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Weather Warnings - Severe Weather Warning for NSW

Australian Government Bureau of Meteorology
New South Wales


Severe Weather Warning

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

Issued at 10:37 pm Wednesday, 21 March 2018.


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, Newcastle, Cessnock, Maitland, Sawtell and Dorrigo.

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.

The next Severe Weather Warning will be issued by 5:00 am AEDT Thursday.

Warnings are also available through TV and Radio broadcasts, the Bureau's website at www.bom.gov.au or call 1300 659 218. The Bureau and State Emergency Service would appreciate warnings being broadcast regularly.
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