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 18 June 2026 at 05:00 UTC. It is kept here as a record.
No stronger detection stands among the 15 recorded within 20 km of this point since 25 April 2026 — 10 others scored the same. The last comparable one was on 20 June 2026. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flood Warning issued June 17 at 6:00AM CDT until June 18 at 3:20PM CDT by NWS New Orleans LA
An estimated 290,612 people live within 50 km of this point.
Nearby, since 25 April 2026
- June 20, 2026 · score 43 · 4.1 km
- June 3, 2026 · score 43 · 14.9 km
- May 8, 2026 · score 43 · 15.9 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 out of 100, at 81 % 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 | 81% |
| Coordinates | 30.6363, -91.4415 |
| Nearest City | Zachary (27 km) |
| Population Exposed | 290.6K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-22T12:00:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flood Warning_noaa_urn:oid:2.49.0.1.840.0.31eaeff50e6db14ec6c1b2f521b8f058 |
Score Breakdown
Technical Details
| Event | Flood Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | East Baton Rouge, LA; Tangipahoa, LA; St. Helena, LA and 22 more areas |
| Headline | Flood Warning issued June 17 at 6:00AM CDT until June 18 at 3:20PM CDT by NWS New Orleans LA |
| Expires | 2026-06-18T00:00:00-05:00 |
| SenderName | NWS New Orleans LA |
| HasExactCoords | true |
| MergedCount | 32 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.31eaeff50e6db14ec6c1b2f521b8f0581f324981.001.1","noaa_urn:oid:2.49.0.1.840.0.86e5e12302f832f54a44ff52fe2e2bc622e48373.001.1","noaa_urn:oid:2.49.0.1.840.0.c523999cd81a1c77bae30138a9acf8e06bd4dec7.001.1","noaa_urn:oid:2.49.0.1.840.0.00bd82c6b8c127fb00feb2d0af413e7ea8ffbd17.001.1","noaa_urn:oid:2.49.0.1.840.0.bb98861a2a7d7c581b6a16aec344f24052d999a0.001.1","noaa_urn:oid:2.49.0.1.840.0.4c25bfb1d43f916c425014f243b81355a6815e86.001.1","noaa_urn:oid:2.49.0.1.840.0.fb9dfe1ccce8512bedd98bcef0e67d5594a09556.001.1","noaa_urn:oid:2.49.0.1.840.0.7e120aaea20f7421e32f554c3c08d91f534fc149.001.1","noaa_urn:oid:2.49.0.1.840.0.3d145adabac87d8f2fbc5bf7f74ed8fc8c6f52a8.001.1","noaa_urn:oid:2.49.0.1.840.0.c8b5ca8508842feff903873f122c392a3a24f6ef.012.1","noaa_urn:oid:2.49.0.1.840.0.c8b5ca8508842feff903873f122c392a3a24f6ef.014.1","noaa_urn:oid:2.49.0.1.840.0.c8b5ca8508842feff903873f122c392a3a24f6ef.011.1","noaa_urn:oid:2.49.0.1.840.0.c8b5ca8508842feff903873f122c392a3a24f6ef.005.1","noaa_urn:oid:2.49.0.1.840.0.c8b5ca8508842feff903873f122c392a3a24f6ef.009.1","noaa_urn:oid:2.49.0.1.840.0.c8b5ca8508842feff903873f122c392a3a24f6ef.003.1","noaa_urn:oid:2.49.0.1.840.0.c8b5ca8508842feff903873f122c392a3a24f6ef.004.1","noaa_urn:oid:2.49.0.1.840.0.c8b5ca8508842feff903873f122c392a3a24f6ef.010.1","noaa_urn:oid:2.49.0.1.840.0.c8b5ca8508842feff903873f122c392a3a24f6ef.013.1","noaa_urn:oid:2.49.0.1.840.0.c8b5ca8508842feff903873f122c392a3a24f6ef.008.1","noaa_urn:oid:2.49.0.1.840.0.c8b5ca8508842feff903873f122c392a3a24f6ef.006.1","noaa_urn:oid:2.49.0.1.840.0.c8b5ca8508842feff903873f122c392a3a24f6ef.001.1","noaa_urn:oid:2.49.0.1.840.0.2e5fe9b04f07a4630f85eded227f0b9ad21a548e.001.1","noaa_urn:oid:2.49.0.1.840.0.2e5fe9b04f07a4630f85eded227f0b9ad21a548e.002.1","noaa_urn:oid:2.49.0.1.840.0.060f3d0c0681478b50a255647f6ff232a46ae1af.001.1","noaa_urn:oid:2.49.0.1.840.0.060f3d0c0681478b50a255647f6ff232a46ae1af.002.1","noaa_urn:oid:2.49.0.1.840.0.dd4194adbed7461b58579fcc24560f6da81bfc55.001.1","noaa_urn:oid:2.49.0.1.840.0.20f022e87ed5429aee67b01195f0c1782b32baec.001.1","noaa_urn:oid:2.49.0.1.840.0.a7743fba74d18ed3455dad18a59901ffb10177ab.001.1","noaa_urn:oid:2.49.0.1.840.0.a7743fba74d18ed3455dad18a59901ffb10177ab.002.1","noaa_urn:oid:2.49.0.1.840.0.efcc893d93337b75dd143dec69cde6e21e672afd.001.1","noaa_urn:oid:2.49.0.1.840.0.4a9476a0710502bcc69d3749af15a0883d19467a.001.1","noaa_urn:oid:2.49.0.1.840.0.c8b5ca8508842feff903873f122c392a3a24f6ef.007.1"] |
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.
Want to know when something happens near Zachary?
Calamity.live data shows a weather event with CalamityScore 43/100, near Zachary (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.