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The maps linked in this page are produced with a statistics of the last 7 days of data acquired at ECMWF by the SAPP (Scalable Acquisition and Pre-Processing) system. The aim is to provide a detailed picture of the observations data coverage and issues in terms of data format to give a view from the NWP perspective of the status of the TAC to BUFR migration.

 

Section
Column
width10%15%

 

SYNOP Coverage

Column
width70%
markerdescription

TAC only

BUFR only 

BUFR and TAC 
Section
Column
width10%15%

 

TEMP Coverage 

Column
width70%
markerdescription

TAC only

BUFR only, high resolution and drift

BUFR only, low resolution and drift

BUFR only,  no drift (reformatted TAC)

BUFR and TAC, high resolution and drift

BUFR and TAC, low resolution and drift

BUFR and TAC, no drift (reformatted TAC)

Section
Column
width10%15%

 

SYNOP Issues

TEMP Issues

Column
width70%
markerdescription

BUFR/TAC positions different ( > 0.1 degree)

WMO id not in Vol A Catalogue

Silent,  no report received in the last 7 days

BUFR observations/day < 60% TAC observations/day
Section
Column
width15%

 

SYNOP BUFR Frequency

SYNOP TAC Frequency

Column
width70%
markerdescription

24  observations/day

8 to 23 observations/day  

4 to 7  observations/day  

2 to 3  observations/day  

1 to 2  observations/day  

less than 1 observation/day
Section
Column
width15%

 

TEMP BUFR Frequency

TEMP TAC Frequency

Column
width70%
markerdescription

>=4 observations/day

2 to 3 observations/day

1 observation/day

less than 1 observation/day
Section
Column
width15%

 

SYNOP BUFR Timeliness

SYNOP TAC Timeliness

Column
width70%
markerdescription

0 to 10 minutes delay

11 to 20 minutes delay

21 to 30 minutes delay

31 to 60 minutes delay

> 61 minutes delay
Section
Column
width15%

 

TEMP BUFR Timeliness

TEMP TAC Timeliness

Column
width70%
markerdescription

0 to 30 minutes delay

31 to 60 minutes delay

61 to 90 minutes delay

91 to 120 minutes delay

> 121 minutes delay