Update to minor flood warning

Bureau of Meteorology, Tasmania


Minor Flood Warning for the River Derwent

Issued at 11:25am on Thursday 22 August 2019


Flood Warning Number: 2

Minor flooding is occurring along the lower Derwent River below Meadowbank Dam and is expected to continue during Thursday. Flooding is not expected to extend downstream to Macquarie Plains and New Norfolk.

In the 24 hours to 9 am Thursday rainfall of up to 31 mm was observed in the Derwent River catchment. No significant rainfall is forecast for the remainder of Thursday.

River levels are high in the upper Derwent, Nive and Florentine Rivers.

Strong and dangerous flows will be a hazard over the next couple of days.


River Derwent above River Ouse:

Strong river rises are occurring in the upper River Derwent and its tributaries.

River Derwent above Meadowbank Dam:

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

Tyenna River:

River levels are easing along the Tyenna River.

Styx River:

River levels are easing along the Styx River about Bruces Bridge.

River Derwent below Meadowbank Dam:

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

The River Derwent below Meadowbank Dam is currently at 4.54 metres and steady. The River Derwent below Meadowbank Dam is expected to remain above the minor flood level (4.10 m) during Thursday.

The River Derwent at Macquarie Plains is currently at 3.15 metres and steady. The River Derwent at Macquarie Plains is expected to remain below the minor flood level (4.00 m) during Thursday.


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 11am on Friday 23 August 2019.


Latest River Heights:

Location Height of River (m) Tendency Date/Time of Observation
River Derwent below Lake St Clair 2.26 Steady 10:30 AM THU 22/08/19
River Ouse at Ashton 1.45 Steady 10:30 AM THU 22/08/19
River Ouse at 3B Weir 1.14 Steady 10:00 AM THU 22/08/19
River Clyde at Bothwell 0.41 Steady 10:00 AM THU 22/08/19
River Derwent below Meadowbank Dam 4.54 Steady 10:45 AM THU 22/08/19
River Derwent at Macquarie Plains 3.15 Steady 10:51 AM THU 22/08/19
Tyenna River at Newbury 1.09 Steady 10:15 AM THU 22/08/19
Styx River at Bruces Bridge 1.33 Falling 11:04 AM THU 22/08/19
River Derwent at New Norfolk 1.18 Rising 10:57 AM THU 22/08/19

This advice is also available by dialling 1300 659 210. 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.

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