This alert is in force until 5 September 2026, 12:00 UTC.
It is the 333rd strongest of the 455 detections recorded within 20 km of this point since 10 March 2026. The last comparable one was on 4 September 2026.
What the source measured
NOAA reported: Severe Thunderstorm Watch issued September 5 at 2:33AM EDT until September 5 at 8:00AM EDT by NWS Northern Indiana
An estimated 1,525,459 people live within 50 km of this point.
Nearby, since 10 March 2026
- August 13, 2026 · score 52 · 0.0 km
- August 12, 2026 · score 52 · 0.0 km
- August 11, 2026 · score 52 · 0.0 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 46 out of 100, at 86 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 46 / 100 |
| Our confidence | 86% |
| Coordinates | 39.8000, -86.1000 |
| Nearest City | Indianapolis (6 km) |
| Population Exposed | 1.5M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-05T06:33:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.f6cd5e0a7a92ae3a2b891bd055aa68ece786679d.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Watch |
| Urgency | Future |
| Certainty | Possible |
| AreaDesc | Adams, IN; Allen, IN; De Kalb, IN; Huntington, IN; Lagrange, IN; Noble, IN; Steuben, IN; Wells, IN; Whitley, IN; Allen, OH; Defiance, OH; Henry, OH; Paulding, OH; Putnam, OH; Van Wert, OH; Williams, OH |
| Headline | Severe Thunderstorm Watch issued September 5 at 2:33AM EDT until September 5 at 8:00AM EDT by NWS Northern Indiana |
| Expires | 2026-09-05T08:00:00-04:00 |
| SenderName | NWS Northern Indiana |
| HasExactCoords | false |
| Spc ReportType | wind |
| Spc Speed | UNK |
| Spc Location | 3 S Anderson |
| Spc County | Madison |
| Spc State | IN |
| Spc Comments | Strong damaging winds took down lines from poles... large branches broke from trees... and a trampoline ended up three houses down. (IND) |
| MergedSources | [{"id":"spc_wind_39.61_-85.44_72","source":"spc","severity":"medium","severityValue":45,"timestamp":1788594752500,"latitude":39.61,"longitude":-85.44},{"id":"spc_wind_40.06_-85.68_104","source":"spc","severity":"medium","severityValue":45,"timestamp":1788594752500,"latitude":40.06,"longitude":-85.68}] |
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 Indianapolis?
Calamity.live data shows a weather event with CalamityScore 46/100, near Indianapolis (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.