Meeting of the Expert Team on Operational Climate Prediction System (ET-OCPS) (Arusha, Tanzania, 2-3 July 2026)
Arusha, Tanzania
The Expert Team on Operational Climate Prediction Services (ET-OCPS) is responsible for reviewing, updating, and recommending improvements to the WMO Integrated Processing and Prediction System (WIPPS) Manual and the activities of WIPPS Designated Centres, in order to ensure that they reflect the needs and practices in climate prediction.
This meeting aims to finalize the deliverables to be submitted to the fourth session of the Commission for Observation, Infrastructure and Information Systems (INFCOM-4) will be held in November 2026, and to elaborate the work plan for the next intersessional period, while also integrating the outcomes of the fourth session of the Open Consultative Platform (OCP-4), which is being held as a back-to-back meeting at the same venue. Some elements of the work plan will be developed jointly with the Expert Team on Climate Services Information Systems for Decision Support (ET-CIDS) under the Standing Committee on Climate Service (SC-Cli).
MEETNING INFORMATION
- The annotated agenda: here
- Presentation template: here
- Logistic information: here
- Joint the meeting online: The link will be provided in due course.
PROVISIONAL AGENDA (in EAT (UTC+3))
Thursday, 2 July 2026 | |
|---|---|
| 08:30 – 09:00 | Registration |
| 09:00 – 09:15 | 1. OPENING – Yuki Honda 1.1 Welcoming remarks
1.2 Roundtable introduction – All participants |
| 09:15 – 09:25 | 2. ORGANIZATION OF THE MEETING – Arun Kumar 2.1 Adoption of the agenda 2.2 Working arrangements |
| 09:25 – 09:30 | Logistical information - TMA |
| 09:30 – 10:00 | 3. REPORTS ON THE ACTIVITIES OF THE RELEVANT WMO CONSTITUENT BODIES – Arun Kumar 3.1 Overall outcomes of WMO Constituent Bodies’ sessions organized after ET-OCPS meeting in September 2024) - Yuki Honda 3.2 Document plan for upcoming WMO Constituent Bodies’ sessions - Secretariat |
| 10:00 – 10:30 | Health break and Group photo |
| 10:30 – 11:50 | 4. STATUS AND PROGRESS REPORT OF GPCS AND LCS – Caio Coelho 4.1 Review of action items since ET-OCPS meeting in Bologna, Italy from 17 to 19 September 2024 - Eunha Lim 4.2 Status and progress of LC-SSPMME - Matthieu Chevallier 4.3 Status and progress of LC-SPMME – Jun-Hyeok Son 4.4 Status and progress of LC-ADCP – Jeffery Knight 4.5 Status and progress of LC-GCR – Alison Cobb |
| 11:50 –12:30 | SESSION 5 – COMPLIANCE REVIEW OF WIPPS DESIGNATED CENTRES UNDER ET-OCPS RESPONSIBILITY – Caio Coelho 5.1 Report on the status of compliance review of GPCs-ADCP and LC-ADCP – Eunha Lim 5.2 Enhancement of stage 2 verification of ADCP products (probability for tercile categories) – Jeffery Knight |
| 12:30 –14:00 | Lunch |
| 14:00 – 14:30 | 5.2 Continued - Discussion - All participants |
| 14:30 – 15:30 | SESSION 6 – COLLABORATIN WITH CRYOSPHERE COMMUNITY (AG-GCW) – Arun Kumar 6.1 Report on the WIPPS-GCW Workshop on Snow Prediction and Evaluation (8-10 December 2025) linked to ET-OCPS workplan – Arun Kumar 6.2 Discussion on the status and implementation of those requirements into WIPPS activities – All participants |
| 15:30 – 16:00 | Health break |
| 16:00 – 17:00 | SESSION 7 – COLLABORATIN WITH RESEARCH BOARD – Arun Kumar 7.1 Summary of the utilization of climate forcing datasets across GPCs and recommendations for their harmonized use – Eunha Lim 7.2 Discussion on the plan to adopt the recommendation into GPCs – All participants |
| 17:00 | Closure of day 1 |
Friday, 3 July 2026 | |
| 08:30 – 08:50 | SESSION 8 – COLLABORATIN WITH CLIMATE SERVICE COMMUNITY (SERCOM/SC-CLI) – JOINT SESSION Outcomes and recommendations of OCP-4 – Nicola Golding & Caio Coelho |
| 08:50 – 09:10 | Identification of joint activities and associated implementation timelines following OCP-4 outcomes – All participants (Lead: Simon Mason) |
| 09:10 – 09:25 | Statement of guidance for WIPPS Rolling Review Requirement – Eunha Lim |
| 09:25 – 09:40 | Summary of the report on the compliance review of RCCs and RCC-Networks and updates on RCC-Networks in the demonstration phase progressing toward designation (Pacific RCC-Network, Third Pole RCC-Network and RCC WAS) and initiated RCC-Network (Antarctic RCC-Network) – Valentina Khan |
| 09:40 – 09:55 | Review of the integration of CSIS elements into WIPPS and potential way forward for GPCs for climate data, climate monitoring and climate change projections – Rupa Kumar Kolli |
| 09:55 – 10:10 | Recommendations for the steps to be followed for generating objective seasonal forecasts and improving the cascading process – Caio Coelho |
| 10:10 – 10:30 | Review of SERCOM-4 (October 2026) and INFCOM-4 (November 2026) recommendations considering OCP-4 outcomes and EC priorities – All participants (Lead: Arun Kumar) |
| 10:30 – 11:00 | Health Break |
| 11:00 – 12:30 | SESSION 9 – ET-OCPS PRIORITIES FOR THE NEXT INTERSESSIONAL PERIOD – Arun Kumar Discuss the ET-OCPS priorities for next intersessional period including the following subjects
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| 12:30 – 14:00 | Lunch |
| 14:00 – 15:30 | SESSION 9 - CONTINUED Discuss the ET-OCPS priorities for next intersessional period including the following subjects
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| 15:30 – 16:00 | Health Break |
| 16:00 – 16:20 | Summary of Session 9 – Arun Kumar |
| 16:20 – 16:30 | Any other business – Arun Kumar |
| 16:30 – 16:40 | Closing remarks – Arun Kumar & Caio Coelho |
| 16:40 | Closure of the meeting |