3 Current Air Pollution Forecasting TechniquesAEAT-3844
A forecast of air pollution for the following 24 hours is prepared each afternoon, for inclusion in the 16:00 air pollution bulletin. A revised forecast is also issued at 11:00 if VERY HIGH air pollution is being measured or is expected. It is also possible to issue new or revised forecasts at any hour of the day.

The air pollution forecasts are based on information from a number of sources. The forecast is prepared with reference to all available information and on the basis of a number of years of 'hands on' experience of UK air pollution monitoring (Stedman and Willis, 1994). Sources of information include:
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