The features of advancing monsoon are:
(i) It begins by early June.
(ii) The low-pressure condition over the northern plains attracts the: trade winds of the southern hemisphere. As these winds blow over warm oceans, they bring abundant moisture to the subcontinent.
(iii) As a result, the windward side of the Western Ghats receives very heavy rainfall, and the Deccan Plateau and parts of Madhya Pradesh also receive some amount of rain in spite of lying in the rain shadow area.
(iv) The maximum rainfall of this season in the world is received by Mawsynram in the southern ranges of the Khasi Hills.
(v) Another phenomenon associated, with, the monsoon, is its, tendency to, have `breaks' in, rainfall. The 'break' in monsoon means the monsoon rains take place only for a few days at a time.
(vi) The monsoon is known for its uncertainties. While it causes heavy floods, in one part, it may be responsible for droughts in the other.
