Calamity
criticalSevere weatherCalamity Score: 58

Severe weather in United States

PerryUnited StatesNOAA

This alert expired on 12 March 2026 at 04:00 UTC. It is kept here as a record.

No stronger detection stands among the 75 recorded within 20 km of this point since 12 March 2026 — one other scored the same.

What the source measured

NOAA reported: Tornado Warning issued March 11 at 10:35PM CDT until March 11 at 11:00PM CDT by NWS Mobile AL

An estimated 46,805 people live within 50 km of this point.

Nearby, since 12 March 2026

How we know

Confirmed by 3 independent sources, including NOAA.

Our own score for this event is 58 out of 100, at 89 % confidence.

The score is ours, computed from intensity, exposed population and local history — not the source’s.

Event Data

TypeSevere weather
Severitycritical
Calamity Score (ours)58 / 100
Our confidence89%
Coordinates31.0320, -88.9060
Nearest CityHattiesburg (49 km)
Population Exposed46.8K within 50 km
Impact Tiersignificant
Timestamp2026-03-12T03:35:00.000Z
Sourcehttps://api.weather.gov/alerts/urn-oid-2_49_0_1_840_0_0fc4b98b79570910455c3b5c9c40b0a5340a98d2_001_1

Score Breakdown

95
intensity
40
population
0
cascading
80
historical

Technical Details

EventTornado Warning
UrgencyImmediate
CertaintyObserved
AreaDescGeorge, MS; Greene, MS; Perry, MS
HeadlineTornado Warning issued March 11 at 10:35PM CDT until March 11 at 11:00PM CDT by NWS Mobile AL
Expires2026-03-11T23:00:00-05:00
SenderNameNWS Mobile AL
HasExactCoordstrue
Spc ReportTypewind
Spc SpeedUNK
Spc LocationBellevue
Spc CountyLamar
Spc StateMS
Spc CommentsMultiple trees down around hwy 589 & hwy 98. (JAN)
MergedSources[{"id":"spc_wind_31.28_-89.58_200","source":"spc","severity":"medium","severityValue":45,"timestamp":1773281520000,"latitude":31.28,"longitude":-89.58},{"id":"spc_wind_31.32_-89.47_201","source":"spc","severity":"medium","severityValue":45,"timestamp":1773282000000,"latitude":31.32,"longitude":-89.47}]

Safety Information

If a tornado warning is issued: go to a basement or an interior room on the lowest floor, away from windows. A vehicle and a mobile home are not shelter. Cover your head and neck. Wait for the official all-clear before going outside, and watch for downed power lines and gas leaks afterwards.

Series begins 10 February 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 58/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.