Calamity
mediumSevere weatherCalamity Score: 52

Severe weather near Chapel Hill

ChathamUnited StatesNOAA

This alert expired on 19 June 2026 at 02:45 UTC. It is kept here as a record.

It is the 2nd strongest of the 94 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 30 April 2026.

What the source measured

NOAA reported: Severe Thunderstorm Warning issued June 18 at 9:52PM EDT until June 18 at 10:45PM EDT by NWS Raleigh NC

An estimated 1,553,541 people live within 50 km of this point.

Nearby, since 16 March 2026

How we know

Confirmed by 8 independent sources, including NOAA.

Our own score for this event is 52 out of 100, at 90 % 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 confidence90%
Coordinates35.8099, -79.0309
Nearest CityChapel Hill (11 km)
Population Exposed1.6M within 50 km
Impact Tiersignificant
Timestamp2026-06-19T01:52:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.43c5d0e0bd828c2e582478b5b15a825a

Score Breakdown

35
intensity
100
population
0
cascading
80
historical

Technical Details

EventSevere Thunderstorm Warning
UrgencyImmediate
CertaintyObserved
AreaDescFranklin, NC; Granville, NC; Halifax, NC; Nash, NC; Vance, NC; Warren, NC; Montgomery, NC; Moore, NC; Randolph, NC; Stanly, NC
HeadlineSevere Thunderstorm Warning issued June 18 at 9:52PM EDT until June 18 at 10:45PM EDT by NWS Raleigh NC
Expires2026-06-18T22:45:00-04:00
SenderNameNWS Raleigh NC
HasExactCoordstrue
MergedCount2
MergedIds["noaa_urn:oid:2.49.0.1.840.0.43c5d0e0bd828c2e582478b5b15a825a1b77b8e9.001.1","noaa_urn:oid:2.49.0.1.840.0.995ae81a0c5d537f55dc3d8ffb6b1f50f37e5bee.001.1"]
Iem TypeSummaryD
Iem City8 W Pope Afb
Iem CountyMoore
Iem StateNC
Iem WfoRAH
Iem Remarklarge tree down along LOBELIA RD.
MergedSources[{"id":"iem_D_35.470_-79.640_1781828760000","source":"iem","severity":"low","severityValue":25,"timestamp":1781828760000,"latitude":35.47,"longitude":-79.64},{"id":"iem_D_35.290_-79.260_1781826960000","source":"iem","severity":"low","severityValue":25,"timestamp":1781826960000,"latitude":35.29,"longitude":-79.26},{"id":"iem_D_35.420_-79.690_1781829300000","source":"iem","severity":"low","severityValue":25,"timestamp":1781829300000,"latitude":35.42,"longitude":-79.69},{"id":"iem_D_35.290_-79.270_1781827980000","source":"iem","severity":"low","severityValue":25,"timestamp":1781827980000,"latitude":35.29,"longitude":-79.27},{"id":"iem_D_35.370_-78.570_1781830800000","source":"iem","severity":"low","severityValue":25,"timestamp":1781830800000,"latitude":35.37,"longitude":-78.57},{"id":"iem_D_35.220_-79.290_1781827500000","source":"iem","severity":"low","severityValue":25,"timestamp":1781827500000,"latitude":35.22,"longitude":-79.29},{"id":"iem_D_35.190_-79.140_1781829000000","source":"iem","severity":"low","severityValue":25,"timestamp":1781829000000,"latitude":35.19,"longitude":-79.14}]

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