By Marwa Rashad LONDON (Reuters) – Asian spot liquefied natural gas (LNG) rose this week as cold weather in Japan and parts of northern China lifted demand and amid concerns over European supply disruptions from Russia. The average LNG price for March delivery into north-east Asia rose to $27.00 per metric million British thermal units (mmBtu), up $4.00 or 17.4% from the previous week, industry sources said. Colder weather in Japan has caused a rapid decline in LNG stockpiles and prompted some utilities to buy on the spot market to secure additional supplies, traders said. Refinitiv meteorolog…