Derwent and Ouse minor flood warning

Bureau of Meteorology, Tasmania

Initial Minor Flood Warning for the River Derwent and the River Ouse

Issued at 10:34pm on Wednesday 18 July 2018

Flood Warning Number: 1


Minor flooding is expected to develop along the lower Derwent River between Meadowbank Dam and New Norfolk during Thursday afternoon and evening, in response to significant rainfall overnight. Minor flooding may also develop along the River Ouse.
Strong river rises are expected in many River Derwent tributaries, including the River Clyde, Nive, Florentine, Tyenna, Styx and Plenty rivers.

River Derwent above River Ouse:

Strong river rises are expected in the upper River Derwent and its tributaries during Thursday.

River Ouse:

Minor flooding may occur along the River Ouse.

The River Ouse at Ashton may reach the minor flood level (2.40 m) Thursday afternoon.
The River Ouse at Ouse may reach the minor flood level (4.00 m) Thursday afternoon.

River Clyde:

Strong river rises are expected in the River Clyde during Thursday.

River Derwent above Meadowbank Dam:

Strong river rises are expected in the middle reaches of the River Derwent.

Tyenna River:

Strong river rises are likely in the Tyenna River during Thursday.

Styx River:

Strong river rises are occurring in the Styx River. River levels may exceed the minor flood level (2.0 m) along the Styx River about Bruces Bridge overnight Wednesday into Thursday.

River Derwent below Meadowbank Dam:

Minor flooding is likely along the River Derwent below Meadowbank Dam.

The River Derwent below Meadowbank Dam is likely to exceed the minor flood level (4.10 m) Thursday afternoon.
The River Derwent at Macquarie Plains is likely to exceed the minor flood level (4.00 m) Thursday evening.

River Derwent around New Norfolk:

Minor flooding is likely along the River Derwent around New Norfolk.

The River Derwent at New Norfolk is likely to exceed the minor flood level (2.00 m) Thursday evening.

Flood Safety Advice:

FloodSafe advice is available at www.ses.tas.gov.au
Road closure information is available at www.police.tas.gov.au
For emergency assistance call the SES on telephone number 132 500. 
For life threatening situations, call 000 immediately.

Next Issue:

The next warning will be issued by 8am on Thursday 19 July 2018.

Latest River Heights:

Location	Height of River (m)	Tendency	Date/Time of Observation
River Derwent below Lake St Clair	1.48	Steady	08:30 PM WED 18/07/18
River Ouse at Ashton	1.16	Steady	09:00 PM WED 18/07/18
River Ouse at 3B Weir	1.02	Steady	08:30 PM WED 18/07/18
River Clyde at Bothwell	0.39	Steady	06:00 PM WED 18/07/18
River Derwent below Meadowbank Dam	2.49	Steady	09:00 PM WED 18/07/18
River Derwent at Macquarie Plains	1.30	Rising	09:06 PM WED 18/07/18
Tyenna River at Newbury	0.75	Steady	06:00 PM WED 18/07/18
Styx River at Bruces Bridge	1.60	Rising	09:48 PM WED 18/07/18
River Derwent at New Norfolk	0.73	Rising	09:47 PM WED 18/07/18

This advice is also available by dialling 1300 659 216. Warning, rainfall and river information are available at www.bom.gov.au/tas/flood. The latest weather forecast is available at www.bom.gov.au/tas/forecasts.