 Spitsbergen is the meeting place for cold polar air from the north and mild, wet sea air from the south, creating low pressure and changing weather and fast winds, particularly in winter; in January, a strong breeze is registered 17% of the time at Isfjord Radio, but only 1% of the time in July.In summer, particularly away from land, fog is common, with visibility under registered 20% of the time in July.Precipitation is frequent but falls in small quantities, typically less than annually in western Spitsbergen.