London forecast (moderate and above) 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. The forecast for tomorrow is not available yet but should be issued around midday. http://londonair.org.uk/forecast The forecast for tomorrow is not available yet but should be issued around midday. Mon, 13 Apr 2026 00:00:00 GMT http://londonair.org.uk/forecast/