6b4436a0cca25737a6537a37d2c.001.1","noaa_urn:oid:2.49.0.1.840.0.aa1034d21bcf76804363639bdc603ab4158cccd1.002.1","noaa_urn:oid:2.49.0.1.840.0.0fe0e9eaf26cdc5d0edead65166c05ae494cf64c.001.1","noaa_urn:oid:2.49.0.1.840.0.712db94f68de1ba59bdc224a9635ccaed5e55003.001.1","noaa_urn:oid:2.49.0.1.840.0.a34f20268f7f5de4d3cb8dc43eb787cd428a39b3.001.1","noaa_urn:oid:2.49.0.1.840.0.03e02426de6d9bd5d60c02230920b980f88c8acc.001.1","noaa_urn:oid:2.49.0.1.840.0.ce0f5e5bb85b0a6becf1fa0de414474cbd4e3146.001.1"] |
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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