Weather

Weekly rainfall wrap + rain outlook 16 June 2021

Bureau of Meteorology, June 16, 2021

Moderate rainfall was recorded in much of Victoria, eastern and central NSW, south-east Queensland, and parts of Tasmania in the past week. Extremely heavy daily falls in excess of 150mm were recorded in the West Gippsland in Victoria.

Past seven days: For the week to 15 June 2021, rainfall was recorded in much of Victoria and New South Wales, Tasmania, areas along the eastern Queensland, the western half and along the southern coast of Western Australia, and pockets in southern South Australia.

At the start of the week, a cold front moved across south-east Australia and southern Queensland.

A large complex low pressure system soon developed in central New South Wales and eastern Victoria. Moderate rainfall was recorded in much of Victoria, eastern and central New South Wales, south-east Queensland, and parts of Tasmania.

Extremely heavy daily falls in excess of 150mm were recorded in the West Gippsland in Victoria on the 10th, resulting in major and moderate flooding in the surrounding catchments.

Mount Baw Baw registered the fifth-highest daily rainfall on record for Victoria with 280.6 mm.

Widespread damaging winds over a prolonged period caused extensive damage overnight on the 9th/10th, exacerbating the impact of heavy falls. Snow fell in elevated locations in New South Wales and Victoria.

A cloudband moved across the west of Western Australia, and a cut-off low tracked the state’s south-west, bringing moderate rainfall to the west Pilbara, northern Gascoyne and along the west coast.

A very heavy daily fall of 173.4 mm was recorded at Exmouth in the west Pilbara. This was Exmouth’s second-highest June daily rainfall total, and the event caused major flooding in the town.

At the mid-week, the weakening complex low moved east just off the central New South Wales coast, then tracked south to the eastern Bass Strait.

Moderate rainfall was recorded in the inland north-east of New South Wales, eastern Victoria and eastern Tasmania.

A broad trough extended over much of southern Western Australia, with an associated weak low forming near the south coast.

Moderate rainfall was recorded in the south-eastern Gascoyne, southern Goldfields, and south-eastern coast.

In the last part of the week, most of the south-east Australia recorded little rainfall as the complex low moved into the southern Tasman Sea.

Light to moderate rainfall was recorded in the Central Coast and Capricornia districts in Queensland from onshore flow.

A cold front produced mostly light rainfall over the coastal south-west and south of Western Australia, with moderate falls confined in the South Coast and South East Coast districts.

Rainfall totals in excess of 150 mm were reported in parts of west and south Gippsland in Victoria. A number of locations in eastern Tasmania and Exmouth in the west Pilbara recorded similar weekly rainfall totals. The highest weekly total was 342.6 mm at Mount Baw Baw in Victoria.

Rainfall totals between 50 mm and 150 mm were reported in the inland north-east and the alpine regions of New South Wales, the eastern half of Victoria, northern and eastern Tasmania, pockets in the Central Coast and Capricornia districts in Queensland, and a small area in the south-west of Western Australia.

Rainfall totals in excess of 10 mm were recorded in most of Tasmania; most of Victoria except the north-west, the eastern two-thirds of New South Wales; the south-east, central coast and tropical north coast of Queensland; along the coast of South Australia, and much of the west and south of Western Australia.

Highest weekly totals

New South Wales and Australian Capital Territory

144mm Scone (Stoney Creek)

140mm Nundle (Keeva)

115mm Perisher Valley Aws

Victoria

342mm Mount Baw Baw

286mm Balook

205mm Erica (Parkes Corner)

Queensland

67mm St Lawrence

65mm Byfield Childs Road

56mm Gladstone Radar

Western Australia

194mm Exmouth Town

68mm Witchcliffe

65mm Woodridge Estate

South Australia

23mm Cleve

22 Bute, Robe Airfield

Tasmania

167mm Kunanyi (Mount Wellington)

162mm Mount Victoria (Una Plain)

143mm Nugent (Twilight Valley Tbrg)

Northern Territory

51mm Black Point

2mm Hermannsburg, Walungurru Airport

 

Rainfall outlook

 

Source: BOM

 

 

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