It's a Bank Holiday weekend in England, Wales and Northern Ireland (sorry Scotland, but you will get your chance!), and the weather seems to know. There's a change underway as polar air drains across the UK and Ireland leading to a chilly and unsettled weekend for many of us. Here are your

  Latest NAO forecasts through to November (guidance only!) hint at significant blocks of anticyclonic weather across the Northern Atlantic this autumn. The forecast below shows a slip to negative NAO conditions into early September through to early November. Now, we have to be careful with the NAO as we can't just think