Right now
The most recent data we hold from NOAA arrived 5 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 22 May 2026 at 23:33 UTC. It is kept here as a record.
No stronger detection stands among the 29 recorded within 20 km of this point since 16 March 2026 — 5 others scored the same. Another comparable one was recorded here earlier the same day. 7 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Tornado Warning issued May 22 at 6:23PM CDT until May 22 at 6:30PM CDT by NWS Omaha/Valley NE
An estimated 548,648 people live within 50 km of this point.
Nearby, since 16 March 2026
- May 18, 2026 · score 72 · 15.7 km
- June 1, 2026 · score 22 · 23.8 km
- June 1, 2026 · score 22 · 24.4 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 72 out of 100, at 85 % 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 | Critical |
| Calamity Score (ours) | 72 / 100 |
| Our confidence | 85% |
| Coordinates | 41.6320, -95.7632 |
| Nearest City | Council Bluffs (42 km) |
| Population Exposed | 548.6K within 50 km |
| Impact Tier | catastrophic |
| Timestamp | 2026-05-22T23:23:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Tornado Warning_noaa_urn:oid:2.49.0.1.840.0.19cc5fc8920a56c65553437d26ec6755 |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Mills, IA; Woodbury, IA |
| Headline | Tornado Warning issued May 22 at 6:23PM CDT until May 22 at 6:30PM CDT by NWS Omaha/Valley NE |
| Expires | 2026-05-22T18:33:00-05:00 |
| SenderName | NWS Omaha/Valley NE |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.19cc5fc8920a56c65553437d26ec675543537fad.001.1","noaa_urn:oid:2.49.0.1.840.0.e8a58eefb944673f3cc73bf7de20fd7fe8186ea8.001.1"] |
| Iem TypeSummary | C |
| Iem City | 6 NNE Whiting |
| Iem County | Monona |
| Iem State | IA |
| Iem Wfo | OAX |
| Iem Remark | Storm chaser report with a supporting photograph of a funnel cloud northeast of Whiting, Iowa. Spotter could not confirm any contact with the ground. |
| MergedSources | [{"id":"iem_C_42.200_-96.100_1779490680000","source":"iem","severity":"low","severityValue":25,"timestamp":1779490680000,"latitude":42.2,"longitude":-96.1}] |
Safety Information
If a tornado warning is issued: go to a basement or an interior room on the lowest floor, away from windows. A vehicle and a mobile home are not shelter. Cover your head and neck. Wait for the official all-clear before going outside, and watch for downed power lines and gas leaks afterwards.
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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