Right now
The most recent data we hold from NOAA arrived 6 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 12 August 2026 at 19:30 UTC. It is kept here as a record.
No stronger detection stands among the 54 recorded within 20 km of this point since 15 March 2026 — 13 others scored the same. The last comparable one was on 11 August 2026. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 12 at 2:57PM EDT until August 12 at 3:30PM EDT by NWS Indianapolis IN
An estimated 174,833 people live within 50 km of this point.
Nearby, since 15 March 2026
- May 16, 2026 · score 43 · 8.2 km
- August 13, 2026 · score 43 · 15.3 km
- August 27, 2026 · score 37 · 17.6 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 85 % 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 | 85% |
| Coordinates | 39.1621, -86.3127 |
| Nearest City | Bloomington (19 km) |
| Population Exposed | 174.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-12T18:57:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.1767246b0af549c72de10cfa45b0ea0e |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Daviess, IN; Knox, IN; Sullivan, IN; Decatur, IN; Rush, IN; Daviess, IN; Greene, IN; Knox, IN; Sullivan, IN and 1 more areas |
| Headline | Severe Thunderstorm Warning issued August 12 at 2:57PM EDT until August 12 at 3:30PM EDT by NWS Indianapolis IN |
| Expires | 2026-08-12T15:30:00-04:00 |
| SenderName | NWS Indianapolis IN |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.1767246b0af549c72de10cfa45b0ea0e15385bac.001.1","noaa_urn:oid:2.49.0.1.840.0.2be6a728ebea964e40e0e5dd7152c88b98860679.002.1","noaa_urn:oid:2.49.0.1.840.0.454998eda6e949ccc289397561efe3e6b2e19b7a.001.1","noaa_urn:oid:2.49.0.1.840.0.118c1dd1bbbd7d59bd33123f46e0c035aeddf489.001.1"] |
| Iem TypeSummary | H |
| Iem Magnitude | 0.5 |
| Iem Unit | Inch |
| Iem City | 2 W Newbern |
| Iem County | Bartholomew |
| Iem State | IN |
| Iem Wfo | IND |
| Iem Remark | Report from mPING: Half-inch (0.50 in.). |
| MergedSources | [{"id":"iem_H_39.220_-85.790_1786542060000","source":"iem","severity":"low","severityValue":25,"timestamp":1786542060000,"latitude":39.22,"longitude":-85.79}] |
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 Bloomington?
Calamity.live data shows a weather event with CalamityScore 43/100, near Bloomington (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.