5 day forecast
The table below shows a summary of the air pollution forecast for up to 5 days ahead. Air pollution forecasts are produced by the Met Office and you can find more detailed forecast information for England on the Defra UK-AIR website.

Local Authority | Tue 11th Mar | Wed 12th Mar | Thu 13th Mar | Fri 14th Mar | Sat 15th Mar |
---|---|---|---|---|---|
Hillingdon |
Low
3
|
Low
3
|
Low
3
|
Low
3
|
Low
3
|
Hounslow |
Low
3
|
Low
3
|
Low
3
|
Low
3
|
Low
3
|
Slough |
Low
3
|
Low
2
|
Low
3
|
Low
3
|
Low
3
|
Spelthorne |
Low
3
|
Low
3
|
Low
3
|
Low
3
|
Low
3
|
Last updated 11/03/2025 06:00
Daily Air Quality Index (More Info) | |||||||||
---|---|---|---|---|---|---|---|---|---|
Low | Medium | High | Very High | ||||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |