This alert expired on 17 June 2026 at 01:30 UTC. It is kept here as a record.
It is the 3rd strongest of the 63 detections recorded within 20 km of this point since 12 March 2026. Another comparable one was recorded here earlier the same day. 7 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 16 at 8:57PM EDT until June 16 at 9:30PM EDT by NWS Indianapolis IN
An estimated 144,892 people live within 50 km of this point.
Nearby, since 12 March 2026
- July 28, 2026 · score 43 · 2.9 km
- June 10, 2026 · score 37 · 5.5 km
- June 17, 2026 · score 63 · 10.4 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 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) | 43 / 100 |
| Our confidence | 80% |
| Coordinates | 39.4030, -86.9220 |
| Nearest City | Bloomington (43 km) |
| Population Exposed | 144.9K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-17T00:57:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.206532f3020121ce0ce71f1129e148e2 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Hendricks, IN; Morgan, IN; Putnam, IN; Clay, IN; Greene, IN; Owen, IN; Sullivan, IN; Vigo, IN |
| Headline | Severe Thunderstorm Warning issued June 16 at 8:57PM EDT until June 16 at 9:30PM EDT by NWS Indianapolis IN |
| Expires | 2026-06-16T21:30:00-04:00 |
| SenderName | NWS Indianapolis IN |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.206532f3020121ce0ce71f1129e148e2e746dc68.001.1","noaa_urn:oid:2.49.0.1.840.0.726da8d6b7ed5477ef9c05cd501ec9394e776a09.001.1"] |
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.
Calamity.live data shows a weather event with CalamityScore 43/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.