Calamity
MediumSevere WeatherCalamity Score: 34

Severe Weather in United States

DuvalUnited StatesNOAA

Right now

The most recent data we hold from NOAA arrived 2 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 06:45 UTC. It is kept here as a record.

It is the 3rd strongest of the 15 detections recorded within 20 km of this point since 19 May 2026. Another comparable one was recorded here earlier the same day. 6 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Severe Thunderstorm Warning issued May 27 at 12:38AM CDT until May 27 at 1:45AM CDT by NWS Corpus Christi TX

An estimated 19,408 people live within 50 km of this point.

Nearby, since 19 May 2026

How we know

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

Our own score for this event is 34 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
SeverityMedium
Calamity Score (ours)34 / 100
Our confidence80%
Coordinates27.6605, -98.4312
Nearest CityAlice (37 km)
Population Exposed19.4K within 50 km
Impact Tiersignificant
Timestamp2026-05-27T05:38:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.d9fb2dcbcfa95e6ac3a9c4ff25125712

Score Breakdown

35
intensity
40
population
0
cascading
80
historical

Technical Details

EventSevere Thunderstorm Warning
UrgencyImmediate
CertaintyObserved
AreaDescDuval, TX; Jim Wells, TX; Kleberg, TX; Nueces, TX; San Patricio, TX; Duval, TX; Webb, TX
HeadlineSevere Thunderstorm Warning issued May 27 at 12:38AM CDT until May 27 at 1:45AM CDT by NWS Corpus Christi TX
Expires2026-05-27T01:45:00-05:00
SenderNameNWS Corpus Christi TX
HasExactCoordstrue
MergedCount2
MergedIds["noaa_urn:oid:2.49.0.1.840.0.d9fb2dcbcfa95e6ac3a9c4ff251257122fd09955.001.1","noaa_urn:oid:2.49.0.1.840.0.dd23de4c1beea2720b57e8ce510b63e4a5aa71b6.001.1"]

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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