Right now
The most recent data we hold from NOAA arrived 3 hours 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 9 May 2026 at 20:45 UTC. It is kept here as a record.
It is the 4th strongest of the 11 detections recorded within 20 km of this point since 9 May 2026. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued May 9 at 11:43AM CDT until May 9 at 3:45PM CDT by NWS Lake Charles LA
An estimated 152,128 people live within 50 km of this point.
Nearby, since 9 May 2026
- July 5, 2026 · score 43 · 10.0 km
- May 9, 2026 · score 43 · 19.1 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 37 out of 100, at 91 % 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) | 37 / 100 |
| Our confidence | 91% |
| Coordinates | 29.9078, -92.0091 |
| Nearest City | New Iberia (21 km) |
| Population Exposed | 152.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-09T16:43:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flash Flood Warning_noaa_urn:oid:2.49.0.1.840.0.cfb2f1af42b92eaa9a5737a6c041bf80 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Iberia, LA; St. Martin, LA; St. Mary, LA; Vermilion, LA; Iberia, LA; Lafayette, LA; St. Martin, LA; Vermilion, LA |
| Headline | Flash Flood Warning issued May 9 at 11:43AM CDT until May 9 at 3:45PM CDT by NWS Lake Charles LA |
| Expires | 2026-05-09T15:45:00-05:00 |
| SenderName | NWS Lake Charles LA |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.cfb2f1af42b92eaa9a5737a6c041bf80ef5f529f.001.1","noaa_urn:oid:2.49.0.1.840.0.b761dc6e1877c1c62fa84fe8a3cf0569e12c9107.001.1"] |
| Iem TypeSummary | F |
| Iem City | 3 W New Iberia |
| Iem County | Iberia |
| Iem State | LA |
| Iem Wfo | LCH |
| Iem Remark | Report Grand Prairie Rd is blocked by high water. |
| MergedSources | [{"id":"iem_F_29.950_-91.770_1778340240000","source":"iem","severity":"low","severityValue":25,"timestamp":1778340240000,"latitude":29.95,"longitude":-91.77},{"id":"iem_F_30.000_-91.870_1778340240000","source":"iem","severity":"low","severityValue":25,"timestamp":1778340240000,"latitude":30,"longitude":-91.87}] |
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 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.
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