Status: Finalised Material from: Linus


 


1. Impact



http://floodlist.com/africa/djibouti-floods-november-2019

https://reliefweb.int/map/djibouti/djibouti-flood-situation-dg-echo-daily-map-04122019

2. Description of the event

The plots below show MSLP and 6-hour precipitation from short forecasts covering 19-25 November.

3. Predictability

  

3.1 Data assimilation

 

3.2 HRES


3.3 ENS

The plots below show EFI and SOT for 3-day precipitation valid 21-24 November.

The plot below shows the evolution of forecast for 3-day precipitation valid 21-24 November for the 1x1 degree box outlined in the HRES plots above. The plot includes ensemble (blue box-and-whisker), HRES (red dot) and model climate (red box-and-whisker).

3.4 Monthly forecasts

The plot below show the verification of weekly precipitation anomalies valid 18-24 November. The anomaly over north-east Africa was captured at least up to range 8-14 days.

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