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 Status:Ongoing analysis Material from: Linus, David L.

 

 

Picture

1. Impact

On 6 March large parts of France was hit by the windstorm Zeus.


2. Description of the event

The series of plots below show satellite images from 6 March (every 3rd hour), provided from yr.no.



The plot below show observed 24-hour maximum wind gusts for 6 March.


3. Predictability

  

3.1 Data assimilation

 

3.2 HRES

The plots below show 24-hour maximum wind gusts (shade) and MSLP valid 12UTC (contour) for 6 March.



3.3 ENS


The plots below show EFI and SOT for wind gusts valid 6 March (24-hour maximum).


The plots below shows the cyclone feature plots for maximum wind within 300 km radius around the feature. All plots are valid 6 March 12UTC.




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

  • The band of extreme wind gust well captured 4-5 days in advance
  • The run from 5 March 00z was bad compared to earlier runs


6. Additional material

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