Cyclone Dirk was a large and deep European windstorm. It affected Western Europe from Iberia to Iceland. It formed on December 21, 2013 and dissipated on December 27, 2013. The storm caused 6 deaths.
On land the low pressure during the storm was measured at 936.8 hectopascals (27.66 inHg) on 24 December at Stornoway, Isle of Lewis off the north west coast of Scotland.[1]