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Teleconference 20 and 21.4.2021

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Anna Milan edited this page Apr 30, 2021 · 12 revisions

Task Team on Table Driven Code Forms (TT-TDCF)

Teleconference 20-21.4.2021

Agenda

  1. Opening and approval of agenda
  2. Review of GRIB proposals.
  3. Review of BUFR proposals.
  4. Review of Common Code Tables proposals.
  5. Discuss options for removing the 'status' column in the tables
  6. Community website updates
  7. Schedule of FT2021-2
  8. AOB

GRIB2

Team reviewed following proposals.

No. GRIB2 Issue Link Assignee Status
1. Issue 79 Discipline 4, category 2 table: code entry 8 https://github.com/wmo-im/GRIB2/issues/79 Abde in validation, branch will be created
2. Issue 33 GRIB Mercator grid types https://github.com/wmo-im/GRIB2/issues/33 Abde in validation, branch will be created
3. Issue 81 Add code table entry for character of precipitation https://github.com/wmo-im/GRIB2/issues/81 Tom in validation, branch will be created
4. Issue 82 Add new codes for thermal stress indicators https://github.com/wmo-im/GRIB2/issues/82 Tom Note added, in validation, branch will be created
5. Issue 84 Extend local time template to ensembles, postprocessed forecasts and average, accumulated or other statistically processed values https://github.com/wmo-im/GRIB2/issues/84 Sébastien in validation, branch will be created, sample will be provided
6. Issue 85 New GRIB2 code Table 4.2 entries requested by Norway https://github.com/wmo-im/GRIB2/issues/85 Sébastien in validation, branch will be created
7. Issue 86 New hydrological parameters in Code Table 4.2 https://github.com/wmo-im/GRIB2/issues/86 Sébastien Upstream area will be added, A code table will be proposed for Drainage direction, in validation, branch will be created
8. Issue 95 new parameter "Solar induced chlorophyll fluorescence" for atmospheric composition modelling https://github.com/wmo-im/GRIB2/issues/95 Sébastien in validation, branch will be created
9. Issue 96 additional ocean parameters and levels https://github.com/wmo-im/GRIB2/issues/96 Sébastien in validation, branch will be created
10. Issue 92 Most severe and most frequent precipitation type over a time period https://github.com/wmo-im/GRIB2/issues/92 Sébastien in validation, branch will be created
11. Issue 83 Validate Product definition template 4.10 https://github.com/wmo-im/GRIB2/issues/83 Richard in validation, branch will be created, sample will be provided and validated by ECMWF
12. Issue 87 Wet Bulb Potential Temperature (UK) https://github.com/wmo-im/GRIB2/issues/87 Richard in validation, branch will be created
13. Issue 88 cloud water mixing ratio (UK) https://github.com/wmo-im/GRIB2/issues/88 Richard in validation, branch will be created
14. Issue 89 surface adjusted wind (UK) https://github.com/wmo-im/GRIB2/issues/89 Richard pending
15. Issue 90 upward UV radiation (UK) https://github.com/wmo-im/GRIB2/issues/90 Richard in validation, branch will be created
16. Issue 91 convective cloud level (UK) https://github.com/wmo-im/GRIB2/issues/91 Richard in validation, branch will be created
17. Issue 93 publish codes for 4.2, product discipline 20 to manual https://github.com/wmo-im/GRIB2/issues/93 Anna in validation, branch will be created
18. Issue 55 Question re latitudes and scanning mode in Lambert grids https://github.com/wmo-im/GRIB2/issues/55 Abde in discussion

BUFR4

Team reviewed following proposals.

No. BUFR4 Issue Link Assignee Status
1. Issue 51 BUFR sequence for DAYCLI https://github.com/wmo-im/BUFR4/issues/51 Sergio in validation once the data width for 0-08-094 (Method used to calculate the average daily temperature) and representation of sitting classifications (code table solution) will be finalized, sample will be provided and validated by IBL and Met Office
2. Issue 54 disconnect between EUMETSAT ROMSAF documentation and WMO documentation re: 0-33-039 flag table https://github.com/wmo-im/BUFR4/issues/54 Simon in validation, branch will be created
3. Issue 63 Proposal for new BUFR descriptor extended integrated mass density https://github.com/wmo-im/BUFR4/issues/63 Marijana in validation, branch will be created, sample will be provided and validated by NCEP and IBL
4. Issue 64 New code for Volcanic sulphur dioxide https://github.com/wmo-im/BUFR4/issues/64 Marijana in validation, branch will be created
5. Issue 65 BUFR template for representation of ground based lidar observations https://github.com/wmo-im/BUFR4/issues/65 Marijana spelling of wavelength will be corrected, reviewed by EUMETNET, in validation, branch will be created, sample will be provided and validated by Met Office
6. Issue 66 New BUFR descriptor and code table for Retrieval identifier https://github.com/wmo-im/BUFR4/issues/66 Marijana Abbreviation will be spelled out, data width will be changed, in validation, branch will be created
7. Issue 16 New Table D sequence for reporting observations from ocean gliders https://github.com/wmo-im/BUFR4/issues/16 Dave in validation, to be completed by May, branch will be rebased
8. Issue 55 non-CCITTIA5 characters in GitHub .csv file https://github.com/wmo-im/BUFR4/issues/55 Jeff in discussion, next action summarized in the issue
9. Issue 56 apparent paradox in BNF attachment for FM-94 BUFR in WMO 306 manual https://github.com/wmo-im/BUFR4/issues/56 Jeff Remove Note 3, in validation

Common Code Tables

Team reviewed following proposals.

No. CCT Issue Link Assignee Status
1. Issue 52 Add new entry in Common Code Table C12 to identify Saint-Denis (Réunion) as a sub-centre for Lannion (France) https://github.com/wmo-im/CCT/issues/52 Yann will be confirmed if it is ok to drop the accent, in validation, branch will be created
2. Issue 50 Add new entry to Common Code Table C-5 to identify Nimbus-1 and Nimbus-2 satellite https://github.com/wmo-im/CCT/issues/50 Marijana in validation, branch will be created
3. Issue 51 Add new entries to Common Code Table C-8 to identify rescued data from Spascia https://github.com/wmo-im/CCT/issues/51 Marijana confirmed by CGMS TF, in validation, branch will be created
4. Issue 53 New data category for Lidar (ground based) in Common Code Table C–13 https://github.com/wmo-im/CCT/issues/53 Marijana sub-category will be added, in validation, branch will be created
5. Issue 55 new chemical constituents/aerosols https://github.com/wmo-im/CCT/issues/55 Sébastien in validation, branch will be created

Secretariat Updates

Not discussed because of the time constraints.

Schedule for FT2021-2

  • Two 2-hour meetings to review new proposals: April 20-21
  • Two 2-hour meetings to conclude the proposals: May 18-19
  • Deadline for validation (if not completed by the meeting above): June 18
  • One additional meeting to finalize remaining issues if necessary: June 22

AOB

List of participants

No. Name Agency Apr. 20 Apr. 21
1 Jitsuko HASEGAWA JMA X X
2 Enrico FUCILE WMO Secretariat
3 Abderrazak LEMKHENTER Météo Maroc X X
4 Fang ZHAO CMA X X
5 Sergio Henrique Soares FERREIRA National Institute for Space Research, Brazil X X
6 Tom KRALIDIS Environment and Climate Change Canada X
7 Jeffrey ATOR NOAA X X
8 Sibylle KREBBER DWD X X
9 Richard WEEDON Met office X X
10 Sébastien VILLAUME ECMWF X X
11 Marijana CREPULJA ECMWF X X
12 Simon Stuart ELLIOTT EUMETSAT X X
13 Daniel LEE EUMETSAT
14 Marian MAJAN HMEI X X
15 David Berry NOC X X
16 B. L. CHOY HKO
17 Denis STUBER France, ET-DRC
18 Christina Lief USA, ET-DRC
19 Anna MILAN WMO Secretariat X X
20 Xiaoxia CHEN WMO Secretariat X X

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