Calamity
MediumSevere WeatherCalamity Score: 22

Flood Warning

NOAA

Right now

The most recent data we hold from NOAA arrived 5 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 20 May 2026 at 06:00 UTC. It is kept here as a record.

No stronger detection stands among the 11 recorded within 20 km of this point since 18 May 2026 — 10 others scored the same. The last comparable one was on 18 May 2026. 2 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Flood Warning issued May 19 at 9:43AM AKDT until May 19 at 10:00PM AKDT by NWS Fairbanks AK

Nearby, since 18 May 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 61 % 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 confidence61%
Coordinates62.2797, -160.3462
Nearest CityAnchorage (562 km)
Impact Tierminor
Timestamp2026-05-19T17:43:00.000Z
Sourcehttps://api.weather.gov/alerts/merged_Flood Warning_noaa_urn:oid:2.49.0.1.840.0.c23c864be6395bb2feef8bc5f9295c5a

Score Breakdown

35
intensity
0
population
0
cascading
80
historical

Technical Details

EventFlood Warning
UrgencyImmediate
CertaintyLikely
AreaDescLower Yukon and Innoko Valleys; Lower Yukon River
HeadlineFlood Warning issued May 19 at 9:43AM AKDT until May 19 at 10:00PM AKDT by NWS Fairbanks AK
Expires2026-05-19T22:00:00-08:00
SenderNameNWS Fairbanks AK
HasExactCoordstrue
MergedCount3
MergedIds["noaa_urn:oid:2.49.0.1.840.0.c23c864be6395bb2feef8bc5f9295c5af0502a34.001.1","noaa_urn:oid:2.49.0.1.840.0.87dd0012abc9b4f418e8b53af2b1204ac6fc6dca.001.1","noaa_urn:oid:2.49.0.1.840.0.c854e195f67dc9661e844291948211b2f4cd74dd.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, based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.