Calamity
MediumSevere WeatherCalamity Score: 22

Severe Weather in United States

StoneUnited StatesNOAA

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 10 May 2026 at 00:45 UTC. It is kept here as a record.

It is the 71st strongest of the 107 detections recorded within 20 km of this point since 8 May 2026. The last comparable one was on 10 May 2026. 17 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Flood Warning issued May 8 at 7:42PM CDT until May 12 at 10:00PM CDT by NWS Mobile AL

Nearby, since 8 May 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%
Coordinates30.8761, -89.2246
Nearest CityHattiesburg (51 km)
Impact Tierminor
Timestamp2026-05-11T00:00:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Flood Warning_noaa_urn:oid:2.49.0.1.840.0.98d52f81bbd8805b61f251673ecdfda0

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; Washington, LA; Pearl River, MS and 1 more areas
HeadlineFlood Warning issued May 8 at 7:42PM CDT until May 12 at 10:00PM CDT by NWS Mobile AL
Expires2026-05-09T19:45:00-05:00
SenderNameNWS Mobile AL
HasExactCoordstrue
MergedCount4
MergedIds["noaa_urn:oid:2.49.0.1.840.0.98d52f81bbd8805b61f251673ecdfda0ab63401d.001.1","noaa_urn:oid:2.49.0.1.840.0.94dd9e6d006041d1e586122e166a45836895606b.001.1","noaa_urn:oid:2.49.0.1.840.0.8a241a8ae8075297f068b3bf1f42dec925fb20b2.001.1","noaa_urn:oid:2.49.0.1.840.0.8a241a8ae8075297f068b3bf1f42dec925fb20b2.002.1"]

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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Calamity.live data shows a weather event with CalamityScore 22/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.