Westpac Monsoon Trough Climatology Page

This web site is supported by funding from the National Science Foundation.





Calculations using 23yr EC-Interim data

Plan animations

  • 1. 23yr Monthly avg 850hPa wind+vort comparison.

    Calculations using 22yr EC-Interim data

    Plan animations

  • 1. 22yr Monthly avg sfc wind+vort comparison May-Nov.
  • 2. 22yr Monthly avg SST + sfc wind+vort comparison May-Nov.
  • 3. Yearly Jul-Nov avg sfc wind+vort 1989-2010.

  • 1. 22yr Monthly avg SST + 850hPa wind+vort comparison May-Nov.
  • 2. Yearly Jul-Nov avg 850hPa wind+vort 1989-2010.
  • 3. Yearly Jul avg 850hPa wind+vort 1988-2010.
  • 4. Yearly Aug avg 850hPa wind+vort 1988-2010.
  • 5. 22yr Jul-Nov avg 850hPa wind+vort.

  • 1. 22yr Monthly avg 200hPa wind+vort comparison May-Nov.
  • 2. 22yr Monthly avg 200hPa wind+vort comparison May-Nov.(LARGE SCALE)
  • 3. Yearly Jul-Nov avg 200hPa wind+vort 1989-2010.
  • 4. Yearly Jul-Nov avg 200hPa wind+vort 1989-2010. LARGE SCALE
  • 5. 22yr Jul-Nov avg 200hPa wind+vort.

    Specific seasons

  • 1. 1989 Monthly avg 850hPa wind+vort May-Nov .
  • 2. 1998 Monthly avg 850hPa wind+vort May-Nov .
  • 3. 2002 Monthly avg 850hPa wind+vort May-Nov .
  • 4. 1997 Monthly avg 850hPa wind+vort May-Nov .

  • 5. 1989 Monthly avg 200hPa wind+Potential vorticity May-Nov .
  • 6. 1989 Monthly avg 200hPa wind+vort May-Nov . LARGE SCALE
  • 7. 1989 Monthly avg 200hPa wind+Potential vorticity May-Nov . LARGE SCALE
  • 8. 1989 Monthly avg 200hPa wind+speed May-Nov . LARGE SCALE
  • 9. 1989 Monthly avg SST and 850hPa wind+vorticity May-Nov . LARGE SCALE
  • 10. Daily 200hPa wind+vort Aug 1989 . LARGE SCALE

    Specific seasons w/tracks

  • 1. 1989 Monthly avg 850hPa wind+vort May-Nov w/tracks.
  • 2. 1998 Monthly avg 850hPa wind+vort May-Nov w/tracks.
  • 3. 2002 Monthly avg 850hPa wind+vort May-Nov w/tracks.
  • 4. 1997 Monthly avg 850hPa wind+vort May-Nov w/tracks.


    Tropical Strip Plan animations


  • 1. 1988/1991 JAS Monthly avg SST+1000hPa wind+vort comparison.
  • 2. 1988/1991 JAS Monthly avg SST+850hPa wind+vort comparison.



    Other Images


    1. Calculations using 15yr ECMWF tropical strip data1986-2001(excl 2000) seasons.



    Return to Research page.