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 7 July 2026 at 00:45 UTC. It is kept here as a record.
No stronger detection stands among the 49 recorded within 20 km of this point since 16 March 2026 — 41 others scored the same. The last comparable one was on 10 May 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 6 at 6:52PM CDT until July 6 at 7:45PM CDT by NWS Shreveport LA
Urban PEI: 18,365 within a heuristic 50 km radius; not unique people.
Nearby, since 16 March 2026
- September 8, 2026 · score 28 · 17.3 km
- May 10, 2026 · score 34 · 22.2 km
How we know
2 recorded sources include NOAA; independence is not established by this count.
Our own score for this event is 34 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
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 |
| Legacy data-support index | 0.87/1 |
| Coordinates | 31.6468, -93.2450 |
| Nearest City | Natchitoches (19 km) |
| Urban exposure index (PEI) | 18.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-06T23:52:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.753699d7f0529a2045a356e94a685829 |
Physical priority index · v1. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: noaa. Occurrence: 2026-07-06T23:52:00.000Z.
First archived: 2026-07-07T00:07:12.299Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Grant, LA; Natchitoches, LA; Sabine, LA; Winn, LA; De Soto, LA; Natchitoches, LA; Red River, LA; Sabine, LA; Winn, LA; Shelby, TX |
| Headline | Severe Thunderstorm Warning issued July 6 at 6:52PM CDT until July 6 at 7:45PM CDT by NWS Shreveport LA |
| Expires | 2026-07-06T19:45:00-05:00 |
| SenderName | NWS Shreveport LA |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.753699d7f0529a2045a356e94a685829db35746e.001.1","noaa_urn:oid:2.49.0.1.840.0.c53781efa3aac7fe16b15b281d86d484198a48f6.001.1"] |
| Iem TypeSummary | D |
| Iem City | South Mansfield |
| Iem County | De Soto |
| Iem State | LA |
| Iem Wfo | SHV |
| Iem Remark | Reports of multiple trees down in the Mansfield area. |
| MergedSources | [{"id":"iem_D_32.020_-93.720_1783378200000","source":"iem","severity":"low","severityValue":25,"timestamp":1783378200000,"latitude":32.02,"longitude":-93.72}] |
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.
Review the area, threshold and delivery channel in your account.
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