The link to the Met Office weather site has been added to Useful Links.  You can find a detailed breakdown of local weather conditions by region, and other travel advice at http://www.metoffice.gov.uk/weather/uk/se/winslow_forecast_weather.html 

 

The nearest location is Winslow, yes Winslow !  This due to the structure of the Met Office geographical areas. 

 

Alternatively for detailed forecasts and warnings clicking on London & South East England pages at http://www.metoffice.gov.uk/weather/uk/se/se_forecast_warnings.html?