Right now
The most recent data we hold from NOAA arrived 1 minute 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 4 July 2026 at 23:00 UTC. It is kept here as a record.
No stronger detection stands among the 22 recorded within 20 km of this point since 11 March 2026 — 7 others scored the same. Another comparable one was recorded here earlier the same day. 13 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 4 at 6:26PM EDT until July 4 at 7:00PM EDT by NWS Indianapolis IN
An estimated 15,087 people live within 50 km of this point.
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 34 out of 100, at 77 % 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) | 34 / 100 |
| Our confidence | 77% |
| Coordinates | 38.3106, -88.6779 |
| Nearest City | Mount Vernon (19 km) |
| Population Exposed | 15.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-04T22:26:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.021abe524e2b67edff653cebe8294243 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Boone, IN; Hendricks, IN; Montgomery, IN; Putnam, IN; Gibson, IN; Posey, IN; Vanderburgh, IN; Randolph, IL and 2 more areas |
| Headline | Severe Thunderstorm Warning issued July 4 at 6:26PM EDT until July 4 at 7:00PM EDT by NWS Indianapolis IN |
| Expires | 2026-07-04T19:00:00-04:00 |
| SenderName | NWS Indianapolis IN |
| HasExactCoords | true |
| MergedCount | 5 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.021abe524e2b67edff653cebe82942436974c5c8.002.1","noaa_urn:oid:2.49.0.1.840.0.dd697ae36f85af19a438cc6ced2826a6a26f50bf.001.1","noaa_urn:oid:2.49.0.1.840.0.8b3e88daa06af372cbebf9537c15bd9d632b3acb.002.1","noaa_urn:oid:2.49.0.1.840.0.4cbfd0bf81e49559f50165b9a2400121023e07b0.001.1","noaa_urn:oid:2.49.0.1.840.0.ec5d9a6b4acd771e65ab3916e9d6d621fbc48bcd.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 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 Mount Vernon?
Calamity.live data shows a weather event with CalamityScore 34/100, near Mount Vernon (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.