Calamity
MediumSevere WeatherCalamity Score: 22

Severe Weather in United States

Pearl RiverUnited StatesNOAA

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 10 May 2026 at 14:30 UTC. It is kept here as a record.

It is the 28th strongest of the 91 detections recorded within 20 km of this point since 30 April 2026. The last comparable one was on 9 May 2026. 11 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Flood Warning issued May 9 at 9:26AM CDT by NWS Mobile AL

Nearby, since 30 April 2026

How we know

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

Our own score for this event is 22 out of 100, at 61 % 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)22 / 100
Our confidence61%
Coordinates30.7519, -89.7247
Nearest CitySlidell (53 km)
Impact Tierminor
Timestamp2026-05-10T04:00:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Flood Warning_noaa_urn:oid:2.49.0.1.840.0.5a9c5f5744e99662a66052267573d2ae

Score Breakdown

35
intensity
0
population
0
cascading
80
historical

Technical Details

EventFlood Warning
UrgencyImmediate
CertaintyObserved
AreaDescGeorge, MS; Greene, MS; Perry, MS; George, MS; Greene, MS; St. Tammany, LA and 5 more areas
HeadlineFlood Warning issued May 9 at 9:26AM CDT by NWS Mobile AL
Expires2026-05-10T09:30:00-05:00
SenderNameNWS Mobile AL
HasExactCoordstrue
MergedCount10
MergedIds["noaa_urn:oid:2.49.0.1.840.0.5a9c5f5744e99662a66052267573d2ae4a5d0b6f.001.1","noaa_urn:oid:2.49.0.1.840.0.40ea75df579feca9251533b767c503de48e6da86.001.1","noaa_urn:oid:2.49.0.1.840.0.36cfc510918a234447724570780bd94d6d71e639.001.1","noaa_urn:oid:2.49.0.1.840.0.36cfc510918a234447724570780bd94d6d71e639.002.1","noaa_urn:oid:2.49.0.1.840.0.82e7050f3888b95e21f097b1189748f78acb84c6.001.1","noaa_urn:oid:2.49.0.1.840.0.974d6fe6cec48037c7f75831634a5e3e5cfaa5e3.001.1","noaa_urn:oid:2.49.0.1.840.0.cbe6277db6eb42ea22a71ccd5311c5feebc82653.001.1","noaa_urn:oid:2.49.0.1.840.0.179e6764b8ebce345ce3ff1ce971a312253faecc.001.1","noaa_urn:oid:2.49.0.1.840.0.950e83d45abbba5a14d6bf63e8a1ffc4484507a8.001.1","noaa_urn:oid:2.49.0.1.840.0.950e83d45abbba5a14d6bf63e8a1ffc4484507a8.002.1"]

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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