Calamity
mediumSevere weatherCalamity Score: 43

Severe weather near Portland

United StatesNOAA

This alert expired on 28 May 2026 at 19:45 UTC. It is kept here as a record.

No stronger detection stands among the 25 recorded within 20 km of this point since 11 May 2026 — 21 others scored the same. Another comparable one was recorded here earlier the same day. 13 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Flood Warning issued May 27 at 11:31PM CDT until May 29 at 4:00AM CDT by NWS Corpus Christi TX

An estimated 332,355 people live within 50 km of this point.

Nearby, since 11 May 2026

How we know

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

Our own score for this event is 43 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)43 / 100
Our confidence81%
Coordinates28.0889, -97.5218
Nearest CityPortland (31 km)
Population Exposed332.4K within 50 km
Impact Tiersignificant
Timestamp2026-05-28T04:31:00.000Z

Score Breakdown

35
intensity
70
population
0
cascading
80
historical

Technical Details

EventFlood Warning
UrgencyExpected
CertaintyLikely
AreaDescJim Wells, TX; Nueces, TX; San Patricio, TX; Aransas, TX; Refugio, TX; Bee, TX and 1 more areas
HeadlineFlood Warning issued May 27 at 11:31PM CDT until May 29 at 4:00AM CDT by NWS Corpus Christi TX
Expires2026-05-28T14:45:00-05:00
SenderNameNWS Corpus Christi TX
HasExactCoordstrue
MergedCount4
MergedIds["noaa_urn:oid:2.49.0.1.840.0.cd052d67f6a35f642c568a5f3b2535ff5388d299.001.1","noaa_urn:oid:2.49.0.1.840.0.6c0f38b390cb9f00899b281f56510bedad45f855.001.1","noaa_urn:oid:2.49.0.1.840.0.cd18decd5c503955c8e3672973200d99c7b1eddf.001.1","noaa_urn:oid:2.49.0.1.840.0.8e134bb92790ad638e0b7f9ea871ca3d047db481.001.1"]

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 43/100, near Portland (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 194 scientific monitoring sources.