Right now
The most recent data we hold from NOAA arrived 9 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 06:04 UTC. It is kept here as a record.
It is the 4th strongest of the 20 detections recorded within 20 km of this point since 17 April 2026. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 6 at 12:54AM CDT until June 6 at 1:00AM CDT by NWS Des Moines IA
Nearby, since 17 April 2026
- August 5, 2026 · score 34 · 15.7 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 22 out of 100, at 61 % 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) | 22 / 100 |
| Our confidence | 61% |
| Coordinates | 40.8027, -93.5379 |
| Nearest City | Indianola (62 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-06T05:54:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.b0ea6028ab212445bc4413778d8a187e |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Lucas, IA; Mahaska, IA; Marion, IA; Monroe, IA; Wapello, IA; Nodaway, MO; Worth, MO; Appanoose, IA; Davis, IA; Lucas, IA; Monroe, IA; Wayne, IA |
| Headline | Severe Thunderstorm Warning issued June 6 at 12:54AM CDT until June 6 at 1:00AM CDT by NWS Des Moines IA |
| Expires | 2026-06-06T01:04:00-05:00 |
| SenderName | NWS Des Moines IA |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.b0ea6028ab212445bc4413778d8a187edbfa2b95.001.1","noaa_urn:oid:2.49.0.1.840.0.47cbb0678587d9b123802c5fba759c0dc5cc36b6.001.1","noaa_urn:oid:2.49.0.1.840.0.b166d72c7d4a4326a45b6dec07c204c5dbb602a8.001.1"] |
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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