SPARC Reanalysis Intercomparison Project

S-RIP News

S-RIP 2017 Workshop - First circular released

9 June 2017 | The first circular of the 2017 S-RIP workshop (ECMWF, Reading, UK, 23-25 October 2017) has been released. See the 2017 workshop page.

5th International Conference on Reanalysis (ICR5)

12 May 2017 | The abstract submission deadline has been extended to 31 May 2017. For more information see here.

Reanalysis User Requirement Survey

2 May 2017 | S-RIP conducts a survey to determine user requirements for future reanalysis data products. Anyone who is interested in reanalysis data sets is welcome to participate. Access the following two links: (1) Isentropic and Pressure Level Data Needs; (2) Wish List. The deadline for completing the survey is 30 June 2017.

5th International Conference on Reanalysis (ICR5)

11 April 2017 | The 5th International Conference on Reanalysis (ICR5) will be held during 13-17 November 2017 in Rome, Italy. Among the five main topics, there will be a session on "Evaluation of reanalyses." The abstract submission deadline is 15 May 2017. For more information see here.

S-RIP Website Upgraded!

28 March 2017 | The S-RIP website has been upgraded!.

ACP/ESSD Inter-journal Special Issue on the S-RIP

31 January 2017 | The ACP special issue on the S-RIP has become an inter-journal special issue in ACP and in ESSD (Earth System Science Data).

An S-RIP Paper Published

31 January 2017 | The paper on S-RIP introduction and reanalysis-system overview has been published in ACP as a contribution to the ACP-ESSD inter-journal special issue.

S-RIP Interim Report Manuscripts Now Available

5 December 2016 | We are very happy to inform you that all the manuscripts for the S-RIP Interim Report (Chapters 1-4) are now ready for review.

Reanalysis Session at the 2016 AGU Fall Meeting

1 December 2016 | The reanalysis session "Evaluating Reanalysis: Learning about Past Weather and Climate" will be held at the coming 2016 AGU Fall Meeting: Oral (NG33D, Wednesday, 14 Dec 2016 14:40-15:40, Moscone South 104) and Poster (NG41B, Thursday, AM, Moscone South Poster Hall).

S-RIP 2016 Workshop, Planned 2017 Workshop, and SSG Meeting

8 November 2016 | The S-RIP 2016 Workshop was successfully ended (see here). The next, 2017 Workshop will be held at ECMWF, UK during 25-27 October 2017 (see here). The 2016 SPARC Scientific Steering Group (SSG) meeting was held last week, and Lesley Gray represented the S-RIP (see here).

Agenda of the S-RIP 2016 Workshop

30 September 2016 | The agenda of the S-RIP 2016 Workshop (together with the agenda of the SPARC DA Workshop) is now available here.

S-RIP paper submitted to ACP

28 July 2016 | The paper on the S-RIP introduction and the reanalysis system overview (based on materials from Chapters 1 and 2 of the S-RIP report) has been submitted to the ACP special issue on The SPARC Reanalysis Intercomparison Project (S-RIP).

2016 AGU Fall Meeting

16 June 2016 | A reanalysis session, "A049: Evaluating Reanalysis: Learning about past weather and climate", will be held at the 2016 AGU Fall Meeting, San Francisco, USA, 12-16 December 2016 (the final abstract submission deadline is 3 August 2016, 11:59 P.M. EDT).

S-RIP 2016 Workshop - First circular released

1 June 2016 | The first circular of the next S-RIP workshop (Victoria, Canada, 19-21 October 2016) has been released. See the 2016 workshop page.

New co-lead of Chapter 11 and new point of contact for NASA reanalyses

24 April 2016 | John Knox becomes a co-lead of Chapter 11, working together with Lynn Harvey. Krzysztof Wargan becomes the new point of contact for MERRA and MERRA-2 reanalyses.

Variables on pressure levels available on S-RIP group workspace

8 March 2016 | Patrick Martineau has completed the transfer of his archive of 3D reanalysis variables (u,v,w,t,z) on pressure levels to the BADC's S-RIP group workspace. All files are provided in NetCDF format. The directory is ~/NETCDF_3D_pressure_levels/data_sets. The following reanalysis data sets are archived in separate sub-directories: 20CR, E20, ERA-40, ERA-INTERIM, JRA-25, JRA55, JRA55AMIP, JRA55C, NASA_MERRA, NCEP_CFSR, NCEP-DOE, and NCEP-NCAR.

SPARC DynVar Workshop and S-RIP Chapters 5 and 6 Meeting

8 March 2016 | SPARC DynVar is holding a joint meeting with S-RIP Chapters 5 and 6 (Brewer-Dobson Circulation and Stratosphere-Troposphere Coupling) in Helsinki, Finland during 6-10 June 2016. See the meeting website. The overall theme of the workshop is "The Large-Scale Atmospheric Circulation: Confronting Model Biases and Uncovering Mechanisms". The deadline for abstract submission and travel support application is 11 March 2016.

ACP Special Issue on the S-RIP

2 February 2016 | The S-RIP special issue has been approved by the Atmospheric Chemistry and Physics (ACP). To submit your paper to this special issue, please choose "The SPARC Reanalysis Intercomparison Project (S-RIP)" (note: the title starts with "T" not "S") in the ACP's paper submission page.

Model Levels Reanalysis Data

2 February 2016 | A sticky thread for scripts to download model levels reanalysis data, and associated discussion, has been created on the S-RIP Discussion Board. Scripts can also be placed on the BADC space in the workspace directory /group_workspaces/jasmin2/srip/scripts/model_levels/.

S-RIP Progress Discussed at the SPARC SSG Meeting

13 November 2015 | SPARC annual SSG meeting was held in Boulder, USA during 10-13 November 2015. Sean Davis represented S-RIP. Details are available here.

New S-RIP Co-leads

10 November 2015 | David Tan stepped down as one of the co-leads in July 2015. We are very happy to announce today that Lesley Gray and Gloria Manney become the new S-RIP co-leads working together with Masatomo Fujiwara. See the Working Group page.

S-RIP 2016 Workshop

6 November 2015 | The next S-RIP workshop will be held at Victoria, Canada during 19-21 October 2016. The SPARC Data Assimilation (DA) workshop will be held at the same place during 17-19 October 2016, with a one-day joint S-RIP - SPARC-DA session on 19 October 2016. Please check Upcoming Events page.

S-RIP and SPARC DA Workshops Successfully Ended

16 October 2015 | The S-RIP and SPARC Data Assimilation Workshops in Paris successfully ended. Details can be found at workshop page.

The Reanalysis Session of the 2015 AGU Fall Meeting

14 October 2015 | The reanalysis session of the 2015 AGU Fall Meeting, "Evaluating Reanalysis: What Can We Learn about Past Weather and Climate?" will be held on Monday, 14 December 2015 (oral presentations in the morning - A11R and A12D -, and poster presentations in the afternoon - A13C -).

Agenda of S-RIP and SPARC DA Workshops - The Final Version

6 October 2015 | The final version of the agenda of the coming S-RIP and SPARC Data Assimilation Workshops in Paris is now available at the workshop page.

S-RIP Common Grid Files

22 September 2015 | The S-RIP common grid files are being prepared by Sean Davis of NOAA and an initial draft is temporarily available through this page.

Agenda of S-RIP and SPARC DA Workshops Now Available

11 September 2015 | A preliminary agenda of the coming S-RIP and SPARC Data Assimilation Workshops in Paris is now available at the workshop page.

S-RIP on NCAR CISL's News Article

30 August 2015 | The S-RIP activity was introduced in a news article at the NCAR Computational and Information Systems Laboratory (CISL) that is managing the Research Data Archive (RDA).

All JRA-55 Family Datasets Now Available

28 August 2015 | All the "JRA-55 family" datasets are now available. See this page for the link information. The JRA-55 family includes the JRA-55, JRA-55C (assimilating the conventional data only), and JRA-55AMIP (no observational data assimilated, i.e., the AMIP-type run using the JRA-55 forecast model).

2015 AGU Fall Meeting

14 July 2015 | A reanalysis session, "A042: Evaluating Reanalysis: What can we learn about past weather and climate?", will be held at the 2015 AGU Fall Meeting, San Francisco, USA, 14-18 December 2015 (abstract submission deadline is 5 August 2015, 11:59 P.M. EDT).

S-RIP 2015 Workshop in October at Paris

3 March 2015 | The next S-RIP workshop will be held at Université Pierre-et-Marie-Curie (UPMC; Pierre and Marie Curie University), Paris, France during 12-14 October 2015. The SPARC Data Assimilation (DA) workshop will be held at the same place during 14-16 October 2015, with 14 October for a joint S-RIP - SPARC-DA workshop. More information will be available at Upcoming Events.

S-RIP 2014 Workshop Report Published

5 February 2015 | Report of the S-RIP 2014 Workshop (Errera et al.) has been published in the SPARC Newsletter, No. 44, January 2015. [pdf]

S-RIP Progress Discussed at the SPARC SSG Meeting

22 January 2015 | SPARC annual SSG meeting was held in Spain during 13-16 January 2015. Michaela Hegglin represented S-RIP. Details are available here.

1st Journal Paper Directly Related to S-RIP Published

1 January 2015 | Mitchell, D., et al.: Signatures of naturally induced variability in the atmosphere using multiple reanalysis datasets, Q. J. Roy. Meteor. Soc., doi: 10.1002/qj.2492, 2014.

QBO Modelling and Reanalyses Workshop, March 2015

14 November 2014 | The QBO Modelling and Reanalyses Workshop will be held at Victoria BC, Canada during 16-18 March 2015. Details are available here.

S-RIP 2014 Workshop Held and New S-RIP Co-lead Determined

1 October 2014 | The S-RIP 2014 Workshop was held for 10–12 September 2014 at the NOAA Center for Weather and Climate Prediction. The SPARC Data Assimilation activity had a workshop in the same location for 8–10 September, with a joint workshop on 10 September. Details are available here. Last April, David Jackson stepped down as an S-RIP co-lead. At the Workshop, it was agreed that David Tan (ECMWF) becomes the new co-lead.

AGU Fall meeting and AMS meeting

24 July 2014 | A reanalysis session, "Reanalysis: Evaluation and Intercomparison", will be held at the AGU Fall Meeting, San Francisco, USA, 15-19 December 2014 (abstract submission deadline is 6 August 2014, 23:59 EDT/03:59 +1 GMT). Also, 18th Conference on the Middle Atmosphere will be held during the 95th AMS Annual Meeting, Phoenix, USA, 4-8 January 2015 (abstract submission deadline is 1 August 2014).

S-RIP Progress Report Published

9 June 2014 | A progress report was published after one year from the S-RIP Planning Meeting. [pdf].

S-RIP Workshop and DA Workshop - 1st Circulars

14 May 2014 | The 1st circular of the S-RIP workshop (10–12 September 2014 at NOAA) was released [pdf]. Also, the 1st circular of the SPARC Data Assimilation (DA) workshop (8–10 September 2014 at the same place) was released [pdf]. The information about both workshops is available here.

S-RIP Workshop Scheduled

28 March 2014 | The next S-RIP workshop will be held 10–12 September 2014 at the NOAA Center for Weather and Climate Prediction (NCWCP), Maryland, USA. The SPARC Data Assimilation (DA) activity will hold a workshop at the same location from 8–10 September, with a joint S-RIP–DA workshop on 10 September. Please reserve these dates. [link]

Additional JRA-55 Data Now Available

29 January 2014 | Daily mean and near-realtime gridded data from the Japanese 55-year Reanalysis (JRA-55) are now available for download from JMA (registration is required). JRA-55 data are also available through the NCAR RDA and DIAS. [link]

S-RIP Implementation Plan Approved

21 January 2014 | The SPARC Scientific Steering Group approved the S-RIP Implementation Plan and upgraded S-RIP to a "full" SPARC activity. [pdf] [link]

S-RIP Side Meeting Held

14 January 2014 | 30 participants attended the S-RIP side meeting at the SPARC General Assembly in Queenstown, New Zealand. [link]

JRA-55 Data Now Available

30 September 2013 | Monthly mean data from the Japanese 55-year Reanalysis (JRA-55) are now available for download (registration is required). [link]

Website for Chapter 6 Launched

4 September 2013 | A website for Chapter 6 of the S-RIP report, "Stratosphere–Troposphere Coupling", was launched early last month. [link]

S-RIP Update Published in SPARC Newsletter

30 July 2013 | An article summarizing the discussions held during the S-RIP Planning Meeting hosted at the UK Met Office between 29 April and 1 May 2013 was published in Issue 41 of the SPARC Newsletter. [pdf]

S-RIP Planning Meeting Held

1 May 2013 | An S-RIP planning meeting was held at the UK Met Office in Exeter from 29 April to 1 May 2013. The purposes of the meeting were to finalize the outline of the S-RIP report, to determine the diagnostics and data required for each chapter, to agree on general guidelines and protocols, and to define the timetable for the project. 39 scientists participated, with 20 oral presentations and 21 poster presentations.