Calamity
MediumSevere WeatherCalamity Score: 22

Severe Weather in United States

BranchUnited StatesNOAA

This alert expired on 15 March 2026 at 19:30 UTC. It is kept here as a record.

It is the 6th strongest of the 32 detections recorded within 20 km of this point since 14 March 2026. The last comparable one was on 14 March 2026. 4 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Flood Warning issued March 14 at 9:27PM EDT until March 20 at 2:00PM EDT by NWS Northern Indiana

Nearby, since 14 March 2026

How we know

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

Our own score for this event is 22 out of 100, at 58 % 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)22 / 100
Our confidence58%
Coordinates41.7833, -84.8477
Nearest CityJackson (64 km)
Impact Tierminor
Timestamp2026-03-15T01:27:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Flood-Warning_noaa_urn-oid-2_49_0_1_840_0_26129642f091a66371cfd2c82d694937

Score Breakdown

35
intensity
0
population
0
cascading
80
historical

Technical Details

EventFlood Warning
UrgencyImmediate
CertaintyObserved
AreaDescAllen, IN; De Kalb, IN; Defiance, OH; Defiance, OH; Fulton, OH; Williams, OH; Noble, IN and 2 more areas
HeadlineFlood Warning issued March 14 at 9:27PM EDT until March 20 at 2:00PM EDT by NWS Northern Indiana
Expires2026-03-15T15:30:00-04:00
SenderNameNWS Northern Indiana
HasExactCoordstrue
MergedCount5
MergedIds["noaa_urn:oid:2.49.0.1.840.0.26129642f091a66371cfd2c82d694937320fb774.002.1","noaa_urn:oid:2.49.0.1.840.0.26129642f091a66371cfd2c82d694937320fb774.004.1","noaa_urn:oid:2.49.0.1.840.0.26129642f091a66371cfd2c82d694937320fb774.001.1","noaa_urn:oid:2.49.0.1.840.0.26129642f091a66371cfd2c82d694937320fb774.003.1","noaa_urn:oid:2.49.0.1.840.0.0272716731ff8d55cc93a3ff7866c6056adc6da7.001.1"]

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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Calamity.live data shows a weather event with CalamityScore 22/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.