The Fast Break Newsletter: June 2011
Seasonal climate and risk information for Victorian cropping regions
Volume 6/Issue 6 - 28 June 2011 | www.dpi.vic.gov.au/climaterisk | ISSN 1833-719
| Current outlook (June 28) | Past outlook (May 26) |
|---|---|
| PACIFIC OCEAN: Neutral INDIAN OCEAN: Neutral/slightly cool RAINFALL: Average TEMPERATURE: Average/Slightly warmer |
PACIFIC OCEAN: No clear signal INDIAN OCEAN: Neutral/weak IOD+ RAINFALL: Average TEMPERATURE: Average/Slightly warmer |
30 Day Moving SOI
The SOI has been hovering within the +/- 8 range indicating normal behaviour of the Walker Circulation and neutral Pacific Ocean conditions. Pressure is normal at Darwin and Tahiti.
http://www.bom.gov.au/climate/enso/
The Southern Annular Mode has spent some time weakly positive and strongly negative in the 30 days.
http://www.cpc.ncep.noaa.gov/products/precip/CWlink/daily_ao_index/aao/aao_index_mrf.shtml
High Pressures over Victoria have averaged out at a close to normal latitude in the last 30 days. A favourable longitude for southern Victoria existed but not for the north.
http://www.esrl.noaa.gov/psd/map/images/fnl/slp_30b.fnl.gif
Operational Data
Sea level pressure (mb) 30-Day mean for:
Sun May 29 2011 - Mon Jun 27 2011
The equatorial Pacific Ocean SST’s are neutral. The Indian Ocean off southern WA is still warmer. The Timor and Arafura Seas continue to cool.
www.osdpd.noaa.gov/ml/ocean/sst/anomaly.html
Victoria has seen slightly less cloud for the last 30 days. Cloud has returned to normal near the dateline at the equator, signifying neutral conditions. There has been a slight lack of cloud in much of the tropical Indian Ocean.
http://www.bom.gov.au/climate/mjo/
Modelled Climate and Ocean Predictions 28 June 2011
View the Modelled Climate and Ocean Predictions table
| Editors: | |||
|---|---|---|---|
| Dale Grey: | Cobram DPI | 03 5871 0600 | dale.grey@dpi.vic.gov.au |
| Chris Sounness: | Horsham DPI | 03 5362 2111 | chris.sounness@dpi.vic.gov.au |
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Horsham Vic 3401
