This alert expired on 28 May 2026 at 14:30 UTC. It is kept here as a record.
No stronger detection stands among the 16 recorded within 20 km of this point since 25 April 2026 — 4 others scored the same. The last comparable one was on 23 May 2026. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued May 28 at 7:38AM CDT until May 28 at 9:30AM CDT by NWS Lake Charles LA
An estimated 47,889 people live within 50 km of this point.
Nearby, since 25 April 2026
- June 15, 2026 · score 34 · 3.0 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 34 out of 100, at 91 % 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 | 91% |
| Coordinates | 31.2773, -92.3687 |
| Nearest City | Alexandria (9 km) |
| Population Exposed | 47.9K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-28T12:38:00.000Z |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Rapides, LA |
| Headline | Flash Flood Warning issued May 28 at 7:38AM CDT until May 28 at 9:30AM CDT by NWS Lake Charles LA |
| Expires | 2026-05-28T09:30:00-05:00 |
| SenderName | NWS Lake Charles LA |
| HasExactCoords | true |
| Iem TypeSummary | F |
| Iem City | 0.5 NNE Alexandria |
| Iem County | Rapides |
| Iem State | LA |
| Iem Wfo | LCH |
| Iem Remark | Report of person trapped in their vehicle from high water on Jackson Street. |
| MergedSources | [{"id":"iem_F_31.310_-92.450_1779973560000","source":"iem","severity":"low","severityValue":25,"timestamp":1779973560000,"latitude":31.31,"longitude":-92.45},{"id":"iem_F_31.300_-92.460_1779972300000","source":"iem","severity":"low","severityValue":25,"timestamp":1779972300000,"latitude":31.3,"longitude":-92.46}] |
Safety Information
During flooding: never walk, swim, or drive through floodwaters. Six inches of moving water can knock you down, and one foot of water can sweep away a vehicle. Move to higher ground if waters rise. After flooding, avoid contact with floodwater which may contain sewage, chemicals, or debris. Follow local emergency service guidance.
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 Alexandria (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 194 scientific monitoring sources.