Worst air pollution Ramos Arizpe, today and tomorrow
Today (20 September): Air quality in Ramos Arizpe is very poor. AQI and PM10 are very poor; PM2.5 is moderate; NO2, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 10:00 AM (PM10: 94.5/100).
Tomorrow (21 September 2026): Air quality in Ramos Arizpe is very poor. PM2.5 increases to very poor; PM1 increases to fair; all other pollutants stay as today. Pollution peaks around 10:00 PM (PM10: 100/100). Airmine updates local air quality forecasts four times daily.
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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Ramos Arizpe's air quality reflects the greater Monterrey-Saltillo corridor's Coahuila plateau position at 1,600 metres adjacent to General Motors and Chrysler manufacturing, with vehicle traffic on surrounding roads and the automotive manufacturing and industrial character generating elevated industrial emissions. The elevated plateau position aids dispersal on most days, while winter inversions create seasonal challenges and the automotive industrial scale makes Ramos Arizpe one of Mexico's most distinctively automotive-defined smaller cities.
Today - 20 September | Pollution peaks at 10:00
AQI:
Very poor
94.5/100
PM2.5 (fine particles):
Moderate
55.0/100
PM10 (coarse particles):
Very poor
94.5/100
NO2 (nitrogen dioxide):
Good
2.5/100
O3 (ozone):
Good
13.5/100
SO2 (sulfur dioxide):
Good
0.1/100
CO (carbon monoxide):
Good
0.4/100
HCHO (formaldehyde):
Good
0.9/100
PM1 (ultrafine particles):
Good
13.5/100
Levels show the poorest local air quality during the day
Tomorrow - 21 September | Pollution peaks at 22:00
AQI:
Very poor
100/100
PM2.5 (fine particles):
Very poor
90.8/100
PM10 (coarse particles):
Very poor
100/100
NO2 (nitrogen dioxide):
Good
3.1/100
O3 (ozone):
Good
15.0/100
SO2 (sulfur dioxide):
Good
0.1/100
CO (carbon monoxide):
Good
0.4/100
HCHO (formaldehyde):
Good
1.3/100
PM1 (ultrafine particles):
Fair
27.1/100
Frequently Asked Questions
Is air quality bad in Ramos Arizpe right now?
On 20 September 2026, overall air quality in Ramos Arizpe is very poor. AQI is the main air quality indicator at 94.5/100. Pollution peaks around 10:00 AM (PM10: 94.5/100).
Will air quality be worse tomorrow in Ramos Arizpe?
On 21 September 2026, air quality conditions in Ramos Arizpe will be similar to today, with AQI forecast at very poor at 100/100. Pollution peaks around 10:00 PM (PM10: 100/100).
When is air pollution at its worst in Ramos Arizpe?
Pollution in Ramos Arizpe typically rises when traffic emissions and light manufacturing combine, especially once dry, windy weather picks up. These wind events can carry dust in from the surrounding arid landscape. Such events are most common in the drier shoulder seasons.
Are air quality levels in Ramos Arizpe based on measurements or forecasts?
It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.
Why doesn’t the forecast always reflect wildfire impacts?
Airmine’s forecast uses CAMS (Copernicus Atmosphere Monitoring Service) as its background atmospheric model. While CAMS includes wildfire emissions, these are derived from satellite observations and are not available in real time. During rapidly evolving wildfire events, there may therefore be a delay before increased emissions are incorporated into the model. As a result, the forecast may temporarily underestimate PM₂.₅ and other pollutants associated with wildfire smoke.
During rapidly evolving wildfire events, CAMS may lag by approximately 1–2 days before increased wildfire emissions are fully represented, which can lead to temporary underestimation of PM₂.₅ concentrations in Airmine’s forecast.
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Data provided by Airmine — Last update: 21 September 2026 at 03:04 CEST (Data is updated four times daily.)
This forecast is produced independently using Airmine's own atmospheric data and models.
Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.
Disclaimer: Forecasts are provided for informational purposes only and should not be relied upon as medical advice. Actual pollen and air quality conditions may vary from the forecast. If you have allergies, asthma, or another medical condition, consult a healthcare professional. Please see our Terms of Service for important information about limitations of liability.
Some text on this page may be generated or summarised using artificial intelligence (AI). Wherever possible, AI-generated content is enriched with Airmine's proprietary data to improve its accuracy and relevance. However, AI-generated content may still contain errors, omissions, or inaccuracies.
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