This alert expired on 12 August 2026 at 23:07 UTC. It is kept here as a record.
No stronger detection stands among the 26 recorded within 20 km of this point since 15 March 2026 — 6 others scored the same. Another comparable one was recorded here earlier the same day. 6 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 12 at 5:57PM CDT until August 12 at 6:00PM CDT by NWS Louisville KY
An estimated 59,289 people live within 50 km of this point.
Nearby, since 15 March 2026
- July 11, 2026 · score 32 · 12.9 km
- August 12, 2026 · score 39 · 16.5 km
- August 12, 2026 · score 39 · 18.7 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 39 out of 100, at 77 % 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) | 39 / 100 |
| Our confidence | 77% |
| Coordinates | 37.9710, -89.1191 |
| Nearest City | Carbondale (28 km) |
| Population Exposed | 59.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-12T22:57:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.b930135829e5d0e5ed833e2ba79a4ed6 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Breckinridge, KY; Grayson, KY; Hancock, KY; Ohio, KY; Hardin, KY; Franklin, IL; Hamilton, IL and 3 more areas |
| Headline | Severe Thunderstorm Warning issued August 12 at 5:57PM CDT until August 12 at 6:00PM CDT by NWS Louisville KY |
| Expires | 2026-08-12T18:07:00-05:00 |
| SenderName | NWS Louisville KY |
| HasExactCoords | true |
| MergedCount | 6 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.b930135829e5d0e5ed833e2ba79a4ed6dbe15cbf.001.1","noaa_urn:oid:2.49.0.1.840.0.4289f639e5a019af6589f3879a7a4111a62b79e5.001.1","noaa_urn:oid:2.49.0.1.840.0.c9ab50bf45f4856ffee2d2e2d7c8febffe07a802.001.1","noaa_urn:oid:2.49.0.1.840.0.1aa10d69a24f7078fe50757477bf0495f035cf17.001.1","noaa_urn:oid:2.49.0.1.840.0.ffdf77ebf86e1830ceed40ff8e9f8f2564c1130b.001.1","noaa_urn:oid:2.49.0.1.840.0.259fca7b331863646eba4edc15ff0ec2cb713110.001.1"] |
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 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 Carbondale?
Calamity.live data shows a weather event with CalamityScore 39/100, near Carbondale (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.