Calamity
mediumSevere weatherCalamity Score: 39

Severe Weather in United States

UnionUnited StatesNOAA

This alert expired on 20 June 2026 at 14:00 UTC. It is kept here as a record.

It is the strongest of the 7 detections recorded within 20 km of this point since 26 April 2026. The last comparable one was on 29 April 2026.

What the source measured

NOAA reported: Flash Flood Warning issued June 20 at 6:07AM CDT until June 20 at 9:00AM CDT by NWS Jackson MS

An estimated 90,324 people live within 50 km of this point.

Nearby, since 26 April 2026

How we know

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

Our own score for this event is 39 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)39 / 100
Our confidence81%
Coordinates32.7881, -92.5050
Nearest CityRuston (32 km)
Population Exposed90.3K within 50 km
Impact Tiersignificant
Timestamp2026-06-20T11:07:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Flash Flood Warning_noaa_urn:oid:2.49.0.1.840.0.d53f174a22f4bb0356a8ed0070041967

Score Breakdown

35
intensity
55
population
0
cascading
80
historical

Technical Details

EventFlash Flood Warning
UrgencyImmediate
CertaintyLikely
AreaDescFranklin, LA; Morehouse, LA; Richland, LA; West Carroll, LA; Bienville, LA; Jackson, LA; Lincoln, LA; Ouachita, LA; Union, LA; Columbia, AR; Union, AR; Claiborne, LA; Union, LA; Webster, LA and 1 more areas
HeadlineFlash Flood Warning issued June 20 at 6:07AM CDT until June 20 at 9:00AM CDT by NWS Jackson MS
Expires2026-06-20T09:00:00-05:00
SenderNameNWS Jackson MS
HasExactCoordstrue
MergedCount4
MergedIds["noaa_urn:oid:2.49.0.1.840.0.d53f174a22f4bb0356a8ed0070041967e72f4c90.001.1","noaa_urn:oid:2.49.0.1.840.0.5e41ac2d8569b547fd8d82ea5eb68799672e875f.001.1","noaa_urn:oid:2.49.0.1.840.0.94fc4eb9e5941231538f153df800dc2272f29f3f.001.1","noaa_urn:oid:2.49.0.1.840.0.cf89de3fcf71587b1a90bfd74d30f4f5157ffac7.001.1"]

Safety Information

During flooding: never walk, swim, or drive through floodwaters. Six inches of moving water can knock you down, and one foot of water can sweep away a vehicle. Move to higher ground if waters rise. After flooding, avoid contact with floodwater which may contain sewage, chemicals, or debris. Follow local emergency service guidance.

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 noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.