This alert expired on 4 July 2026 at 21:45 UTC. It is kept here as a record.
It is the 9th strongest of the 85 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 4 at 4:25PM CDT until July 4 at 4:45PM CDT by NWS Paducah KY
An estimated 18,181 people live within 50 km of this point.
Nearby, since 15 March 2026
- July 11, 2026 · score 43 · 17.3 km
- March 16, 2026 · score 34 · 17.9 km
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.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 34 / 100 |
| Our confidence | 77% |
| Coordinates | 37.9456, -90.3789 |
| Nearest City | Farmington (19 km) |
| Population Exposed | 18.2K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-04T21:25:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.454e3f99814ef1af7a8925a96037f56b |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Alexander, IL; Johnson, IL; Pulaski, IL; Union, IL; Dent, MO; Shannon, MO; Texas, MO; Jefferson, MO and 1 more areas |
| Headline | Severe Thunderstorm Warning issued July 4 at 4:25PM CDT until July 4 at 4:45PM CDT by NWS Paducah KY |
| Expires | 2026-07-04T16:45:00-05:00 |
| SenderName | NWS Paducah KY |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.454e3f99814ef1af7a8925a96037f56bf6c0e49f.001.1","noaa_urn:oid:2.49.0.1.840.0.8d6ea0b195b19811e3a5aae34aa5851b0f84b29d.001.1","noaa_urn:oid:2.49.0.1.840.0.ee25425393fc8fdee6bccd6c029f69f109681ff0.002.1","noaa_urn:oid:2.49.0.1.840.0.8486942707a7859b173afbb9c6e2924b3f7aaf5d.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 34/100, near Farmington (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.