Status: Finalised Material from: Linus


 


1. Impact

On 28-29 September a severe windstorm hit South Australia and resulted in a power outage for the whole state.

http://www.bbc.co.uk/news/world-australia-37481257


2. Description of the event

The plots below show the MSLP and 12-hour precipitation in short forecasts (12-hour) forecasts as a proxy for analyses.



3. Predictability

  

3.1 Data assimilation

 

3.2 HRES

The plots below show the MSLP valid 29 September 00z and the maximum wind gusts between 28 September 12z and 29 September 12z from different initial dates.



3.3 ENS

The plots below show EFI and SOT for maximum wind gusts valid 28 September.



3.4 Monthly forecasts


3.5 Comparison with other centres


4. Experience from general performance/other cases


5. Good and bad aspects of the forecasts for the event


6. Additional material