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ICU 156 Teleconference Support Material

ICU 156 Teleconference Support Material

Preliminary material for the ICU 156 teleconference (September - November 2013)

Nicolas Fauchereau

September 02, 2013
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  1. Island  Climate  Update  156   Forecast  period:   September  –

     November  2013   Teleconference  Tuesday  3rd  of  September  2013     (11:30  AM  NZ  Bme)   3/09/13   1  
  2. 1)  Some  words  on  Rainfall  /  ConvecBon,  circulaBon  and  SST

     anomalies   last  month  (August  2013)   2)  ENSO  (Pacific  Ocean  –  Atmosphere  system):  situaBon  and  forecast     3)  Madden-­‐Julian  OscillaBon  (MJO)  diagnosBcs  and  forecasts     4)  METPI  Rainfall  Forecast     5)  METPI  SST  Forecast     3/09/13   2   Outline    
  3. 3/09/13   7   •  Well  below  =  <  40

     %  of  normal   •  Below  =  between  40  and  80  %   •  Normal  =  between  80  and  120  %   •  Above  =  between  120  and  160  %   •  Well  above  =  >  160  %   Past  6  months  rainfall  anomalies  for  ICU  Islands  group  (TRMM)   Experimental  product  
  4. 3/09/13   8   Circula<on  anomalies:  Geopoten<al  at  1000hPa  and

     wind   NCEP  /  DOE  to  the  30th  of  August  
  5. SOI  and  SST  NINO  INDICES   3/09/13   Datasource  =

     BoM  (h_p://www.bom.gov.au/ climate/enso/)   11  
  6. The  ENSO  Precipita<on  Index  (ESPI)  for  the  last  30  days

     (1st  September)  is  -­‐1.50   SOI  and  ESPI  INDICES   3/09/13   h_p://trmm.gsfc.nasa.gov/trmm_rain/ Events/thirty_day.html   12  
  7. Ocean  sub-­‐surface  and  heat  content  anomalies     3/09/13  

    http://www.pmel.noaa.gov/tao/jsdisplay/ 14   h_p://www.cpc.ncep.noaa.gov/products/intraseasonal/heat_tlon.shtml  
  8. 3/09/13   20   ASO  2013   SON  2013  

    SPCZ  posiBon  forecast  
  9. 3/09/13   24   ASO  2013   SST  anomalies  August

     2013   SON  2013   Hasn’t  been  updated