Dry autumn forecast for many of Australia
3 min read
The Bureau of Meteorology has launched its long-range forecast for rtp live autumn 2023 and it signifies coming months are more likely to be drier and hotter than typical throughout most of Australia.
To view BOM’s newest seasonal local weather outlook assertion click here
Hotter than typical daytime temperatures are very doubtless this autumn for a lot of Australia, whereas hotter nights are additionally doubtless in coastal areas of the mainland and notably Tasmania.
Bureau of Meteorology Technical Lead Prolonged Prediction Dr Andrew Watkins mentioned drier than common situations have emerged in some areas over summer time, together with elements of southern Queensland, western Tasmania and south-west Western Australia.
“Australia’s key local weather drivers are easing and anticipated to be impartial over the approaching months. When our local weather drivers are extra impartial, autumn rainfall in southern Australia has usually been decrease than common over current many years,” Dr Watkins mentioned.
La Niña is nearing its finish within the Pacific Ocean, with situations more likely to be impartial (neither El Niño nor La Niña) throughout autumn. The Indian Ocean Dipole is impartial and has little affect on Australia’s local weather in the course of the northern moist season, which extends by way of till April.
“With drier situations rising in some areas over summer time, and dry and heat situations doubtless in autumn, some areas could proceed to have beneath common rainfall over coming months,” Dr Watkins mentioned.
Australia’s fireplace companies have recognized that almost all of Australia has regular bushfire potential throughout autumn. Nevertheless, areas of above regular bushfire danger embody elements of New South Wales, Queensland and Western Australia.
There’s additionally a continued danger of grassfires throughout southern Australia after ample vegetation development in the course of the second-wettest spring on report in 2022 dried over summer time.
For northern Australia, the moist season continues throughout March and April. Tropical cyclones, tropical lows, storms and energetic monsoon bursts can happen within the north.
Throughout the northern moist season, tropical climate techniques could, at occasions, attain southern Australia. The prospect of extra rainfall means the flood danger stays, notably in areas the place rivers and water storages are nonetheless excessive.
Communities are inspired to remain updated with forecasts and warnings by way of the Bureau’s web site and BOM Climate app.
Summer season 2022-23 snapshot
Whereas it was wetter than common summer time for many of northern Australia, massive areas within the south have had a drier than common summer time.
North Queensland had effectively above common rainfall this summer time. Nevertheless, rainfall in elements of south-eastern Queensland and north-eastern New South Wales was effectively beneath common.
It has been a a lot drier summer time than typical for southern and inland elements of Western Australia, western Victoria and western Tasmania.
There have been 4 tropical cyclones within the Australian area between November 2022 and the top of February 2023.
Ex-tropical cyclone Ellie introduced heavy rainfall and flooding to northern areas of Western Australia, the Northern Territory and Queensland contributing to above common summer time rainfall in these areas.
Summer season days have been hotter than common in Tasmania, western and central areas of Western Australia, and huge elements of South Australia.
Daytime temperatures have been cooler than common throughout a lot of the Northern Territory and most of Queensland.
High temperatures for this previous summer time in Australia’s capital cities have been:
Adelaide 41.0 °C on 27 December
Melbourne 40.5 °C on 17 February
Perth 39.5 °C on 21 January
Hobart 36.7 °C on 17 February
Canberra 36.1 °C on 18 February
Darwin 36.1 °C on 2 December
Brisbane 35.7 °C on 12 February
Sydney 30.6 °C on 3 February.
