National Climate Centre Wednesday 5 October 2005
Seasonal Climate Outlook: October - December 2005
Milder Conditions Likely to Continue with More Northerly Winds
Climate and Oceans: More northerly quarter airflow than normal is expected over New Zealand with sea temperatures
remaining above average. The tropical Pacific is presently in a neutral state (no El Niño or La Niña). Conditions are
likely to stay in the neutral range for the next three to six months.
Temperature: Air temperatures are expected to be above average in all regions of the country.
Rainfall, Soil Moisture and Stream flows: Rainfalls are likely to be normal or above normal in the east of the North
Island, and Nelson-Marlborough. Normal rainfall is likely in the other districts. Below normal soil moisture and river
flow levels are expected in the east of the South Island. Elsewhere soil moisture and streamflows are expected to be
Regional predictions for the next three months:
Northland, Auckland, Waikato, Bay of Plenty:
Above average temperatures are likely during October - December. Normal or above normal rainfall, stream flows and soil
moisture are expected.
Central North Island, Taranaki, Whanganui, Manawatu and Wellington:
For the three month period, above average temperatures are expected. Normal or above normal seasonal rainfall, soil
moisture levels, and streamflows are likely.
Gisborne, Hawkes Bay, Wairarapa:
Temperatures are forecast to be above average during the three month period. Normal rainfall is likely, with near normal
soil and stream flows expected.
Nelson, Marlborough, Buller:
Above average seasonal temperatures are expected, with above normal or normal rainfall likely over the three months.
Normal soil moisture levels and stream flows are predicted for this region.
West Coast, Alps and Foothills, Inland Otago, Southland:
Above average seasonal temperatures are forecast for October - December. Normal rainfall, soil moisture levels and river
flows are predicted.
Coastal Canterbury, East Otago:
Above average October - December temperatures are expected with normal rainfall. Below normal soil moisture levels and
stream flows expected.
More information can be found on NIWA’s Website at: http://www.niwa.co.nz/ncc
© Copyright NIWA 2005. All rights reserved. Acknowledgement of NIWA as the source is required.