http://londonair.org.uk/forecast Air pollution forecasts for London from Imperial College London hourly 1 This forecast is intended to provide information on expected pollution levels in areas of significant public exposure. It may not apply in very specific locations close to unusually strong or short-lived local sources of pollution. http://londonair.org.uk/forecast Cloudy start on Sunday with rain arriving from the west. Monday will be a cooler day with a chance of rain. <br/><br/>An air feed which will have traveled over the near continent is likely to carry some particulate pollution. The winds should be strong enough to ensure good dispersion of any local emissions.<br/><br/>Overall, air pollution is currently forecast to remain 'Low' for the following pollutants:<br/><br/>Nitrogen Dioxide<br/>Ozone<br/>Sulphur Dioxide<br/>PM10 Particulate<br/>PM2.5 Particulate<br/><br/> Fri, 25 Sep 2026 10:56:27 GMT http://londonair.org.uk/forecast/55250 http://londonair.org.uk/forecast Cloudy start on Sunday with rain arriving from the west. Monday will be a cooler day with a chance of rain. <br/><br/>An air feed which will have traveled over the near continent is likely to carry some particulate pollution. The winds should be strong enough to ensure good dispersion of any local emissions.<br/><br/>Overall, air pollution is currently forecast to remain 'Low' for the following pollutants:<br/><br/>Nitrogen Dioxide<br/>Ozone<br/>Sulphur Dioxide<br/>PM10 Particulate<br/>PM2.5 Particulate<br/><br/> Fri, 25 Sep 2026 10:56:27 GMT http://londonair.org.uk/forecast/55250