Worst air pollution Ørsta, today and tomorrow
Today (16 July): Air quality in Ørsta is fair. AQI and NO2 are fair; PM2.5, PM10, O3, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 2:00 AM (NO2: 28.8/100).
Tomorrow (17 July 2026): Air quality in Ørsta is fair. All pollutants stay as today. Pollution peaks around 1:00 AM (NO2: 20.6/100). Airmine updates local air quality forecasts four times daily.
For long term forecasts and maps, see the Airmine app
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Ørsta's steep valley position between towering peaks sees frequent Atlantic weather systems bring rain and wind, generally preventing any build-up of local traffic or wood-smoke emissions.
Today - 16 July | Pollution peaks at 02:00
AQI:
Fair
28.8/100
PM2.5 (fine particles):
Good
13.6/100
PM10 (coarse particles):
Good
4.6/100
NO2 (nitrogen dioxide):
Fair
28.8/100
O3 (ozone):
Good
18.7/100
SO2 (sulfur dioxide):
Good
5.1/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
2.5/100
PM1 (ultrafine particles):
Good
12.9/100
Levels show the poorest local air quality during the day
Tomorrow - 17 July | Pollution peaks at 01:00
AQI:
Fair
20.6/100
PM2.5 (fine particles):
Good
13.0/100
PM10 (coarse particles):
Good
4.5/100
NO2 (nitrogen dioxide):
Fair
20.6/100
O3 (ozone):
Good
16.3/100
SO2 (sulfur dioxide):
Good
5.3/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.2/100
PM1 (ultrafine particles):
Good
11.2/100
Pollen forecast in Ørsta
View pollen forecastFrequently Asked Questions
Is air quality bad in Ørsta right now?
On 16 July 2026, overall air quality in Ørsta is fair. AQI is the main air quality indicator at 28.8/100. Pollution peaks around 2:00 AM (NO2: 28.8/100).
Will air quality be worse tomorrow in Ørsta?
On 17 July 2026, air quality conditions in Ørsta will be similar to today, with AQI forecast at fair at 20.6/100. Pollution peaks around 1:00 AM (NO2: 20.6/100).
When is air pollution at its worst in Ørsta?
Air quality in Ørsta is least favourable on the odd still winter day between weather systems, when the surrounding mountains trap still air close to the valley floor. The area's wet, windy climate generally keeps background air quality high. Otherwise, Ørsta maintains good air quality across most of the calendar.
Are air quality levels in Ørsta 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.
Want to see air quality forecasts for other cities in Norway?
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Data provided by Airmine — Last update: 16 July 2026 at 10:33 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.
For long term forecasts and maps, see the Airmine app