Right now
The most recent data we hold from NOAA arrived 8 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
2 other detections within 20 km in the last 24 hours, the nearest 12 km from here.
This alert expired on 11 August 2026 at 18:45 UTC. It is kept here as a record.
It is the 24th strongest of the 132 detections recorded within 20 km of this point since 12 March 2026. Another comparable one was recorded here earlier the same day. 10 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 11 at 2:34PM EDT until August 11 at 2:45PM EDT by NWS Indianapolis IN
An estimated 473,657 people live within 50 km of this point.
Nearby, since 12 March 2026
- May 18, 2026 · score 43 · 6.2 km
- May 19, 2026 · score 52 · 13.9 km
- August 12, 2026 · score 52 · 14.5 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 79 % 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 | 79% |
| Coordinates | 39.9796, -85.5501 |
| Nearest City | New Castle (16 km) |
| Population Exposed | 473.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-11T18:34:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.397b3d9518efedff521add102afde8ed |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Hancock, IN; Hendricks, IN; Johnson, IN; Marion, IN; Morgan, IN; Shelby, IN; Fayette, IN; Franklin, IN; Union, IN; Wayne, IN; Preble, OH; Benton, IN and 2 more areas |
| Headline | Severe Thunderstorm Warning issued August 11 at 2:34PM EDT until August 11 at 2:45PM EDT by NWS Indianapolis IN |
| Expires | 2026-08-11T14:45:00-04:00 |
| SenderName | NWS Indianapolis IN |
| HasExactCoords | true |
| MergedCount | 5 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.397b3d9518efedff521add102afde8ed976d7208.002.1","noaa_urn:oid:2.49.0.1.840.0.544339c0ee79a3d61b5ab41a7ee7995ad29af234.001.1","noaa_urn:oid:2.49.0.1.840.0.826eb874fd33e9d01b58565d797fe9ae82bcb69e.001.1","noaa_urn:oid:2.49.0.1.840.0.e06370268fa9570ac094547023676357c25b9a31.001.1","noaa_urn:oid:2.49.0.1.840.0.624afcb3363df607ea53068333e7c794eabccf09.001.1"] |
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 New Castle?
Calamity.live data shows a weather event with CalamityScore 43/100, near New Castle (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.