“The Guardian - December 2010: BAA [the company which operates Heathrow Airport] likely to have lost £25m as a result of snow crisis”
“The Economic Times - December 2010: Air France-KLM said on Monday that bad weather in December that led to the closure of airports across Europe cost the company an estimated 70 million euros.”
Local news – January 24th, 2009: Due to the severity of the storm Klaus, the air traffic is stopped and the following airports are closed: Bordeaux (06:36 to 14:30), Biarritz (07:20 to 14:00), Pau (08:15 to 14:00).
13% of ATM primary delays in Europe are due to bad weather conditions
Potential loss of 50% of ATM capacity for a sector coping with bad weather conditions
2/3 of worldwide incidents happen during adverse weather conditions