This alert expired on 13 March 2026 at 23:30 UTC. It is kept here as a record.
It is the 51st strongest of the 453 detections recorded within 20 km of this point since 10 March 2026. The last comparable one was on 12 March 2026. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Storm Warning issued March 13 at 11:29AM EDT until March 13 at 5:00PM 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 16 independent sources, including NOAA.
Our own score for this event is 52 out of 100, at 89 % 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) | 52 / 100 |
| Our confidence | 89% |
| Coordinates | 39.8000, -86.1000 |
| Nearest City | Indianapolis (6 km) |
| Population Exposed | 1.5M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-13T15:29:00.000Z |
| Source | https://api.weather.gov/alerts/urn-oid-2_49_0_1_840_0_653136c336793a82049e072e83e4c092320706ab_001_1 |
Score Breakdown
Technical Details
| Event | Storm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | New Buffalo MI to St Joseph MI; Michigan City IN to New Buffalo MI |
| Headline | Storm Warning issued March 13 at 11:29AM EDT until March 13 at 5:00PM EDT by NWS Northern Indiana |
| Expires | 2026-03-13T19:30:00-04:00 |
| SenderName | NWS Northern Indiana |
| HasExactCoords | false |
| Iem TypeSummary | O |
| Iem City | 6 ENE Gnaw Bone |
| Iem County | Bartholomew |
| Iem State | IN |
| Iem Wfo | IND |
| Iem Remark | Time shown is the time the report was received. Four or five calls received from the Columbus area, including one from this general area...Baker Hollow neighborhood. |
| MergedSources | [{"id":"iem_O_40.330_-85.790_1773424980000","source":"iem","severity":"low","severityValue":25,"timestamp":1773424980000,"latitude":40.33,"longitude":-85.79},{"id":"iem_O_40.200_-85.400_1773427200000","source":"iem","severity":"low","severityValue":25,"timestamp":1773427200000,"latitude":40.2,"longitude":-85.4},{"id":"iem_N_39.790_-86.160_1773423600000","source":"iem","severity":"low","severityValue":25,"timestamp":1773423600000,"latitude":39.79,"longitude":-86.16},{"id":"iem_O_40.170_-85.380_1773428940000","source":"iem","severity":"low","severityValue":25,"timestamp":1773428940000,"latitude":40.17,"longitude":-85.38},{"id":"iem_O_39.880_-86.280_1773424380000","source":"iem","severity":"low","severityValue":25,"timestamp":1773424380000,"latitude":39.88,"longitude":-86.28},{"id":"iem_O_39.840_-86.160_1773421800000","source":"iem","severity":"low","severityValue":25,"timestamp":1773421800000,"latitude":39.84,"longitude":-86.16},{"id":"iem_O_40.110_-85.680_1773426780000","source":"iem","severity":"low","severityValue":25,"timestamp":1773426780000,"latitude":40.11,"longitude":-85.68},{"id":"iem_O_39.220_-85.890_1773425760000","source":"iem","severity":"low","severityValue":25,"timestamp":1773425760000,"latitude":39.22,"longitude":-85.89},{"id":"iem_O_40.270_-86.130_1773425340000","source":"iem","severity":"low","severityValue":25,"timestamp":1773425340000,"latitude":40.27,"longitude":-86.13},{"id":"iem_N_39.720_-86.300_1773424140000","source":"iem","severity":"low","severityValue":25,"timestamp":1773424140000,"latitude":39.72,"longitude":-86.3},{"id":"iem_N_39.590_-85.800_1773419160000","source":"iem","severity":"low","severityValue":25,"timestamp":1773419160000,"latitude":39.59,"longitude":-85.8},{"id":"iem_N_39.430_-86.420_1773424560000","source":"iem","severity":"low","severityValue":25,"timestamp":1773424560000,"latitude":39.43,"longitude":-86.42},{"id":"iem_O_40.330_-85.790_1773427800000","source":"iem","severity":"low","severityValue":25,"timestamp":1773427800000,"latitude":40.33,"longitude":-85.79},{"id":"iem_N_39.720_-86.290_1773420480000","source":"iem","severity":"low","severityValue":25,"timestamp":1773420480000,"latitude":39.72,"longitude":-86.29},{"id":"iem_O_39.210_-86.050_1773425760000","source":"iem","severity":"low","severityValue":25,"timestamp":1773425760000,"latitude":39.21,"longitude":-86.05}] |
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 52/100, near Indianapolis (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.