Calamity
CriticalSevere WeatherCalamity Score: 76

Severe Weather near Seguin

GuadalupeUnited StatesNOAA

Right now

The most recent data we hold from NOAA arrived 3 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 27 May 2026 at 04:00 UTC. It is kept here as a record.

No stronger detection stands among the 18 recorded within 20 km of this point since 1 May 2026 — 11 others scored the same. Another comparable one was recorded here earlier the same day. 5 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Tornado Warning issued May 26 at 10:21PM CDT until May 26 at 11:00PM CDT by NWS Austin/San Antonio TX

An estimated 1,840,852 people live within 50 km of this point.

Nearby, since 1 May 2026

How we know

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

Our own score for this event is 76 out of 100, at 80 % 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)76 / 100
Our confidence80%
Coordinates29.4761, -98.0571
Nearest CitySeguin (14 km)
Population Exposed1.8M within 50 km
Impact Tiercatastrophic
Timestamp2026-05-27T03:21:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Tornado Warning_noaa_urn:oid:2.49.0.1.840.0.265816c4888a84b980e95d5d4816a9fe

Score Breakdown

95
intensity
100
population
0
cascading
80
historical

Technical Details

EventTornado Warning
UrgencyImmediate
CertaintyObserved
AreaDescGonzales, TX; Guadalupe, TX; Bexar, TX; Guadalupe, TX
HeadlineTornado Warning issued May 26 at 10:21PM CDT until May 26 at 11:00PM CDT by NWS Austin/San Antonio TX
Expires2026-05-26T23:00:00-05:00
SenderNameNWS Austin/San Antonio TX
HasExactCoordstrue
MergedCount2
MergedIds["noaa_urn:oid:2.49.0.1.840.0.265816c4888a84b980e95d5d4816a9fe081a58c4.001.1","noaa_urn:oid:2.49.0.1.840.0.094bda0c3bb631290b026786d371844683713526.001.1"]

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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