You are here

surface temperature

Catalogue: Ground Cover
The chance of a La Ni a developing in 2007 is thought to be higher than the long-term average, which is about one in five, or 20 per cent... La Ni a events tend to follow El Ni os; the 2006-07 El Ni o weakened somewhat earlier than normal giving time for a La Ni a to begin developing during the critical March to June period; and a large pool of cold sub-surface water remains in the central to eastern tropical Pacific Ocean and is starting to affect surface temperatures in the region... BOM climate meteorologist Grant Beard says that although central to eastern Pacific sea-surface temperatures have remained close to average during March, following the rapid cooling that took place during January and February, the remaining large pool of cold sub-surface water could indicate a La Ni a event...
Related categories: