Calamity
mediumSevere weatherCalamity Score: 39

Severe Weather in United States

GraysonUnited StatesSPC

Reported by SPC 169 days ago.

It is the 4th strongest of the 133 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 110 more were recorded here in the fortnight before it.

What the source measured

SPC reported: Wind UNK kt near Leitchfield, Grayson, KY. Corrects previous tstm wnd dmg report from Leitchfield. 30 trees down calls in Leitchfield and about 4300 customers without power in Grayson County. (LMK)

An estimated 52,065 people live within 50 km of this point.

Nearby, since 16 March 2026

How we know

Confirmed by 2 independent sources, including SPC.

Our own score for this event is 39 out of 100, at 88 % confidence.

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

Event Data

TypeSevere weather
Severitymedium
Calamity Score (ours)39 / 100
Our confidence88%
Coordinates37.4800, -86.2900
Nearest CityElizabethtown (45 km)
Population Exposed52.1K within 50 km
Impact Tiersignificant
Timestamp2026-03-16T03:25:00.000Z
Sourcehttps://www.spc.noaa.gov/climo/reports/today.html

Score Breakdown

35
intensity
55
population
0
cascading
80
historical

Technical Details

ReportTypewind
SpeedUNK
LocationLeitchfield
CountyGrayson
StateKY
CommentsCorrects previous tstm wnd dmg report from Leitchfield. 30 trees down calls in Leitchfield and about 4300 customers without power in Grayson County. (LMK)
Iem TypeSummaryD
Iem CityLeitchfield
Iem CountyGrayson
Iem StateKY
Iem WfoLMK
Iem RemarkCorrects previous tstm wnd dmg report from Leitchfield. 30 trees down calls in Leitchfield and about 4300 customers without power in Grayson County.
MergedSources[{"id":"iem_D_37.480_-86.290_1773631500000","source":"iem","severity":"low","severityValue":25,"timestamp":1773631500000,"latitude":37.48,"longitude":-86.29}]

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 39/100 (United States), based on data from spc. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.