(in the UK) a black conical object hoisted by coastguards as a gale warning, the number and arrangement of cones giving information about wind direction and strength.
 Example sentencesExamples
-  It has scouted out the land the broadsheet never visits, and hoisted some storm cones.
 -  I can't wait to see the flags and the storm cones flying again, or to see the mast illuminated at Christmas.
 -  But while the storm cones are raised, I am not convinced that a blanket ‘sell’ policy is appropriate.
 -  Yet the obsessive concern with gesture politics seems quite unaware or unconcerned over the storm cones being raised.