Calamity
CriticalSevere WeatherCalamity Score: 58

Severe Weather in United States

UpsonUnited StatesNOAA

This alert expired on 16 March 2026 at 11:30 UTC. It is kept here as a record.

It is the 2nd strongest of the 25 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 9 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Tornado Warning issued March 16 at 7:21AM EDT until March 16 at 7:30AM EDT by NWS Peachtree City GA

An estimated 23,211 people live within 50 km of this point.

Nearby, since 16 March 2026

How we know

Confirmed by 6 independent sources, including NOAA.

Our own score for this event is 58 out of 100, at 88 % 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
SeverityCritical
Calamity Score (ours)58 / 100
Our confidence88%
Coordinates32.9314, -84.2743
Nearest CityGriffin (35 km)
Population Exposed23.2K within 50 km
Impact Tiersignificant
Timestamp2026-03-16T11:21:00.000Z
Sourcehttps://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.9ffad69fead46feec867ea7d628a470b59a7f037.001.1

Score Breakdown

95
intensity
40
population
0
cascading
80
historical

Technical Details

EventTornado Warning
UrgencyImmediate
CertaintyObserved
AreaDescLamar, GA; Pike, GA; Upson, GA
HeadlineTornado Warning issued March 16 at 7:21AM EDT until March 16 at 7:30AM EDT by NWS Peachtree City GA
Expires2026-03-16T07:30:00-04:00
SenderNameNWS Peachtree City GA
HasExactCoordstrue
Spc ReportTypewind
Spc SpeedUNK
Spc Location1 WSW Birdie
Spc CountySpalding
Spc StateGA
Spc CommentsEM reports a tree down at Fayetteville Rd and Vaughn Rd. (FFC)
MergedSources[{"id":"spc_wind_33.16_-84.87_405","source":"spc","severity":"medium","severityValue":45,"timestamp":1773654300000,"latitude":33.16,"longitude":-84.87},{"id":"spc_wind_33.39_-84.62_409","source":"spc","severity":"medium","severityValue":45,"timestamp":1773654600000,"latitude":33.39,"longitude":-84.62},{"id":"spc_wind_33.21_-84.95_413","source":"spc","severity":"medium","severityValue":45,"timestamp":1773655500000,"latitude":33.21,"longitude":-84.95},{"id":"spc_wind_33.33_-84.35_418","source":"spc","severity":"medium","severityValue":45,"timestamp":1773657300000,"latitude":33.33,"longitude":-84.35},{"id":"spc_wind_33.31_-84.38_419","source":"spc","severity":"medium","severityValue":45,"timestamp":1773657480000,"latitude":33.31,"longitude":-84.38}]

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 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 58/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.