Teleconference 30.4.2020

Agenda

1. Review of GRIB proposals.
2. Review of BUFR proposals.
3. Review of Common Code Tables proposals.
4. Next teleconference.
5. GitHub features.
6. AOBS

Summary

The team reviewed the following issues.

GRIB2

Submitted

1. Composite local time in GRIB message
2. New type of Level: departure level of most unstable parcel of air
3. GRIB2 template 4.82 in v25.0.0
4. GRIB2 code/flag tables in v25.0.0
5. incorrect units of "Potential evaporation rate" in Code Table 4.2
6. clarify 4.2 Direction of Combined Wind Waves and Swell
7. New GRIB table entry for describing probability
8. New GRIB2 Code Table 4.2 entries for the physical atmospheric properties of seeing and sky transparency
9. New parameters in Code Table 4.2 for Fire weather Forecasting
10. convective rain and snow specific water content in Code Table 4.2
11. New entries in Code Table 4.238

In progress

12. A product definition template for statistics over an ensemble

In validation

13. Representing gnomonic grids
14. New Table 4.2 entries proposed by Canada
15. New templates for spatio-temporal changing tiles
16. Space Weather in GRIB2
17. New GRIB2 code Table 4.2 entries requested by Norway

BUFR4

Submitted

1. Add perturbed forecast in table 0-01-092
2. New BUFR sequence for tropical cyclone tracks
3. Table D sequence for reporting trajectory profile data from marine animal tags
4. New Table D sequence for reporting observations from ocean gliders
5. New table B descriptor for a sensor identifier
6. New Sequence and descriptors for GNSS Slant Total Delay BUFR
7. new entries in BUFR flag table 0-33-066
8. New BUFR Table B and D descriptors for scatterometer data
9. Proposal for new BUFR table entries for Sentinel-6 Michael Freilich
10. Table D sequence for reporting scatterometer data from CFOSAT
11. New BUFR sequences for encoding IKFS2 products
12. Correct clerical error in BUFR Table B entry 0-40-063

In validation

13. Additional bio-geochemical sequences for data from Argo profiling floats
14. Table D sequence for reporting marine observations from unmanned surface vehicles

Common Code Tables

Submitted

1. Add 3 new entries to C-2 for radiosondes of China
2. Add a new entry to Common Code Tables C-11 to identify IAP
3. New sub-category for TC tracks from deterministic
4. new CCT C-1/11, C-5 and C-8 entries for commercial providers of radio occultation data
5. Amendment to Common Code table C-3 by Japan
6. New sub-category for Mode-S in C-13
7. Proposal for new entries in Common Code Tables C5 and C8
8. Proposal for new entry in Common Code Tables C5