Severe Weather near Shenandoah
Right now
The most recent data we hold from NOAA arrived 7 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 12 May 2026 at 02:00 UTC. It is kept here as a record.
No stronger detection stands among the 33 recorded within 20 km of this point since 8 March 2026 — 11 others scored the same. The last comparable one was on 11 May 2026. 15 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued May 11 at 7:45PM CDT until May 11 at 9:00PM CDT by NWS New Orleans LA
An estimated 317,507 people live within 50 km of this point.
Nearby, since 8 March 2026
- May 11, 2026 · score 43 · 3.3 km
- July 8, 2026 · score 43 · 7.9 km
- September 7, 2026 · score 37 · 8.2 km
How we know
Confirmed by 5 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 90 % 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) | 43 / 100 |
| Our confidence | 90% |
| Coordinates | 30.3625, -90.9742 |
| Nearest City | Shenandoah (5 km) |
| Population Exposed | 317.5K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-12T00:45:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.309bdc0bd1479b0e8fb23bb896b51d02c17cf125.002.1 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Ascension, LA; East Baton Rouge, LA; Iberville, LA; Livingston, LA; West Baton Rouge, LA |
| Headline | Flash Flood Warning issued May 11 at 7:45PM CDT until May 11 at 9:00PM CDT by NWS New Orleans LA |
| Expires | 2026-05-11T21:00:00-05:00 |
| SenderName | NWS New Orleans LA |
| HasExactCoords | true |
| Iem TypeSummary | F |
| Iem City | 1 E Baton Rouge |
| Iem County | East Baton Rouge |
| Iem State | LA |
| Iem Wfo | LIX |
| Iem Remark | Broadcast media shared a photo of flooding on Goodwood Blvd. near Independence Community Park. |
| MergedSources | [{"id":"iem_F_30.440_-91.080_1778542200000","source":"iem","severity":"low","severityValue":25,"timestamp":1778542200000,"latitude":30.44,"longitude":-91.08},{"id":"iem_F_30.420_-91.150_1778542800000","source":"iem","severity":"low","severityValue":25,"timestamp":1778542800000,"latitude":30.42,"longitude":-91.15},{"id":"iem_F_30.430_-91.130_1778542200000","source":"iem","severity":"low","severityValue":25,"timestamp":1778542200000,"latitude":30.43,"longitude":-91.13},{"id":"iem_F_30.450_-91.100_1778542200000","source":"iem","severity":"low","severityValue":25,"timestamp":1778542200000,"latitude":30.45,"longitude":-91.1}] |
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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