WEEKLY EVOLUTION OF THE 2017 INDIAN SUMMER MONSOON

Spatial Patterns of Weekly Rainfall Anomalies (%)

These charts are based on the weekly mean rainfall anomalies (percentage departures from the long-term mean for the corresponding week) for 36 meteorological subdivisions of India, computed from real-time reports and published in the Weekly Weather Reports issued by the India Meteorological Department. Spatial patterns for the month of May are displayed to give the idea of Monsoon Onset. Each row of the panels corresponds to the week ending the date indicated. In each row, the three panels indicate, from left to right, the mean daily rainfall in the week, the corresponding normal for the week and the percent departure.

  • Rainfall for the week ending on May 17, May 24, May 31
  • Rainfall for the week ending on June 07, June 14, June 21
  • Rainfall for the week ending on June 28, July 05, July 12
  • Rainfall for the week ending on July 19, July 26, Aug 02
  • Rainfall for the week ending on Aug 09, Aug 16, Aug 23
  • Rainfall for the week ending on Aug 30, Sep 06, Sep 13
  • Rainfall for the week ending on Sep 20,Sep 27

  • Rainfall for the week ending on May 17, May 24, May 31



    Rainfall for the week ending on June 7, June 14, June 21



    Rainfall for the week ending on June 28, July 05, July 12





    Rainfall for the week ending on July 19, July 26, Aug 02



    Rainfall for the week ending on Aug 09, Aug 16, Aug 23



    Rainfall for the week ending on Aug 30, Sep 06, Sep 13



    Rainfall for the week ending on Sep 20, Sep 27


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    Charts prepared  by   J.V. Revadekar

    Monsoon On Line :
    Last updated : Sept 30, 2017