You are here

median rainfall

Categorised under:

Catalogue: GRDC Updates (West)
Forecasts made at this time of year have varying degrees of skill and we advise users to consult the seasonal forecasts as they are updated monthly and the skill improves closer to the season... Verification of the 2011 SSF forecasts In terms of the 2011 seasonal forecasts the SSF gave a drier outlook to that which generally eventuated early in the season, but successfully forecast a wetter outlook for spring which assisted farmers with fertiliser decisions mid-year... AIMS The aim of this paper is to review the main climate indicators in 2011, and what is shaping in 2012...
Related categories:
Catalogue: Ground Cover
The Walker circulation is a loop of winds over the Pacific Ocean that influences much of the region's climate... A weakening system indicates an El Ni o event, increasing the risk of drought in Australia... Warm and wet for the west A warmer than average end to the year is predicted across Australia, although rainfall trends vary from east to west, with higher seasonal falls expected in western WA and a drier than average season more probable in the far south-east of the country (see maps)...
Related categories:
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:
Catalogue: Ground Cover
Probability of exceeding Median Rainfall.. Information on what rainfall patterns were like in those years is available at www.longpaddock.qld.gov.au.. It is worth remembering that August and September are normally the two driest months of the year across northern Australia and that high rainfall totals are not common during this period...
Related categories:

Associated key phrases