This alert expired on 3 July 2026 at 15:15 UTC. It is kept here as a record.
It is the 5th strongest of the 38 detections recorded within 20 km of this point since 16 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 July 3 at 9:55AM CDT until July 3 at 10:15AM CDT by NWS Quad Cities IA IL
An estimated 264,706 people live within 50 km of this point.
Nearby, since 16 March 2026
- July 31, 2026 · score 67 · 15.3 km
- July 20, 2026 · score 43 · 16.7 km
- July 20, 2026 · score 43 · 21.5 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 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) | 43 / 100 |
| Our confidence | 81% |
| Coordinates | 41.4477, -90.9818 |
| Nearest City | Muscatine (6 km) |
| Population Exposed | 264.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-03T14:55:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.58aca3835042c1beb1977fdf98f44017 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Clinton, IA; Jackson, IA; Scott, IA; Henry, IA |
| Headline | Severe Thunderstorm Warning issued July 3 at 9:55AM CDT until July 3 at 10:15AM CDT by NWS Quad Cities IA IL |
| Expires | 2026-07-03T10:15:00-05:00 |
| SenderName | NWS Quad Cities IA IL |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.58aca3835042c1beb1977fdf98f4401718465edb.001.1","noaa_urn:oid:2.49.0.1.840.0.979b74355d5ac3ceb27348f9d9f0f3248c335e17.001.1"] |
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.
Want to know when something happens near Muscatine?
Calamity.live data shows a weather event with CalamityScore 43/100, near Muscatine (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.