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Date

Mar 06, 2014

Attendees

Goals

  • TIGGE/TIGGE-LAM time-series archive set up

Discussion Items

TimeItemWhoNotes
1.location list 

There is a general agreement to use GTS synop stations for both TIGGE and TIGGE-LAM datasets

Regarding additional point of interest for high resolution European TIGGE-LAM forecasts only 4 proposals were received from partners during last half a year:

  1. Italy - to include some selection of stations from their own high density networks (around 500 locations)
  2. DWD - to add some wind mast stations (around 40 already provided), but there is a link to new parameters requirement which would have to be archived
  3. Lawrence Wilson - to consider e.g. European high density networks at least for precipitation (MAP project)
  4. MetOffice - they will provide some additional locations within the next 48 hours after the meeting

It was mentioned that DWD request should be further discussed during the 1st half of 2014 as currently it's supported by one partner only and it would mean a significant change to the current archive set up and operational running (see below @2).

2.

parameter list

 

It was confirmed that so called High Priority parameters will be archived in the first phase.

Only DWD proposed to add some new parameters related to near future renewable energy applications. Their proposal is to add e.g. direct or diffuse radiation or low/medium/high cloud cover. For wind mast stations some wind data from lowest models' levels would have to be newly provided as well to be able to compute the values at the wind mast height for given location.

It was mentioned that it would be excellent to have access to some observation database with data for the chosen locations. It seems to be hardly possible at the moment because of current data policies on countries' level. It might be an option to have access at lest to the freely available data from synop stations.

3.method for getting the model forecast for given location Confirmed that the 4 closest points should be OK.
4.archival format Not discussed, just announced that NetCDF will be used and technical work is in progress.
5.AOB Laurie asked when and how the time-series archive will be created. The current estimate is that the re-processing of TIGGE/TIGGE-LAM datasets will start in May/June  this year earliest. The re-processing itself of all data since 2006 will take probably a few weeks.

Action Items

  •  Tiziana/Andrea will provide the selected list of Italian precipitation stations from their high density network
  •  Ervin will investigate if we can retrieve easily locations of  European precipitation stations from high density networks which are used at ECMWF on regular basis

Original meeting announcement

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