what is an anticyclone
Anticyclone. An anticyclone is a region of high atmospheric pressure relative to the surrounding air, generally thousands of kilometres in diameter and also known as a high or high-pressure system.Anticyclones appear on weather charts as a series of concentric, widely spaced isobars of 1000 mbs and above.nticyclone. An anticyclone is a region of high atmospheric pressure relative to the surrounding air, generally thousands of kilometres in diameter and also known as a high or high-pressure system.