Latest forecast

  • Today : Low levels of air pollution are likely for many. However, some areas of Moderate air pollution are probable, particularly in southwest England, but also Wales, Northern Ireland and central parts of England.
  • Tomorrow : Low levels of air pollution continuing for most parts, but some areas of Moderate pollution remain likely in the southern half of the UK.
  • Outlook : Mostly Low levels of air pollution are expected, but isolated pockets of Moderate pollution are possible.

Issued at 20/05/2025 5am

Forecast provided by the Met Office

Measurement summary data provided by the Environment Agency

Updated at 20/05/2025 06:00

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Air pollution alerts

There are currently no air pollution alerts issued. This page will update with information about alerts when issued.

Summary from 164 monitoring sites.

Generated at

Number of monitoring sites in each pollution band. Values are based on pollution level measured for the latest hour and are provisional.
Pollution Band Number of Sites

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