This alert expired on 12 June 2026 at 14:45 UTC. It is kept here as a record.
It is the 40th strongest of the 68 detections recorded within 20 km of this point since 11 March 2026. The last comparable one was on 11 June 2026. 11 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flood Watch issued June 11 at 9:36AM CDT until June 13 at 10:00PM CDT by NWS Quad Cities IA IL
An estimated 266,802 people live within 50 km of this point.
Nearby, since 11 March 2026
- March 11, 2026 · score 49 · 10.8 km
- June 11, 2026 · score 37 · 13.3 km
- August 12, 2026 · score 43 · 14.5 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 37 out of 100, at 79 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 37 / 100 |
| Our confidence | 79% |
| Coordinates | 41.4800, -90.1640 |
| Nearest City | East Moline (23 km) |
| Population Exposed | 266.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-12T22:00:00.000Z |
Score Breakdown
Technical Details
| Event | Flood Watch |
| Urgency | Future |
| Certainty | Possible |
| AreaDesc | Henry |
| Headline | Flood Watch issued June 11 at 9:36AM CDT until June 13 at 10:00PM CDT by NWS Quad Cities IA IL |
| Expires | 2026-06-12T09:45:00-05:00 |
| SenderName | NWS Quad Cities IA IL |
| HasExactCoords | true |
Safety Information
During flooding: never walk, swim, or drive through floodwaters. Six inches of moving water can knock you down, and one foot of water can sweep away a vehicle. Move to higher ground if waters rise. After flooding, avoid contact with floodwater which may contain sewage, chemicals, or debris. Follow local emergency service guidance.
Series begins 10 February 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.
Calamity.live data shows a weather event with CalamityScore 37/100, near East Moline (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.