Calamity
mediumSevere weatherCalamity Score: 52

Severe weather near Rock Hill

LancasterUnited StatesNOAA

This alert expired on 10 July 2026 at 20:30 UTC. It is kept here as a record.

No stronger detection stands among the 64 recorded within 20 km of this point since 12 March 2026 — 44 others scored the same. The last comparable one was on 29 June 2026. 4 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Severe Thunderstorm Warning issued July 10 at 3:36PM EDT until July 10 at 4:30PM EDT by NWS Raleigh NC

An estimated 1,253,377 people live within 50 km of this point.

Nearby, since 12 March 2026

How we know

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

Our own score for this event is 52 out of 100, at 81 % 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)52 / 100
Our confidence81%
Coordinates35.0226, -80.8804
Nearest CityRock Hill (18 km)
Population Exposed1.3M within 50 km
Impact Tiersignificant
Timestamp2026-07-10T19:36:00.000Z

Score Breakdown

35
intensity
100
population
0
cascading
80
historical

Technical Details

EventSevere Thunderstorm Warning
UrgencyImmediate
CertaintyObserved
AreaDescAnson, NC; Davidson, NC; Montgomery, NC; Moore, NC; Randolph, NC; Richmond, NC; Stanly, NC; Laurens, SC; Union, SC; Cabarrus, NC; Union, NC and 3 more areas
HeadlineSevere Thunderstorm Warning issued July 10 at 3:36PM EDT until July 10 at 4:30PM EDT by NWS Raleigh NC
Expires2026-07-10T16:30:00-04:00
SenderNameNWS Raleigh NC
HasExactCoordstrue
MergedCount6
MergedIds["noaa_urn:oid:2.49.0.1.840.0.adf37dcea197fea2962401cec50446617e2f4fd9.001.1","noaa_urn:oid:2.49.0.1.840.0.e042ff6605baf402ac61ab2884338ba3422da38f.002.1","noaa_urn:oid:2.49.0.1.840.0.02519f699b0c43eda651af5c5eb0c11c732c9130.001.1","noaa_urn:oid:2.49.0.1.840.0.02a196772a975334d7c2ddf0ecad23ec2ccb767c.001.1","noaa_urn:oid:2.49.0.1.840.0.4aa07fa4dc502d1a14b62b7165d139c73006f67a.001.1","noaa_urn:oid:2.49.0.1.840.0.0b03891206c61a15dd24034890bfe4d7cd84b2b2.001.1"]

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 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 52/100, near Rock Hill (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.