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 Status:Ongoing analysis Material from: Linus

 

Discussed in the following Daily reports: 30/11/2015

The storm system was also named "Nils II" by the Free University of Berlin, and "Clodagh" by Met Eirrean. Some damage and power outages also affected the UK and Ireland.


Picture

1. Impact

A small but vicious frontal wave cyclone sped east across Scotland the N Sea on 29 November, and delivered extreme gusts to parts of Denmark and SW Sweden, with amber warnings in force in the affected areas, and red warnings in Germany.


2. Description of the event

Satellite-images from 29 Nov 12z, 18z and 21z (from yr.no):


Radar images from 18z, 21z and 00z (30 Nov), from SMHI:



The plots below show wind observations from DMI and SMHI along a west-to-east line:



An animation of the interpolated wind gusts can be found here: http://www.smhi.se/klimatdata/meteorologi/vind/2.3355

3. Predictability

  

3.1 Data assimilation

 

3.2 HRES

O-suite:



3.3 ENS


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

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