Calamity
highSevere weatherCalamity Score: 23

Severe Weather in United States

RockUnited StatesSPC

Reported by SPC today.

It is the 20th strongest of the 27 detections recorded within 20 km of this point since 27 April 2026. Another comparable one was recorded here earlier the same day.

What the source measured

SPC reported: Hail 125 in near 5 N Rose, Rock, NE. Time estimated from radar. (LBF)

Nearby, since 27 April 2026

How we know

Confirmed by 2 independent sources, including SPC.

Our own score for this event is 23 out of 100, at 70 % confidence.

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

Event Data

TypeSevere weather
Severityhigh
Calamity Score (ours)23 / 100
Our confidence70%
Coordinates42.2400, -99.5200
Nearest CityNorth Platte (162 km)
Impact Tierminor
Timestamp2026-09-02T03:00:03.360Z
Sourcehttps://www.spc.noaa.gov/climo/reports/today.html

Score Breakdown

50
intensity
0
population
0
cascading
25
historical

Technical Details

ReportTypehail
Speed125
Location5 N Rose
CountyRock
StateNE
CommentsTime estimated from radar. (LBF)
Iem TypeSummaryH
Iem Magnitude1.25
Iem UnitInch
Iem City5 N Rose
Iem CountyRock
Iem StateNE
Iem WfoLBF
Iem RemarkTime estimated from radar.
MergedSources[{"id":"iem_H_42.240_-99.520_1788303360000","source":"iem","severity":"low","severityValue":25,"timestamp":1788303360000,"latitude":42.24,"longitude":-99.52}]

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 10 February 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 23/100 (United States), based on data from spc. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.