Seasonal Climate Outlook March - May 2011

摘要

A strong La Nina event continues in the tropical Pacific, but is showing signs of easing, says the NIWA National Climate Centre. Neutral conditions are likely in the tropical Pacific by winter. Autumn (March to May) temperatures are very likely to beabove average in all North Island regions, and are likely to be above average in all South Island regions. Seasonal rainfall is likely to be above normal in the northern North Island, normal or above normal in the remainder of the North Island and the northern South Island, and near normal elsewhere. Soil moisture levels and river flows are likely to be above normal in the North Island and the north of the South Island, and are likely to be near normal in the rest of the South Island.