Australian Government Bureau of Meteorology Tasmania
RENEWED WARNING
MINOR FLOOD WARNING FOR RIVER DERWENT
Issued at 3:08 pm EST on Friday 1 August 2014
by the Bureau of Meteorology, Hobart
Flood Warning Number: 4
Minor flooding has developed about New Norfolk this afternoon and is expected to continue overnight Friday.
High levels of Minor flooding continue throughout the middle reaches of the River Derwent and in the lower reaches below Meadowbank Dam following heavy rain across the catchment in the past three days.
Strong rises have been observed in most tributaries of the River Derwent. River levels will remain high during Friday. Storages in the Derwent system are quite full with several dams currently spilling.
No further significant rainfall is forecast today, with snow falling about elevated areas. Snow melt is expected to maintain high river levels over the weekend, with renewed rises possible.
Derwent above Ouse River
Strong river rises have been recorded in the majority of the upper River Derwent. The River Derwent at Glendhu peaked overnight near the Moderate flood level (5.0 metres) and is now easing slowly. Minor flooding to continue easing during Friday.
Ouse River
Minor flooding developed in the Ouse River at Ashton overnight, with a peak of about 2.4 metres. River levels have now fallen below the Minor flood level and will continue to ease slowly during Friday. River levels are expected to remain below minor flood level at Ouse township.
Clyde River
Small river rises remaining below the Minor Flood Level.
Below Meadowbank Dam
High levels of Minor flooding continue in the Lower River Derwent below Meadowbank Dam this afternoon. River levels throughout the lower reaches are currently steady near the expected peak and will start to ease slowly over the weekend. Strong river rises have been observed about Macquarie Plains where the Minor flood level (4.0m) was exceeded early this morning.
Tyenna River
River levels Tyenna River will continue to ease today. Localised flooding in adjacent creeks and surrounding low lying areas in the lower Tyenna River about Westerway to continue during Friday due to high levels in the Derwent.
Styx River
River levels in the Styx will continue to ease today. Localised flooding in adjacent creeks and surrounding low lying areas in the lower Styx River around Bushy Park and Glenora expected to continue during Friday due to high levels in the Derwent.
New Norfolk
Minor flooding has developed in the Derwent about New Norfolk this afternoon. Minor flooding is expected to continue overnight Friday with tidal variation at New Norfolk to maintain high river levels. Localised flooding in adjacent creeks and surrounding low lying areas of the River Derwent is expected to continue over the weekend.
Predicted River Heights/Flows:
Based on observed and forecast rainfall, the following river peak heights are predicted:
River Derwent at New Norfolk 2.0 - 2.4m (MINOR) late Friday afternoon 01/08/2014
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.
Weather Forecast:
Showers easing.
Next Issue:
By 8PM on Friday 1 August 2014
Latest River Heights:
| Location | Height of River | Date/Time of Observation |
|---|---|---|
| Derwent River below Lk St Clair | 2.49m steady | 03:05 AM FRI 01/08/14 |
| Ouse River at Ashton | 1.93m steady | 01:30 PM FRI 01/08/14 |
| Clyde River at Bothwell | 1.12m steady | 02:00 PM FRI 01/08/14 |
| Derwent River below Meadowbank Dam | 5.63m steady | 02:00 PM FRI 01/08/14 |
| Derwent River at Macquarie Plains | 4.62m steady | 02:36 PM FRI 01/08/14 |
| TYENNA RIVER AT NEWBURY | 1.3m falling | 12:15 PM FRI 01/08/14 |
| STYX RIVER AT BRUCES BRIDGE | 1.55m falling | 12:56 PM FRI 01/08/14 |
| Derwent River near Bryn Estyn | 4.10m rising | 02:00 PM FRI 01/08/14 |
| DERWENT RIVER AT NEW NORFOLK | 2.05m rising | 02:39 PM FRI 01/08/14 |
For the latest rainfall and river level information see www.bom.gov.au/tas/flood/
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