This message is updated at 6.00 pm on Friday 18 April 2014.
70 - 120 mm of rain has been recorded in the foothills of South Canterbury between the Rangitata and Waitaki Rivers. This rain began to ease from mid morning and has been forcast to ease right back this evening.
The foothill rivers have peaked at their gorges early afternoon and are slowly dropping.
Rivers of Interest
The Waihao River peaked at McCulloughs Bridge at 867 cumecs at 2:30pm. The 5.00pm flow was 746 cumecs, and dropping. That peak is expected to reach the coast around 6.00pm. Some overtopping of the stop banks has occured in the lower reaches. Farmers have shifted stock to higher ground.
The Pareora River peaked at the Pareora Huts at 596 cumecs at 2.00pm. The 5.00pm flow was 458 cumecs and dropping. That flow should be contained within the river system.
The Temuka River at Manse Bridge is at its peak of 440 cumecs and is starting to drop. This should not cause any problems.
Other foothill rivers are at light flood levels and dropping.
All people living adjacent to these rivers are advised to shift stock from low-lying areas and to monitor their situation very carefully.
Significant easterly swells have been recorded and the MetService are forecasting these to continue through to Saturday afternoon. Strong on-shore winds are also forecast which made add to these wave heights.
Some overtopping of the coastal beach systems may occur which will add to any flooding that has occurred close to the coast.
High tide is around 6.00 pm and all property owners close to the coast are advised to take appropriate action.
This message will be updated if the situation changes significantly.
For the latest flow information please visit www.ecan.govt.nz/river-flow-south
For the latest rainfall information please visit www.ecan.govt.nz/rainfall-south