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TOP PRIORITY FOR IMMEDIATE BROADCAST – NSW

Warnings

TOP PRIORITY FOR IMMEDIATE BROADCAST – NSW

admin March 22, 2018
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TOP PRIORITY FOR IMMEDIATE BROADCAST

Severe Weather Warning

for HEAVY RAINFALL

For people in Mid North Coast and parts of Hunter and Northern Tablelands Forecast Districts.

Issued at 3:52 am Thursday, 22 March 2018.

HEAVY RAIN IN MID NORTH COAST AND IN PARTS OF THE HUNTER AND NORTHERN TABLELANDS DISTRICTS

Weather Situation: A strong, slow-moving high pressure system south of Tasmania is extending a ridge along the New South Wales coast and a low pressure trough lies off the central and north coasts. The trough is directing very moist and unstable onshore winds bringing heavy rain and thunderstorms across the Mid North Coast and to the parts of the Hunter and Northern Tablelands districts.This may lead to dangerous conditions in these areas.

HEAVY RAIN which may lead to FLASH FLOODING is expected in the Mid North Coast and in the parts of the Hunter and Northern Tablelands districts. In

the Hunter rain is expected to ease during Thursday morning.

VERY HEAVY RAINFALL, with rainfall rates exceeding 70 mm in one hour, is also possible with thunderstorms in these areas.

100mm to 200mm is expected in the warning area during Wednesday night and Thursday, with the heaviest falls contracting to the Mid North Coast and the Northern Tablelands. Some locations are likely to receive more than 200mm in a 24 hour period.

Locations which may be affected include Coffs Harbour, Port Macquarie, Taree, Kempsey, Sawtell, Dorrigo, Nelson Bay, Dungog and Yarrowitch.

Since 9am Wednesday Tocal has recorded 124 mm of rain, Williamtown 122 mm and Maintland 109mm.

Dungog recorded 68mm in 1 hour from 4:10am to 5:10am associated with thunderstorms.

The State Emergency Service advises that people should:
* Don’t drive, ride or walk through flood water.
* Keep clear of creeks and storm drains.
* If you are trapped by flash flooding, seek refuge in the highest available place and ring 000 if you need rescue.
* For emergency help in floods and storms, ring your local SES Unit on 132 500.

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