FLOOD

Flood near San Lorenzo, Argentina

Latest update
Map: Flood near San Lorenzo, Argentina

GDACS has tracked this flood near San Lorenzo, Argentina since October 22, 2026, 6 days as of its latest update on October 28. It carries a GREEN alert: limited humanitarian impact expected.

TypeFlood
GDACS alertGreen
CountryArgentina
SinceOct 22, 2026
Tracked for6 days
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Reported impacts

Detected by GLOFAS (the Global Flood Awareness System of the EU Copernicus programme).

Why floods happen

River floods build over days as heavy rain or snowmelt fills a basin faster than its rivers can drain it; flash floods strike within hours of intense rain. Floods affect more people worldwide than any other natural hazard.

Seen from space

Satellite picture, Before · October 22, 2026
Before · October 22, 2026
Satellite picture, Latest · October 28, 2026
Latest · October 28, 2026

False color from MODIS on NASA’s Terra satellite (bands 7-2-1), which makes water stand out: rivers, lakes and flooded land are dark blue, vegetation is bright green, bare ground is brown, and clouds are pale cyan. The ring marks where the event was reported. Pictures: NASA Worldview (GIBS) from the daily satellite passes; clouds can hide the ground on some days.

GDACS report. Source: GDACS, the Global Disaster Alert and Coordination System of the United Nations and the European Commission (CC BY 4.0).

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