NSW Northern Inland Flood Risk – Cancelled

NSW Northern Inland Flood Risk – Cancelled

UPDATED 7PM 11TH OCT 2021: THIS FLOOD RISK IS NOW CANCELLED. General rainfall up to 30mm is still expected across both districts with heavy falls up to 100mm now forecast along the North East Coast of NSW.

HSC FLOOD RISK – North West Slopes & Plains, Northern Tablelands NSW. Issued on Sunday 10th October 2021 for Monday 11th & Tuesday 12th October 2021.

A surface trough is expected to produce showers and storms on Sunday with rain areas overnight.
During Monday an upper trough produces continued rain areas with a South East coastal wind change extending North along the coast. This South East wind change extends inland across the North East ranges to cause a North Easterly wind convergence during Monday night into Tuesday.
Widespread rainfall during Monday and Tuesday with heavy falls possible across both districts. Accumulation rainfall totals of 40-80mm likely with some higher falls above 100mm possible.
This rainfall is likely to cause some flash flooding.
River, Creek and Stream minor to moderate flooding is a high risk across the following catchments: The Namoi, Gwydir, Dumaresq / Severn / Macintyre systems including the Barwon River.
Dam levels are at or nearing full supply: Pindari 100%, Copeton 85%, Keepit 98% and Chaffey 100%.
It is advised that people closely monitor water levels during this time and take relevant precautions.
Image: rainfall forecast totals Access G by weatherwatch.net.au warning by Higgins Storm Chasing
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