Air Quality Alta

Air QualitySwedenAlta

Air Quality for April 23, 2024

Air pollution

Data on the main pollutant gases

Pollutant Value
Carbon Monoxide coming soon μg/m3
Ozone coming soon μg/m3
Nitrogen dioxide coming soon μg/m3
Sulphur dioxide coming soon μg/m3
PM2.5 coming soon μg/m3
PM10 coming soon μg/m3

Daily Air Quality Index

The Daily Air Quality Index informs you about air pollution levels and offers recommended actions and health tips. The definition of each of the indices is given below.

Name Value
US - EPA standard
UK Defra Index coming soon

Hourly Air Quality for Alta for April 23, 2024

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill -6.7 ℃

Wind speed 21.2 km

Wind direction NSW

Wind direction 338°

Humidity 73 %

Cloud cover 45 %

Pressure 1016 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill -6.8 ℃

Wind speed 20.2 km

Wind direction NSW

Wind direction 334°

Humidity 76 %

Cloud cover 56 %

Pressure 1016 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill -6.8 ℃

Wind speed 18.7 km

Wind direction NSW

Wind direction 329°

Humidity 79 %

Cloud cover 81 %

Pressure 1015 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill -6.6 ℃

Wind speed 17.3 km

Wind direction NSW

Wind direction 322°

Humidity 81 %

Cloud cover 89 %

Pressure 1015 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill -6.4 ℃

Wind speed 15.5 km

Wind direction NSW

Wind direction 312°

Humidity 82 %

Cloud cover 76 %

Pressure 1014 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill -6.1 ℃

Wind speed 14 km

Wind direction NSW

Wind direction 310°

Humidity 81 %

Cloud cover 49 %

Pressure 1014 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill -5.9 ℃

Wind speed 15.5 km

Wind direction NSW

Wind direction 313°

Humidity 75 %

Cloud cover 43 %

Pressure 1013 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill -5.1 ℃

Wind speed 16.6 km

Wind direction NSW

Wind direction 309°

Humidity 68 %

Cloud cover 69 %

Pressure 1013 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill -4 ℃

Wind speed 16.2 km

Wind direction NSW

Wind direction 306°

Humidity 62 %

Cloud cover 100 %

Pressure 1013 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill -2.8 ℃

Wind speed 15.1 km

Wind direction NSW

Wind direction 300°

Humidity 57 %

Cloud cover 68 %

Pressure 1013 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill -1.5 ℃

Wind speed 13.7 km

Wind direction NSW

Wind direction 292°

Humidity 53 %

Cloud cover 61 %

Pressure 1012 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill -0.5 ℃

Wind speed 13 km

Wind direction NSW

Wind direction 286°

Humidity 49 %

Cloud cover 64 %

Pressure 1012 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 0.3 ℃

Wind speed 12.2 km

Wind direction NSW

Wind direction 282°

Humidity 47 %

Cloud cover 59 %

Pressure 1012 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 1.4 ℃

Wind speed 16.9 km

Wind direction NSW

Wind direction 340°

Humidity 33 %

Cloud cover 0 %

Pressure 1011 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 2.1 ℃

Wind speed 9.4 km

Wind direction NSW

Wind direction 260°

Humidity 43 %

Cloud cover 100 %

Pressure 1011 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 2.5 ℃

Wind speed 9 km

Wind direction NSW

Wind direction 249°

Humidity 43 %

Cloud cover 84 %

Pressure 1011 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 2.9 ℃

Wind speed 9 km

Wind direction NSW

Wind direction 234°

Humidity 42 %

Cloud cover 67 %

Pressure 1011 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 2.6 ℃

Wind speed 10.4 km

Wind direction NSW

Wind direction 210°

Humidity 45 %

Cloud cover 59 %

Pressure 1010 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill 0.8 ℃

Wind speed 12.6 km

Wind direction NSW

Wind direction 198°

Humidity 57 %

Cloud cover 70 %

Pressure 1011 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill -1.1 ℃

Wind speed 14 km

Wind direction NSW

Wind direction 198°

Humidity 67 %

Cloud cover 99 %

Pressure 1011 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill -1.3 ℃

Wind speed 14 km

Wind direction NSW

Wind direction 202°

Humidity 71 %

Cloud cover 95 %

Pressure 1011 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill -1.2 ℃

Wind speed 12.6 km

Wind direction NSW

Wind direction 212°

Humidity 72 %

Cloud cover 88 %

Pressure 1011 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill -1.4 ℃

Wind speed 10.8 km

Wind direction NSW

Wind direction 223°

Humidity 74 %

Cloud cover 62 %

Pressure 1011 mb

Precipitation 0 mm

Carbon Monoxide coming soon μg/m3

Ozone coming soon μg/m3

Nitrogen dioxide coming soon μg/m3

Sulphur dioxide coming soon μg/m3

PM2.5 coming soon μg/m3

PM10 coming soon μg/m3

US - EPA standard coming soon

UK Defra Index coming soon

Wind chill -1.6 ℃

Wind speed 10.1 km

Wind direction NSW

Wind direction 227°

Humidity 75 %

Cloud cover 46 %

Pressure 1011 mb

Precipitation 0 mm

Wind Activity and Humidity

Parameter Value
Wind speed max 21.2 kph
Humidity avg 64 %