Cold northerly winds and showers are in store for the UK this weekend, ahead of a temperature spike expected just in time for the bank holiday weekend . While Saturday is set to be the drier day of the weekend, the morning will begin with a notable chill, particularly in northern areas and parts of Wales. Some light showers are still likely during the day in western areas, but temperatures will be mild as they climb to a maximum of 15 to 16C, according to the Met Office . Heavy downpours are expected on Sunday, with light winds, particularly across southern areas of England. But southwest England and western Wales have some hope for a slightly drier day, though temperatures will be below average at 11 to 12C. Showers are expected overnight on Saturday (Met Office) Sunday morning will see downpours across the South West especially (Met Office) The next few days will also see widespread frost developing in northern and southern areas on Friday morning.…