Calamity
MediumSevere WeatherCalamity Score: 34

Severe Weather in United States

MartinUnited StatesNOAA

Right now

The most recent data we hold from NOAA arrived 23 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.

Nothing else has been detected within 20 km in the last 24 hours.

This alert expired on 26 May 2026 at 15:00 UTC. It is kept here as a record.

It is the 4th strongest of the 50 detections recorded within 20 km of this point since 23 March 2026. The last comparable one was on 24 May 2026. 11 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Flood Warning issued May 25 at 9:55PM EDT until June 1 at 7:15PM EDT by NWS Indianapolis IN

An estimated 15,451 people live within 50 km of this point.

Nearby, since 23 March 2026

How we know

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

Our own score for this event is 34 out of 100, at 80 % confidence.

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

Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.

Event Data

TypeSevere Weather
SeverityMedium
Calamity Score (ours)34 / 100
Our confidence80%
Coordinates38.6618, -86.8688
Nearest CityJasper (31 km)
Population Exposed15.5K within 50 km
Impact Tiersignificant
Timestamp2026-05-26T01:55:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Flood Warning_noaa_urn:oid:2.49.0.1.840.0.944cc00a56314ffda7d16738169fd1db

Score Breakdown

35
intensity
40
population
0
cascading
80
historical

Technical Details

EventFlood Warning
UrgencyImmediate
CertaintyObserved
AreaDescGibson, IN; Knox, IN; Daviess, IN; Gibson, IN; Knox, IN; Pike, IN; Lawrence, IN; Martin, IN and 1 more areas
HeadlineFlood Warning issued May 25 at 9:55PM EDT until June 1 at 7:15PM EDT by NWS Indianapolis IN
Expires2026-05-26T11:00:00-04:00
SenderNameNWS Indianapolis IN
HasExactCoordstrue
MergedCount6
MergedIds["noaa_urn:oid:2.49.0.1.840.0.944cc00a56314ffda7d16738169fd1db5acb1902.004.1","noaa_urn:oid:2.49.0.1.840.0.944cc00a56314ffda7d16738169fd1db5acb1902.005.1","noaa_urn:oid:2.49.0.1.840.0.944cc00a56314ffda7d16738169fd1db5acb1902.003.1","noaa_urn:oid:2.49.0.1.840.0.944cc00a56314ffda7d16738169fd1db5acb1902.002.1","noaa_urn:oid:2.49.0.1.840.0.944cc00a56314ffda7d16738169fd1db5acb1902.001.1","noaa_urn:oid:2.49.0.1.840.0.7762d29b76aa47ec86dd6b4655d9f03d929688ba.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 8 March 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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