Air Quality Warnings in Chile

Air Quality Warnings for Chile (Southern Cone) come from Dirección Meteorológica de Chile (DMC), Servicio Nacional de Prevención y Respuesta ante Desastres (SENAPRED), Centro Sismológico Nacional. This page explains what these warnings mean, which authority publishes them, and how to check the current status for Santiago.

Check live smog, status for Santiago Browse all warnings

At a glance

countryChile · South America
reference citySantiago (-33.45, -70.67)
risk profileearthquake, tsunami, volcano, wildfire, flood, landslide, storm, heat, drought

What counts as a air quality warnings

Air quality warnings are issued when particulate matter (PM2.5 and PM10), ozone, nitrogen dioxide or sulphur dioxide reach levels that harm health, or when Saharan dust, wildfire smoke or winter smog episodes push concentrations up. Values are usually published as an air quality index, but the index scale and its breakpoints differ from country to country.

Who issues air quality warnings in Chile

Warning levels, colours and terminology are set nationally. Always read the warning text of the issuing authority: it names the affected districts, the expected time window and the recommended action.

If a warning is active in Chile

Ventilate in the early morning on smog days and keep windows shut at peak hours.
Avoid strenuous outdoor exercise when the index is high.
Wear a well-fitted FFP2 or N95 mask if you must be outdoors in smoke or dust.

Where the data comes from

Waarning reads public, key-free sources for Chile: Open-Meteo Air Quality, Copernicus CAMS, national environment agencies, national pollen services. Measurements and official warnings are shown separately, and official warnings always keep the name of the authority that issued them.

Frequently asked questions

Who issues air quality warnings in Chile?

Dirección Meteorológica de Chile (DMC), Servicio Nacional de Prevención y Respuesta ante Desastres (SENAPRED), Centro Sismológico Nacional. Waarning does not issue warnings; it aggregates the public feeds of these bodies and links back to the original source.

Does Waarning show live air quality warnings for Chile?

Yes. The dashboard loads the current values for Santiago from Open-Meteo Air Quality, Copernicus CAMS, national environment agencies, national pollen services. You can open it with one click and the location is already set.

More warnings for Chile

Air Quality Warnings in nearby countries

Generated 2026-10-14. Waarning is not an official warning service; in an emergency follow local authorities and emergency services.