Calamity
MediumSevere WeatherCalamity Score: 16

Severe Weather in United States

CusterUnited 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 10 June 2026 at 02:15 UTC. It is kept here as a record.

It is the 11th strongest of the 21 detections recorded within 20 km of this point since 27 April 2026. 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 June 9 at 8:28PM CDT until June 9 at 9:15PM CDT by NWS Omaha/Valley NE

Nearby, since 27 April 2026

How we know

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

Our own score for this event is 16 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)16 / 100
Our confidence60%
Coordinates41.5931, -99.3761
Nearest CityKearney (102 km)
Impact Tierminor
Timestamp2026-06-10T01:28:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.517e0b3a1881a62932682336bb934e7c

Score Breakdown

35
intensity
0
population
0
cascading
18
historical

Technical Details

EventSevere Thunderstorm Warning
UrgencyImmediate
CertaintyObserved
AreaDescAntelope, NE; Boone, NE; Madison, NE; Platte, NE; Blaine, NE; Custer, NE; Logan, NE; Thomas, NE; Greeley, NE; Nance, NE and 2 more areas
HeadlineSevere Thunderstorm Warning issued June 9 at 8:28PM CDT until June 9 at 9:15PM CDT by NWS Omaha/Valley NE
Expires2026-06-09T21:15:00-05:00
SenderNameNWS Omaha/Valley NE
HasExactCoordstrue
MergedCount5
MergedIds["noaa_urn:oid:2.49.0.1.840.0.517e0b3a1881a62932682336bb934e7c0681aee3.001.1","noaa_urn:oid:2.49.0.1.840.0.4fd73607b9615ff16d4c20a6a4650dbac639425b.001.1","noaa_urn:oid:2.49.0.1.840.0.6451c92d68e1c45e97f9ef800f223d89f2a41296.001.1","noaa_urn:oid:2.49.0.1.840.0.23059feda7f830d406173ca1fa0ae72aa6225ab5.001.1","noaa_urn:oid:2.49.0.1.840.0.60e018bbc437a968c935c27dd90c0784919d0272.001.1"]

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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