Worst air pollution Columbus, Nebraska, today and tomorrow
Today (20 September): Air quality in Columbus, Nebraska is moderate. AQI and NO2 are moderate; O3 is fair; PM2.5, PM10, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 4:00 PM (NO2: 47.2/100).
Tomorrow (21 September 2026): Air quality in Columbus, Nebraska is moderate. All pollutants stay as today. Pollution peaks around 5:00 PM (NO2: 46.2/100). 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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Columbus's air quality is shaped largely by open eastern Nebraska farmland air; fall ragweed pollen is the year's sharpest spike. These factors combine to give Columbus a fairly typical seasonal air quality pattern for this part of the country. Local topography and prevailing winds both play a role in how quickly conditions change.
Today - 20 September | Pollution peaks at 16:00
AQI:
Moderate
47.2/100
PM2.5 (fine particles):
Good
15.0/100
PM10 (coarse particles):
Good
9.1/100
NO2 (nitrogen dioxide):
Moderate
47.2/100
O3 (ozone):
Fair
28.8/100
SO2 (sulfur dioxide):
Good
0.9/100
CO (carbon monoxide):
Good
0.6/100
HCHO (formaldehyde):
Good
3.2/100
PM1 (ultrafine particles):
Good
7.3/100
Levels show the poorest local air quality during the day
Tomorrow - 21 September | Pollution peaks at 17:00
AQI:
Moderate
46.2/100
PM2.5 (fine particles):
Good
17.4/100
PM10 (coarse particles):
Good
9.7/100
NO2 (nitrogen dioxide):
Moderate
46.2/100
O3 (ozone):
Fair
32.3/100
SO2 (sulfur dioxide):
Good
0.8/100
CO (carbon monoxide):
Good
0.6/100
HCHO (formaldehyde):
Good
6.7/100
PM1 (ultrafine particles):
Good
8.7/100
Pollen forecast in Columbus, Nebraska
View pollen forecastAir quality forecasts for neighbourhoods and landmarks in Columbus, Nebraska
Frequently Asked Questions
Is air quality bad in Columbus, Nebraska right now?
On 20 September 2026, overall air quality in Columbus, Nebraska is moderate. AQI is the main air quality indicator at 47.2/100. Pollution peaks around 4:00 PM (NO2: 47.2/100).
Will air quality be worse tomorrow in Columbus, Nebraska?
On 21 September 2026, air quality conditions in Columbus, Nebraska will be similar to today, with AQI forecast at moderate at 46.2/100. Pollution peaks around 5:00 PM (NO2: 46.2/100).
When is air pollution at its worst in Columbus, Nebraska?
Columbus follows a fairly predictable seasonal air quality pattern, as the calmest air usually arrives in winter, between planting and harvest dust events; by contrast, spring planting and autumn harvest can push particulate levels up with dust and agricultural burning. Farm-heavy surrounding land is the main source of the seasonal dust spikes.
Are air quality levels in Columbus, Nebraska 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: 20 September 2026 at 14:33 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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