At the kind invitation of the Moroccan Meteorological Service, the 6th ACCORD All Staff Workshop will be held in Marrakech (Morroco) as a hybrid meeting from 13 to 17 April 2027, in the premise of the Grand Mogador Agdal hotel.

Local informations - Practical informations

Grand Mogador Agdal hotel can host all participants with a prefered rate. All details are in the comprehensive information document prepared by our hosts: Information pack.
Please do not register to the hotel on your own, read carefully the document and fill the specific form to register at the hotel before the 6th February.

A framateam link is available for in-situ participants, to organize activities beside the meeting (if you want to inform others that you are going to run, that you are looking for someone to play cards with, if you want to proposes people to join you for diner ...). Please join !

Registration

The registration for attending the workshop in Marrakech is now closed.
You can still registered for an online participation throught this form.
Please note that proposals for presentations and posters are no longer possible.

Sessions

This year the sessions are divided in two:

Regular and General Area Sessions with general talks.

Topical Sessions on more specific topics with more time for discussions.

All sessions will be recorded and the videos will be available on this webpage.

We will have 2 rooms for the ASW.
All General Area Session will take place in the conference room.
A second room is available all week, behind the conference room, for Topical Sessions when in parallel with another session.
For those who want to take the opportunity to meet beside the meeting the second room will be free the rest of the time.

Monday 13 April 8:30 CEST-1

• Registration

• Opening session.
  • : Opening of the meeting and welcome speech
  • : Practical information provided by Meteo-Maroc organizer
  • FISCHER Claude: ACCORD/PM+CSS Introduction to the ASW
  • MCNALLY Tony: ECMWF end-to-end exploitation of observations with 4D-Var and Machine Learning towards very high spatial and temporal resolution

• Area Leaders Sessions Chair

• Newcomers Session. Chair: Claude Fischer

• Code and system
  • EL KHATIB Ryad: About benchmarking with toy models
  • MARY Alexandre: Cycles and source code contributions
  • ANDRAE Ulf: Tactus - from DEODE to ACCORD with love

• Poster introduction
  • Introduction of scientific posters (9)

Tuesday 14 April

• Data Assimilation
  • BUČÁNEK Antonín: Overview of LACE DA activities
  • MONTEIRO Isabel: Data Assimilation at the United Weather Centres
  • VOGT Valérie: Model error simulation using the RPP scheme in Arome-EDA
  • DEDDING Erik: Assimilation of externally generated transformed retrievals from IASI in HARMONIE-AROME 4D-Var
  • HDIDOU Fatima Zahra: Assimilation of GNSS Gradients into AROME model

• Common Deployment
  • Common Deployment Introduction
  • General Discussions

• Meteorological Quality Assurance
  • NIELSEN Kristian: Quality assurance in UWC
  • TAȘCU Doina-Simona: LACE verification activities
  • THEEUWES Natalie: Developments and Process‑Based Evaluation of Hectometric‑Scale NWP

• Climate. Chair: Oskar Landgren.
  • LANDGREN Oskar: Latest progress and ongoing work in HCLIM
  • General Discussions

• LTM meeting

Wednesday 15 April

• Surface analysis and modelling
  • SAMUELSSON Patrick: ACCORD surface overview
  • TUDOR Martina: LACE surface overview
  • KÄHNERT Marvin: Beyond Static Boundaries: Affordable Coupling Approaches for HARMONIE-AROME
  • MAŠEK Ján: Progress of ALARO with SURFEX

• Ensemble forecasting and predictability. Chair: Inger-Lise Frogner . Online co-chair: James Fannon.
  • WASTL Clemens: EPS activities in LACE
  • TSIRINGAKIS Aristofanis: An overview of ensemble developments at UWC
  • CALLADO-PALLARÈS Alfons: Review of LAM-EPS systems at AEMET: past, present and future
  • ROUX Gregory: Arome-EPS in Meteo-France

• Common Scripting System
  • Common Scripting System Introduction to the session
  • General Discussions:

Thursday 16 April

• Dynamics
  • SMOLÍKOVÁ Petra: News in dynamics and coupling for high resolution applications
  • VOITUS Fabrice: The Non-Hydrostatic Dynamics of ACCORD models : current-state, limitations and perspectives
  • KÜHNLEIN Christian: The Portable Model for multi-scale Atmospheric Prediction

• Physic Parametrization.
  • MAZOYER Marie: Considering NRT aerosols from IFS-COMPO and MOCAGE for radiation in AROME cy49t1
  • NEMEC David: Incorporating Ice‑Phase Hydrometeors into the ALARO Double‑Moment Microphysics Scheme
  • HRASTINSKI Mario: On Refining the Vertical Resolution of Numerical Weather Prediction Models
  • DE ROOY Wim: Harmonie-Arome in EUREC4AMIP

• MQA Infrastructure
  • VIANA Samuel: HARP point verifications in DEODE
  • SUZAT Florian: HARP via singularity container
  • General Discussions

• Documentation, a cross-cutting topic. Chair: Jana Sanchez
  • SANCHEZ-ARRIOLA Jana: Documentation in ACCORD and issues identified during the ASW week
  • General Discussions

Friday 17 April

• Applications. Chair: Endi Keresturi.
  • RANDRIAMAMPIANINA Roger: On-Demand Destination Earth Extremes Digital Twin
  • SANTOS MUÑOZ Daniel: United Weather Centers: From the HIRLAM Legacy to Operational Innovation
  • DÍEZ MUYO María V.: IBERA.
  • ALAOUI Badreddine: A Review of the Artificial Intelligence Activities related to NWP in the National Center of Meteorological Research of Morocco

• Closing session.
  • Claude FISCHER: Debrief from the 2026 ASW
  • Claude FISCHER: AOB

Social events

The ice breaker will be on Monday evening, after the poster session.

An Excursion (walking tour, hiking) in the medina is planned on Wednesday afternoon.

Dinner on Wednesday is offered after the excursion.

More details will be given later.