Worst air pollution Norfolk, today and tomorrow
Today (9 August): Air quality in Norfolk is fair. AQI and O3 are fair; PM2.5, PM10, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 10:00 AM (O3: 35.3/100).
Tomorrow (10 August 2026): Air quality in Norfolk is medium. AQI improves to medium; O3 decreases to medium; all other pollutants stay as today. Pollution peaks around 11:00 AM (O3: 40.3/100). 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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Norfolk's air quality reflects its position on the Chesapeake Bay in Hampton Roads, with consistent bay and Atlantic breezes generally providing good maritime ventilation across this major naval base city. Vehicle emissions from I-64 and the Hampton Roads Bridge-Tunnel corridor and the Naval Station Norfolk's extensive military vehicle and aviation activity are the primary local sources, while the bay geometry and Atlantic coastal exposure generally keep Norfolk's readings moderate for a major southeastern US metropolitan area.
Today - 9 August | Pollution peaks at 10:00
AQI:
Fair
35.3/100
PM2.5 (fine particles):
Good
14.2/100
PM10 (coarse particles):
Good
5.4/100
NO2 (nitrogen dioxide):
Good
3.5/100
O3 (ozone):
Fair
35.3/100
SO2 (sulfur dioxide):
Good
1.2/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.2/100
PM1 (ultrafine particles):
Good
9.4/100
Levels show the poorest local air quality during the day
Tomorrow - 10 August | Pollution peaks at 11:00
AQI:
Medium
40.3/100
PM2.5 (fine particles):
Good
17.0/100
PM10 (coarse particles):
Good
6.7/100
NO2 (nitrogen dioxide):
Good
4.3/100
O3 (ozone):
Medium
40.3/100
SO2 (sulfur dioxide):
Good
1.3/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.2/100
PM1 (ultrafine particles):
Good
11.2/100
Pollen forecast in Norfolk
View pollen forecastAir quality forecasts for neighbourhoods and landmarks in Norfolk
Frequently Asked Questions
Is air quality bad in Norfolk right now?
On 9 August 2026, overall air quality in Norfolk is fair. AQI is the main air quality indicator at 35.3/100. Pollution peaks around 10:00 AM (O3: 35.3/100).
Will air quality be worse tomorrow in Norfolk?
On 10 August 2026, air quality conditions in Norfolk will be better than today, with AQI forecast at medium at 40.3/100. Pollution peaks around 11:00 AM (O3: 40.3/100).
When is air pollution at its worst in Norfolk?
Norfolk experiences a distinct seasonal swing in air quality. In short, the cleanest stretch of the year usually comes in winter, whereas the hottest, most humid summer weeks bring the year's highest ozone readings. Dense urban traffic corridors add a persistent background level of pollution that varies less by season than ozone does.
Are air quality levels in Norfolk 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: 9 August 2026 at 20:27 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.
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