I don’t think that I have blogged about La Bise, the bitingly cold Northwind that whistles down Lake Geneva from the Alps. Probably because if La Bise is blowing, my fingers are too cold to type. Anticyclones (whatever they are – I am copying from the fascinating Winds of The World section on WeatherOnline.co.uk) over North West or Central Europe push the air through the gap that Lac Leman was formed in, whooshing down to the end of the Lake where some silly fool decided to build Geneva. Gust can reach 7bft, which I have discovered means 60km/h. That is faster than you are allowed to drive in Geneva, I…