Monthly and seasonal river flow information and our outlook for the coming three months. 

 

September 2010 river flows

Click on the map to enlarge

River flows, July to September 2011

Cumulative flows over the three months, July to September 2011. Click on the map to enlarge

Outlook by region, July to September 2011

Northern North Island   Below normal river flows are likely 
 Southwest North Island   Below normal river flows are likely 
 Southeast North Island   Below normal river flows are likely 
 Northern South Island   Below normal river flows are likely 
 Western and southern South Island   Below normal river flows are likely 
 Eastern South Island   Below normal river flows are likely 

Maps and more details of our 3-monthly outlook for river flows, soil moisture, rainfall, and temperature are available from NIWA's Seasonal Climate Outlook. See the latest New Zealand Climate Update for more general climate forecasts and restrospective information.  

River flows, September 2011
River flows, July to September 2011