Right now
The most recent data we hold from NOAA arrived 4 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 11 July 2026 at 01:00 UTC. It is kept here as a record.
No stronger detection stands among the 36 recorded within 20 km of this point since 15 March 2026 — 23 others scored the same. The last comparable one was on 19 May 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 10 at 7:20PM CDT until July 10 at 8:00PM CDT by NWS Paducah KY
An estimated 1,151,978 people live within 50 km of this point.
Nearby, since 15 March 2026
- May 18, 2026 · score 52 · 9.7 km
- May 18, 2026 · score 52 · 16.4 km
- May 19, 2026 · score 52 · 18.3 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 52 out of 100, at 80 % 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 | 80% |
| Coordinates | 38.3999, -90.4860 |
| Nearest City | Arnold (10 km) |
| Population Exposed | 1.2M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-11T00:20:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.eb8d7ce1e450c7c897be0f0194762fb0 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Franklin, IL; Jackson, IL; Perry, IL; Williamson, IL; Jackson, IL; Perry, IL; Callaway, MO; Lincoln, MO; Montgomery, MO; Warren, MO and 1 more areas |
| Headline | Severe Thunderstorm Warning issued July 10 at 7:20PM CDT until July 10 at 8:00PM CDT by NWS Paducah KY |
| Expires | 2026-07-10T20:00:00-05:00 |
| SenderName | NWS Paducah KY |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.eb8d7ce1e450c7c897be0f0194762fb0a00b8e17.001.1","noaa_urn:oid:2.49.0.1.840.0.e54682abd129cdebe7b32886366732f68c0d4d2c.001.1","noaa_urn:oid:2.49.0.1.840.0.c454f309f2a907aa2408a46824c869bb669dc399.001.1","noaa_urn:oid:2.49.0.1.840.0.d9ba84b6d636dc7744bdedff660e77f67e32e2ca.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 Arnold?
Calamity.live data shows a weather event with CalamityScore 52/100, near Arnold (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.