Calamity
MediumSevere WeatherCalamity Score: 34

Severe Weather in United States

MartinUnited StatesNOAA

Right now

The most recent data we hold from NOAA arrived 1 minute 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 27 May 2026 at 12:00 UTC. It is kept here as a record.

It is the 25th strongest of the 56 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 6 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Flood Warning issued May 27 at 4:08AM EDT until May 27 at 8:00AM EDT by NWS Indianapolis IN

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

Nearby, since 16 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%
Coordinates38.7221, -86.7212
Nearest CityJasper (41 km)
Population Exposed15.5K within 50 km
Impact Tiersignificant
Timestamp2026-05-27T08:08:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Flood Warning_noaa_urn:oid:2.49.0.1.840.0.1da07e162e752955fafc37a26410e39b

Score Breakdown

35
intensity
40
population
0
cascading
80
historical

Technical Details

EventFlood Warning
UrgencyExpected
CertaintyLikely
AreaDescJackson, IN; Gibson, IN; Knox, IN; Daviess, IN; Gibson, IN; Knox, IN; Pike, IN and 1 more areas
HeadlineFlood Warning issued May 27 at 4:08AM EDT until May 27 at 8:00AM EDT by NWS Indianapolis IN
Expires2026-05-27T08:00:00-04:00
SenderNameNWS Indianapolis IN
HasExactCoordstrue
MergedCount6
MergedIds["noaa_urn:oid:2.49.0.1.840.0.1da07e162e752955fafc37a26410e39b391f82a3.001.1","noaa_urn:oid:2.49.0.1.840.0.851bec776d49ece65367bafcbc470de9b8bed564.004.1","noaa_urn:oid:2.49.0.1.840.0.851bec776d49ece65367bafcbc470de9b8bed564.005.1","noaa_urn:oid:2.49.0.1.840.0.851bec776d49ece65367bafcbc470de9b8bed564.002.1","noaa_urn:oid:2.49.0.1.840.0.851bec776d49ece65367bafcbc470de9b8bed564.003.1","noaa_urn:oid:2.49.0.1.840.0.851bec776d49ece65367bafcbc470de9b8bed564.001.1"]

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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