England business spokesman : Disruptions would likely cost 11.30 . Meteorologists said snow is worst in southeastern UK in Monday , Tuesday . About six million people ride London buses each day , said the spokesman , who asked not to be named . Major international airports including Heathrow , Gatwick badly affected . UK weather service issues severe weather warnings for 18 years .
England business spokesman : Disruptions would likely cost 11.30 . Meteorologists said snow is worst in southeastern UK in Monday , Tuesday . Major international airports including Heathrow , Gatwick badly affected . UK weather service issues severe weather warnings for 18 years .