Tornado Watch issued March 10 at 7:45PM EDT until March 11 at 2:00AM EDT by NWS Northern Indiana
Geographic Context
This weather event occurred near Indianapolis (approximately 6 km away) in United States, an area that experiences a range of natural hazards. An estimated 1.5M people live within 50 km of the event location, placing this in the "severe" population impact tier.
Event Assessment
This event is a weather event classified as high severity. Calamity.live has classified it as "high" severity with a severity value of 70. The computed Calamity Score is 64 out of 100, reflecting a moderate-impact event. The primary scoring components are: population (100), historical (80), intensity (65). Data for this event was sourced from noaa, one of the 250 scientific monitoring sources aggregated by Calamity.live.
Regional Monitoring Context
United States has a documented history of weather events. Monitoring for weather events in the region relies on a combination of ground-based sensors, satellite remote sensing, and official reporting from national agencies. The frequency and severity of such events are tracked over time to support risk assessment and emergency preparedness.
Event Data
| Type | Weather |
| Severity | high |
| Severity Value | 70 |
| Calamity Score | 64 / 100 |
| Confidence | 78% |
| Coordinates | 39.8000, -86.1000 |
| Nearest City | Indianapolis (6 km) |
| Population Exposed | 1.5M within 50 km |
| Impact Tier | severe |
| Timestamp | 2026-03-10T23:45:00.000Z |
Score Breakdown
Technical Details
| Event | Tornado Watch |
| Urgency | Future |
| Certainty | Possible |
| AreaDesc | Elkhart, IN; Fulton, IN; Kosciusko, IN; Lagrange, IN; La Porte, IN; Marshall, IN; Pulaski, IN; St. Joseph, IN; Starke, IN; Steuben, IN; Berrien, MI; Branch, MI; Cass, MI; St. Joseph, MI; New Buffalo MI to St Joseph MI; Michigan City IN to New Buffalo MI; Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.; Lake, IN; Porter, IN |
| Headline | Tornado Watch issued March 10 at 7:45PM EDT until March 11 at 2:00AM EDT by NWS Northern Indiana |
| Expires | 2026-03-11T02:00:00-04:00 |
| SenderName | NWS Northern Indiana |
| HasExactCoords | false |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.713294f0ab249adebfc1ae2b2b0416a867c758e6.001.1","noaa_urn:oid:2.49.0.1.840.0.713294f0ab249adebfc1ae2b2b0416a867c758e6.002.1","noaa_urn:oid:2.49.0.1.840.0.6209990f0411e8e70be88c6be742a06bb9262aae.001.2"] |
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.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Calamity.live data shows a weather event with CalamityScore 64/100, near Indianapolis (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 197 scientific monitoring sources.