GCOS Reference Upper-Air Network

ICM-13, Virtual, 2021

13th Implementation and Coordination Meeting, Virtual,
15 to 19 November 2021

Information about ICM-13

Location

Virtual

Date

15th November - 19th November 2021

Hosts

WMO Microsoft Teams account (log in details will be distributed by email)

Organizers

  • Ruud Dirksen (GRUAN Lead Centre, DWD)
  • Peter Thorne (WG Co-Chair, Maynooth University)
  • David Smyth (Maynooth University)
  • Caterina Tassone (GCOS)
  • Tim Oakley (GCOS)
  • Howard Diamond (NOAA GCOS office)
  • June Wang (WG Co-Chair, SUNY)
  • Marion Maturilli (AWI)
  • Dale Hurst (NOAA ESRL)
  • Stephanie Evan (LACy)

Documentation

  • Report of the Thirteenth GCOS Reference Upper Air Network Implementation Coordination Meeting (GRUAN ICM-13) (GCOS-242)
  • GRUAN Implementation Plan 2017-2021 (GCOS-205)
  • Report of the GRUAN ICM-12 (GCOS-237)

Participants

Agenda of ICM-13

Monday 15 November

Session 1 - Radiosondes new data products, RS41

Chair: June Wang

Package of all presentations of ICM-13 session 1 (zip; 13 MiB; as at 2021-11-22)

Video recording of session 1: part 1 (1.4 GiB), part 2 (183 MiB)

Times in UTC    
14:00 - 14:20 Welcome to ICM-13 Peter Thorne
14:20 - 14:40 Status of all GDPs under development Ruud Dirksen
14:40 - 14:55 Status update on RS41 GRUAN Data Product (RS41 GDP. 1) Michael Sommer
14:55 - 15:10 QC/QA flagging ad hoc group progress report (HP3) Tzvetan Simeonov
15:10 - 15:20 Comfort break  
15:20 - 15:35 Progress on standardisation of cloud observations and their reporting Masatomo Fujiwara
15:35 - 15:45 Status of Radiosonde fundamental technical document (HP2) Christoph von Rohden
15:45 - 16:00 M10 GD P correction s and results overview, and launching of the M20 GDP (B3) J.-C. Dupont / Eilane Assy
16:00 - 16:10 Graw Data product status Ruud Dirksen
16:10 - 16:30 (I) Progress in humidity time lag experiments/ (II) Use of ground check results in RS41 GDP (HP1, C5 b) Christoph von Rohden
16:30 - 16:45 ECC ozone sonde data product in GRUAN (B4) Holger Vömel
16:45 - 17:05 Wrap-up/Discussion Session chair

Tuesday 16 November

Session 2 - Ground-based & emerging technologies

Chair: Dale Hurst / Marion Maturilli

Package of all presentations of ICM-13 session 2 (zip; 22 MiB; as at 2021-11-22)

Video recording of session 2: intro (152 MiB), part 1 (1.4 GiB), part 2 (255 MiB)

Wednesday 17 November

Session 3 - WMO intercomparison, dual soundings, collocations, R23 replacement

Chair: Stephanie Evan

Package of all presentations of ICM-13 session 3 (zip; 71 MiB; as at 2021-11-22)

Video recording of session 3: part 1 (548 MiB), part 2 (1.5 GiB)

Times in UTC    
12:00 - 12:30 Status WMO radiosonde intercomparison campaign – UAII2022 Ruud Dirksen
  Flight example video Michael Sommer
  WMO’s UAII 2022 Frederic Vogt
12:30 - 12:40 Provision of site based ancillary measurements to the RS92/41 colocation database: update on Technical Note for guidance to sites Dave Smyth
12:40 - 12:50 Progress with provision of satellite based ancillary measurements to the RS92/RS41 colocation database (A2) Lori Borg/ Axel von Engeln
12:50 - 13:10 RS41GDP / RS92GDP - First comparison results Tzvetan Simeonov
13:10 - 13:20 Comfort break  
13:20 - 13:35 Sites’ activities for alternatives to R23 Ruud Dirksen
  Update on Dry ice / Ethanol FPH flights at Boulder Dale Hurst
  Report on Dry ice / Ethanol CFH flights Holger Vömel
  Development of N2 container Christian Rolf
13:35 - 13:55 Skydew status Kensaku Shimizu
13:55 - 14:15 Fluoresence Lyman-Alpha Stratospheric Hygrometer for Ballon (FLASH-B) Alexey Lykov
14:15 - 14:35 Status of the Peltier Cooled Frost Point Hygrometer (PCFH) and First Comparison with CFH Frank Wienhold
14:35 - 14:45 Update on standard humidity chamber (SHC) Ruud Dirksen/ Peter Oelsner
14:45 - 15:05 Wrap-up/Discussion Session chair

Thursday 18 November

Session 4 - Network management IP, Task Teams, silent sites

Chair: Ruud Dirksen

Package of all presentations of ICM-13 session 4​​​​​​​ (zip; 11 MiB; as at 2021-11-22)

Video recording of session 4: part 1 (662 MiB), part 2 (516 MiB)

Times in UTC    
15:00 - 15:15 Proposal on policy for silent sites (C10) Ruud Dirksen
15:15 - 15:35 Access to in situ Reference and Baseline Observations: status C3S2 311 2 Fabio Madonna
15:35 - 15:50 Update on GRUAN website Michael Sommer
15:50 - 16:10 GRUAN Implementation Plan June Wang
16:10 - 16:20 Comfort break  
16:20 - 16:30 Site diary, site photos and further meta data (C1) Michael Sommer
16:30 - 16:40 Update on work to improve monitoring of usage of GRUAN products Dave Smyth
16:40 - 16:50 Data policy for different release phase versions (C3) Ruud Dirksen
16:50 - 17:10 Uncertainty assessment and reporting RS92 Temperature GDP Case Study (C4) Tom Gardiner
17:10 - 17:30 Wrap-up/Discussion Session chair

Friday 19 November

Session 5 - New science

Chair: Peter Thorne

Package of all presentations of ICM-13 session 5​​​​​​​ (zip; 16 MiB; as at 2021-11-22)

Video recording of session 5: full (1.4 GiB)

Documents of ICM-13

Title of DocumentSubmitted byDoc. No.Date
Agenda   0.01 2021-11-19
GRUAN Station Report for Alice Springs Matt Tully 1.01 2021-05-14
GRUAN Station Report for Barrow (ARM - NSA) Evan Keeler 1.02 2021-04-05
GRUAN Station Report for Beltsville Belay Demoz 1.03 2021-04-05
GRUAN Station Report for Boulder Dale Hurst 1.04 2021-03-05
GRUAN Station Report for CabauwLead Centre 1.05 2021-06-16
GRUAN Station Report for Darwin Matt Tully 1.06 2021-05-14
GRUAN Station Report for DolgoprudnyLead Centre 1.07 2021-06-16
GRUAN Station Report for Davis Matt Tully 1.08 2021-05-14
GRUAN Station Report for Graciosa (ARM - ENA) Evan Keeler 1.09 2021-04-05
GRUAN Station Report for NeumayerLead Centre 1.10 2021-06-16
GRUAN Station Report for Hong Kong Olivia Shuk-ming Lee 1.11 2021-04-01
GRUAN Station Report for Lauder Richard Querel 1.12 2021-03-16
GRUAN Station Report for Lindenberg Ruud Dirksen 1.13 2021-04-23
GRUAN Station Report for Macquerie Island Matt Tully 1.14 2021-05-14
GRUAN Station Report for Melbourne Matt Tully 1.15 2021-05-14
GRUAN Station Report for Minamitorishima Hisamitsu Junji 1.16 2021-10-01 (Rev. 2)
GRUAN Station Report for Ny-Ålesund Marion Maturilli 1.17 2021-03-25
GRUAN Station Report for Payerne Giovanni Martucci 1.18 2021-03-30
GRUAN Station Report for Paramaribo Ankie Piters 1.19 2021-04-01
GRUAN Station Report for Potenza Fabio Madonna 1.20 2021-04-02
GRUAN Station Report for La Reunion Stephanie Evan 1.21 2021-04-28
GRUAN Station Report for Ross Island Richard Querel 1.22 2021-03-17
GRUAN Station Report for Lamont (ARM - SGP) Evan Keeler 1.23 2021-04-05
GRUAN Station Report for Singapore Wong Shwei Lin 1.24 2021-05-21
GRUAN Station Report for Sodankylä Rigel Kivi 1.25 2021-04-05
GRUAN Station Report for Syowa Yoshinobu Tanaka 1.26 2021-10-01 (Rev. 2)
GRUAN Station Report for Tateno Hisamitsu Junji 1.27 2021-10-01 (Rev. 2)
GRUAN Station Report for Tenerife Miguel Hernandez 1.28 2021-04-16
GRUAN Station Report for Trappes Jean-Charles Dupont 1.29 2021-03-31
GRUAN Station Report for XilinhotLead Centre 1.30 2021-06-16
Task Team Progress Report for November 2021 – Radiosondes Masatomo Fujiwara 2.01 2021-11-15