Australian Government Bureau of Meteorology Tasmania
MINOR FLOOD WARNING FOR RIVER DERWENT
Issued at 8pm on Friday 1 August 2014
by the Bureau of Meteorology, Hobart
Flood Warning Number: 5
Minor flooding has developed about New Norfolk early Friday afternoon with high river levels expected to continue overnight Friday.
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 since Tuesday.
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 overnight Friday into Saturday, 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. Minor flooding in the River Derwent at Glendhu peaked overnight Thursday near the Moderate flood level (5.0 metres) and is easing slowly. Minor flooding to continue easing during Friday.
Minor flooding developed in the Ouse River at Ashton overnight Thursday, 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 the Minor Flood Level at Ouse township.
Small river rises remaining below the Minor Flood Level.
Below Meadowbank Dam
High levels of Minor flooding expected to continue in the Lower River Derwent below Meadowbank Dam overnight Friday. River levels throughout the lower reaches are currently easing slowly. Strong river rises were observed about Macquarie Plains on Friday. The river level peaked above the Minor Flood Level around 4.6m midday Friday and is now easing.
River levels Tyenna River will continue to ease during Friday into Saturday. Localised flooding in adjacent creeks and surrounding low lying areas in the lower Tyenna River about Westerway may continue overnight Friday into Saturday due to high levels in the Derwent River.
River levels in the Styx will continue to ease overnight. Localised flooding in adjacent creeks and surrounding low lying areas in the lower Styx River around Bushy Park and Glenora expected to continue overnight Friday into Saturday due to high levels in the River Derwent.
The River Derwent exceeded the Minor Flood Level at New Norfolk early Friday afternoon, peaked about 2.1m and is currently easing. Renewed river rises up to the Minor Flood Level are still possible overnight Friday due the tidal variation at New Norfolk. 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: Nil
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 10AM on Saturday 02 August 2014
Latest River Heights:
|Location||Height of River||Date/Time of Observation|
|Derwent River below Lk St Clair||2.47m steady||07:05 AM FRI 01/08/14|
|Ouse River at Ashton||1.75m falling||05:00 PM FRI 01/08/14|
|Clyde River at Bothwell||1.12m steady||02:00 PM FRI 01/08/14|
|Clyde River at Hamilton||NA||NA|
|Derwent River below Meadowbank Dam||5.2m steady||07:30 PM FRI 01/08/14|
|Derwent River at Macquarie Plains||4.3m falling||07:46 PM FRI 01/08/14|
|TYENNA RIVER AT NEWBURY||1.3m steady||12:15 PM FRI 01/08/14|
|STYX RIVER AT BRUCES BRIDGE||1.55m steady||03:06 PM FRI 01/08/14|
|Derwent River near Bryn Estyn||4.1m steady||02:00 PM FRI 01/08/14|
|DERWENT RIVER AT NEW NORFOLK||1.62m falling||07:39 PM FRI 01/08/14|
For the latest rainfall and river level information see www.bom.gov.au/tas/flood/
Road Weather Alert
for Upper Derwent Valley, Central Plateau, Midlands, North West Coast, Central North, North East, Western, East Coast and South East forecast districts
Issued at 10:04pm on Friday 1 August 2014.
Icy and snow covered roads will make driving conditions dangerous during Friday and Saturday in parts of the North West Coast, Central North, North East, Western, Central Plateau, Midlands, East Coast, Upper Derwent Valley and South East forecast districts, particularly about roads above 300 metres.
For information on any road closures, please contact your local council or the Police.