Rainfall and rivers update
Metservice is warning of heavy rain in North Otago overnight
tonight in the 12 hours from 9pm, with potential for heavy
rain in the Dunedin area as well.
ORC’s duty flood
manager is keeping close watch on river levels and predicted
flows. At this stage, the greatest impact on river levels is
expected in North Otago (Kakanui and Shag
up-to-date river flow and rainfall information at sites
across Otago: www.orc.govt.nz/managing-our-environment/water/water-monitoring-and-alerts
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New Reports: Flood Risk From Rain And Sea Under Climate Change
One report looks at what would happen when rivers are flooded by heavy rain and storms, while the other examines flooding exposure in coastal and harbour areas and how that might change with sea-level rise.
Their findings show that across the country almost 700,000 people and 411,516 buildings worth $135 billion are presently exposed to river flooding in the event of extreme weather events...
There is near certainty that the sea will rise 20-30 cm by 2040. By the end of the century, depending on whether global greenhouse gas emissions are reduced, it could rise by between 0.5 to 1.1 m, which could add an additional 116,000 people exposed to extreme coastal storm flooding. More>>