Calamity
MediumSevere WeatherCalamity Score: 22

Severe Weather in United States

ArmstrongUnited StatesNOAA

Right now

The most recent data we hold from NOAA arrived 2 hours 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 30 May 2026 at 02:15 UTC. It is kept here as a record.

No stronger detection stands among the 30 recorded within 20 km of this point since 15 March 2026 — 18 others scored the same. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Severe Thunderstorm Warning issued May 29 at 8:10PM CDT until May 29 at 9:15PM CDT by NWS Amarillo TX

Nearby, since 15 March 2026

How we know

Confirmed by 7 independent sources, including NOAA.

Our own score for this event is 22 out of 100, at 68 % 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 confidence68%
Coordinates34.8825, -101.1592
Nearest CityAmarillo (72 km)
Impact Tierminor
Timestamp2026-05-30T01:10:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.fb652b2998f7d132f90f8e002d92a13c

Score Breakdown

35
intensity
0
population
0
cascading
80
historical

Technical Details

EventSevere Thunderstorm Warning
UrgencyImmediate
CertaintyObserved
AreaDescArmstrong, TX; Donley, TX; Armstrong, TX
HeadlineSevere Thunderstorm Warning issued May 29 at 8:10PM CDT until May 29 at 9:15PM CDT by NWS Amarillo TX
Expires2026-05-29T21:15:00-05:00
SenderNameNWS Amarillo TX
HasExactCoordstrue
MergedCount2
MergedIds["noaa_urn:oid:2.49.0.1.840.0.fb652b2998f7d132f90f8e002d92a13cd63ef521.001.1","noaa_urn:oid:2.49.0.1.840.0.6624215d1aac79d1b11751e2c9dc4a2e557dd8f1.001.1"]
Iem TypeSummaryH
Iem Magnitude1
Iem UnitInch
Iem City16 SSE Canyon
Iem CountyRandall
Iem StateTX
Iem WfoAMA
Iem RemarkQuarter sized hail was measured 1 mile north of Happy TX off of Interstate 27. Small accumulating hail was also reported at this location.
MergedSources[{"id":"iem_D_34.730_-100.540_1780098120000","source":"iem","severity":"low","severityValue":25,"timestamp":1780098120000,"latitude":34.73,"longitude":-100.54},{"id":"iem_G_34.940_-101.850_1780098780000","source":"iem","severity":"low","severityValue":25,"timestamp":1780098780000,"latitude":34.94,"longitude":-101.85},{"id":"iem_G_34.740_-100.530_1780098180000","source":"iem","severity":"low","severityValue":25,"timestamp":1780098180000,"latitude":34.74,"longitude":-100.53},{"id":"iem_D_34.810_-101.830_1780098660000","source":"iem","severity":"low","severityValue":25,"timestamp":1780098660000,"latitude":34.81,"longitude":-101.83},{"id":"iem_H_34.810_-101.850_1780098300000","source":"iem","severity":"low","severityValue":25,"timestamp":1780098300000,"latitude":34.81,"longitude":-101.85},{"id":"iem_H_34.760_-101.860_1780099800000","source":"iem","severity":"low","severityValue":25,"timestamp":1780099800000,"latitude":34.76,"longitude":-101.86}]

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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