Good thing the UK recently "war gamed" emergency plans to deal with energy shortfalls because a collapse in wind power has skyrocketed electricity prices, and network operator National Grid Plc might ask homes and businesses to reduce power use on Tuesday. 

Some hourly power contracts for Tuesday jumped above £1,200 ($1,445.92) a megawatt-hour on Epex Spot SE as wind generation is set to come to an abrupt halt, reported Bloomberg.