Calamity
HighSevere WeatherCalamity Score: 44

Severe Weather in United States

ArmstrongUnited 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.

7 other detections within 20 km in the last 24 hours, the nearest 11 km from here.

This alert expired on 10 September 2026 at 23:45 UTC. It is kept here as a record.

It is the 20th strongest of the 79 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. 7 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Severe Thunderstorm Warning issued September 10 at 6:16PM CDT until September 10 at 6:45PM CDT by NWS Amarillo TX

An estimated 198,645 people live within 50 km of this point.

Nearby, since 15 March 2026

How we know

Confirmed by 2 independent sources, including NOAA.

Our own score for this event is 44 out of 100, at 86 % confidence.

The score is ours, computed from intensity, exposed population and local history — not the source’s.

Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.

Event Data

TypeSevere Weather
SeverityHigh
Calamity Score (ours)44 / 100
Our confidence86%
Coordinates35.0156, -101.5651
Nearest CityAmarillo (33 km)
Population Exposed198.6K within 50 km
Impact Tiersevere
Timestamp2026-09-10T23:16:00.000Z
Sourcehttps://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.457770ef561b9dff572feac827d30361f3675ce4.001.1

Score Breakdown

50
intensity
70
population
0
cascading
25
historical

Technical Details

EventSevere Thunderstorm Warning
UrgencyImmediate
CertaintyObserved
AreaDescArmstrong, TX; Carson, TX; Armstrong, TX; Randall, TX
HeadlineSevere Thunderstorm Warning issued September 10 at 6:16PM CDT until September 10 at 6:45PM CDT by NWS Amarillo TX
Expires2026-09-10T18:45:00-05:00
SenderNameNWS Amarillo TX
HasExactCoordstrue
MergedCount2
MergedIds["noaa_urn:oid:2.49.0.1.840.0.457770ef561b9dff572feac827d30361f3675ce4.001.1","noaa_urn:oid:2.49.0.1.840.0.d027a4bf021bdd90fbcc712dca626df645df8a50.001.1"]
Spc ReportTypehail
Spc Speed125
Spc Location2 ESE Pantex
Spc CountyCarson
Spc StateTX
Spc CommentsTrained spotter reported quarter size hail starting at 533pm with half dollar hail at 535pm. (AMA)
MergedSources[{"id":"spc_wind_35.31_-101.57_3","source":"spc","severity":"medium","severityValue":45,"timestamp":1789078620000,"latitude":35.31,"longitude":-101.57},{"id":"spc_hail_35.32_-101.55_5","source":"spc","severity":"high","severityValue":65,"timestamp":1789079580000,"latitude":35.32,"longitude":-101.55}]

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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