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Climate Update 101 - November 2007

November

October's climate

Global setting and climate outlook

Feature article

Feature article

The Australian drought

Total Inflows to the River Murray. (Graph courtesy of Murray-Darling Basin Commission)

Murray-Darling Basin Commission (MDBC) warns of deepening drought
The Murray-Darling Basin, stretching across South Australia, Victoria, New South Wales, and Queensland, is in area about four times the size of New Zealand.

October's climate

New Zealand climate in October

Rainfall (click to enlarge).

Temperature (click to enlarge).

October 2007 was stormy and generally cold with deep depressions tracking south of New Zealand and frequent westerly gales. Temperature anomalies were positive in the north and negative in the south of the country.

November

A monthly newsletter from the National Climate Centre.
November 2007 – Number 101
October climate – often stormy with westerly gales, and generally cold. Rainfall above normal in many areas. High stream flows in the northern South Island.
Outlook for November to January – above average or average temperatures in most districts.

Global setting and climate outlook

Global setting and climate outlook
La Niña to stay for summer

Difference from average global SST (click to enlarge).

Monthly SOI values (click to enlarge).

La Niña conditions are well-established in the central and eastern equatorial Pacific, and are expected to persist through to the end of summer 2007–08. The pattern of sea surface temperature (SST) anomalies in the tropical Pacific now exhibits a clear La Niña signature, with a well-developed cold tongue extending from the South American coast to the Date Line.

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