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


Maximum wind gusts:

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3. Predictability

  

3.1 Data assimilation

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The plots below shows time-series of various variables from an e-suite experiment with output every time-step (7.5 min) for Karup, Denmark. The top plot includes the precipitation during the time-step *10 (blue), 10-metre mean wind (red), 10-metre wind gusts with convective contribution (purple) and without (pink). The bottom plot includes 2-metre temperature (blue) and 2-metre dew point (red). Please note that the wind gusts here includes the bug in the convective part and should be multiplied with 0.6.




3.3 ENS

EFI and SOT for wind gusts Sunday 29 November:

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

  • Strong signal of a windy day a week in advance (EFI)
  • The small-scale low visible in HRES 4 days before the event
  • Suspicions of too strong wind gusts in e-suite. A bug was later found in the wind gust formulation and was corrected in the e-suite from 14 December 12z.


6. Additional material