Calamity
MediumSevere WeatherCalamity Score: 22

Severe Weather in United States

LlanoUnited StatesNOAA

Right now

The most recent data we hold from NOAA arrived 5 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 20 May 2026 at 01:30 UTC. It is kept here as a record.

It is the 37th strongest of the 50 detections recorded within 20 km of this point since 6 May 2026. The last comparable one was on 11 May 2026. 44 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Severe Thunderstorm Warning issued May 19 at 7:23PM CDT until May 19 at 8:30PM CDT by NWS Austin/San Antonio TX

Nearby, since 6 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 60 % 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 confidence60%
Coordinates30.8220, -98.4632
Nearest CityCopperas Cove (63 km)
Impact Tierminor
Timestamp2026-05-20T00:23:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.3923cec4d37a11cd1ddd880f58c6f841

Score Breakdown

35
intensity
0
population
0
cascading
80
historical

Technical Details

EventSevere Thunderstorm Warning
UrgencyImmediate
CertaintyObserved
AreaDescBlanco, TX; Burnet, TX; Gillespie, TX; Llano, TX; Schleicher, TX; Sutton, TX; Williamson, TX and 3 more areas
HeadlineSevere Thunderstorm Warning issued May 19 at 7:23PM CDT until May 19 at 8:30PM CDT by NWS Austin/San Antonio TX
Expires2026-05-19T20:30:00-05:00
SenderNameNWS Austin/San Antonio TX
HasExactCoordstrue
MergedCount6
MergedIds["noaa_urn:oid:2.49.0.1.840.0.3923cec4d37a11cd1ddd880f58c6f841605097e6.001.1","noaa_urn:oid:2.49.0.1.840.0.83c82ac2b09fdb41fd7e6588ae5f03f7abe2ea2d.001.1","noaa_urn:oid:2.49.0.1.840.0.4ce89d484f265b5369b6e7046be45456c28e5fc4.001.1","noaa_urn:oid:2.49.0.1.840.0.20307f54cda1875a16e9752813e60888732bd1e0.001.1","noaa_urn:oid:2.49.0.1.840.0.b9ede50d6ba63c4610d3371f14236be79629223c.001.1","noaa_urn:oid:2.49.0.1.840.0.e65354fc702a3771fc0b6b6e9a6dda356160b993.001.1"]

Safety Information

Always follow official guidance from your local emergency management agency. This platform provides scientific monitoring data and is not a substitute for official warnings. If you are in immediate danger, contact your local emergency number.

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.