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Finalised Material from: Linus

 

 

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spacePermissionINTRA

Discussed in the following Daily reports:

http://intra.ecmwf.int/daily/d/dreport/2016/07/18/sc/

http://intra.ecmwf.int/daily/d/dreport/2016/07/20/sc/

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http://intra.ecmwf.int/daily/d/dreport/2016/07/21/sc/

1. Impact

 

Excerpt

On 19-20 July 2016 a severe rainfall hit China.Preliminary figures says 14 people dead and 7100 houses affected but landslides. The precipitation in the Beijing metropolitan reached 300 mm.

 

http://www.shanghaidaily.com/nation/14-dead-72-missing-in-north-Chinas-heavy-downpour/shdaily.shtml

http://www.bbc.co.uk/news/world-asia-china-36852886

2. Description of the event

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3.5 Comparison with other centres

In the plot below forecasts from the TIGGE archive is compared for the 48-hour rainfall for Beijing from different centres. The plot includes ECMWF (red), UKMO (blue), NCEP (green) and CMA (purple). As discussed above, ECMWF got a strong signal for the rainfall from 16 July (Saturday). UKMO picked up the signal around the same time, but clearly underestimated the rainfall in later forecasts. NCEP picked up the signal 1.5 day later (Monday) and similar for CMA.


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4. Experience from general performance/other cases

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