This alert expired on 8 June 2026 at 22:15 UTC. It is kept here as a record.
It is the 48th strongest of the 135 detections recorded within 20 km of this point since 15 March 2026. The last comparable one was on 19 May 2026.
What the source measured
NOAA reported: Flash Flood Warning issued June 8 at 2:04PM CDT until June 8 at 5:15PM CDT by NWS Lincoln IL
An estimated 39,309 people live within 50 km of this point.
Nearby, since 15 March 2026
- July 27, 2026 · score 34 · 10.4 km
- March 16, 2026 · score 58 · 22.9 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 28 out of 100, at 80 % 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) | 28 / 100 |
| Our confidence | 80% |
| Coordinates | 39.3265, -88.1800 |
| Nearest City | Charleston (19 km) |
| Population Exposed | 39.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-08T19:04:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.72562f44c040b62134097cf3c0fa8768dfdf8729.001.1 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Coles, IL; Cumberland, IL; Effingham, IL; Jasper, IL |
| Headline | Flash Flood Warning issued June 8 at 2:04PM CDT until June 8 at 5:15PM CDT by NWS Lincoln IL |
| Expires | 2026-06-08T17:15:00-05:00 |
| SenderName | NWS Lincoln 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.
Want to know when something happens near Charleston?
Calamity.live data shows a weather event with CalamityScore 28/100, near Charleston (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.