Calamity
MediumSevere WeatherCalamity Score: 34

Severe Weather near Hammond

TangipahoaUnited StatesNOAA

Right now

The most recent data we hold from NOAA arrived 12 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 14 May 2026 at 10:00 UTC. It is kept here as a record.

It is the 5th strongest of the 80 detections recorded within 20 km of this point since 8 March 2026. Another comparable one was recorded here earlier the same day. 33 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Flood Warning issued May 13 at 7:44PM CDT until May 14 at 5:00AM CDT by NWS New Orleans LA

An estimated 20,480 people live within 50 km of this point.

Nearby, since 8 March 2026

How we know

One source: NOAA. Not yet confirmed by a second, independent source.

Our own score for this event is 34 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

TypeSevere Weather
SeverityMedium
Calamity Score (ours)34 / 100
Our confidence81%
Coordinates30.5694, -90.3635
Nearest CityHammond (12 km)
Population Exposed20.5K within 50 km
Impact Tiersignificant
Timestamp2026-05-14T00:44:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Flood Warning_noaa_urn:oid:2.49.0.1.840.0.b3fc2fd34d0135697e492b1740b8bc80

Score Breakdown

35
intensity
40
population
0
cascading
80
historical

Technical Details

EventFlood Warning
UrgencyImmediate
CertaintyObserved
AreaDescEast Baton Rouge, LA; Rapides, LA; Lafayette, LA; Vermilion, LA and 8 more areas
HeadlineFlood Warning issued May 13 at 7:44PM CDT until May 14 at 5:00AM CDT by NWS New Orleans LA
Expires2026-05-14T05:00:00-05:00
SenderNameNWS New Orleans LA
HasExactCoordstrue
MergedCount11
MergedIds["noaa_urn:oid:2.49.0.1.840.0.b3fc2fd34d0135697e492b1740b8bc809c45a1df.001.1","noaa_urn:oid:2.49.0.1.840.0.d19c5625aa0c92cd87feea40a499216a779194cc.002.1","noaa_urn:oid:2.49.0.1.840.0.d19c5625aa0c92cd87feea40a499216a779194cc.001.1","noaa_urn:oid:2.49.0.1.840.0.d19c5625aa0c92cd87feea40a499216a779194cc.003.1","noaa_urn:oid:2.49.0.1.840.0.b900c1315c528b57e44c2cf37558482a6a95d36f.001.1","noaa_urn:oid:2.49.0.1.840.0.b900c1315c528b57e44c2cf37558482a6a95d36f.002.1","noaa_urn:oid:2.49.0.1.840.0.e3b19ee74fcdb9f8b1436e0194548e3877c24c8e.002.1","noaa_urn:oid:2.49.0.1.840.0.4318e3dabb2f3a4a26b3f388f86419bccf778434.001.1","noaa_urn:oid:2.49.0.1.840.0.123407fbfc2922d16ae255815f61aed74a66f74a.001.1","noaa_urn:oid:2.49.0.1.840.0.6fd98738fb58b11609dd7f2fa042829170a6f739.001.1","noaa_urn:oid:2.49.0.1.840.0.e97d7bd3aad3ed7b339a3bfdc1975409d58c3c90.001.1"]

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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Calamity.live data shows a weather event with CalamityScore 34/100, near Hammond (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.