ECMWF Summer of Weather Code 2021

ECMWF Summer of Weather Code is a collaborative programme where each summer several developer teams work on innovative weather-, climate- and atmosphere-related open-source software. ESoWC is organised by the European Centre for Medium-Range Weather Forecasts (ECMWF) and supported by Copernicus.

ESoWC 2022 - Coming soon

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Final ESoWC Day 2021 | Recordings

The fourth edition came to a close on 29th September with the Final ESoWC Day 2021. Watch here the recordings of the team presentations:

• Final ESoWC Day 2021 - Morning session
• Final ESoWC Day 2021 - Afternoon session

Did you miss the ESoWC 2021 mid-term webinars? No problem, watch the recordings here:

• ESoWC 2021 Midterm results - Session 1
• ESoWC 2021 Midterm results - Session 2

ESoWC 2021 Projects

Congratulations to the nine teams that have been selected to be part of ECMWF Summer of Weather Code 2021:

Project title	Team	Mentors
Elefridge.jl: Compressing atmospheric data into its real information content >> Watch the project presentation	Milan Kloewer	Miha Razinger Juan-Jose Dominguez
ADC Toolbox: Comparing Atmospheric Composition Datasets >> Watch the project presentation	Alba Vilanova Cortezon	Miha Razinger Antje Inness Federico Fierli
ECMWF User Dashboard >> Watch the project presentation	Varun Bankar	Helen Setchell Carsten Maas Sylvie Lamy-Thepaut
AQ-BiasCorrection >> Watch the project presentation	Antonio Perez Velsco Mario Santa Cruz Lopez	Johannes Flemming Miha Razinger Jerome Barre
ML4Land: Using Earth's observation data, Climate reanalysis & Machine Learning to detect Earth's heating patterns >> Watch the project presentation	Het Shah Avishree Khare	Gianpaolo Balsamo Joe McNorton Gabriele Arduini Margarita Choulga Souhail Boussetta Nils Wedi Peter Dueben
MaLePoM: Machine Learning for Pollution Monitoring >> Watch the project presentation	Nicolo Brunello Vidur Mithal Paolo Fornoni Luca Rampini	Joe McNorton Nicolas Bousserez Gianpaolo Balsamo Anna Agusti-Panareda Mark Parrington
CliMetLab - Machine Learning on weather and climate data >> Watch the project presentation	Ashwin Samudre	Baudouin Raoult Florian Pinault
BlenderNC enhancements >> Watch the project presentation	Tishampati Dhar Gichini Ngaruiya Josue Martinez Moreno	Stephan Siemen Sylvie Lamy-Thepaut
Meeresvogel >> Watch the project presentation	Kathryn Schmitt	Stephan Siemen Iain Russell

Generous cloud computing ressources are provided by:

the Copernicus DIAS service WEkEO	European Weather Cloud

How it works

1. Application period: 1 Feb - 16 Apr 2021

Browse through the ESoWC 2021 challenges, ask questions and together with the mentors, tailor your proposal. Apply before 16 April 2021.

2. Announcement of selected proposals: 30 Apr 2021

The final ESoWC 2021 project teams were announced on 30 Apr 2021.

3. Coding period: 3 May - 31 Aug 2021

The 4-month long coding period started 3 May 2021 and lasts until 31 August 2021. During this time, the selected teams team up with experienced mentors and experts in weather, climate, atmosphere and machine-learning.
Follow the progress of the projects here on Github.

4. Final ESoWC day (virtual): 29 September 2021

The ESoWC day is the final day of the programme. Each team will be invited to this virtual event and present their project results.

Important links

• ESoWC Frequently Asked Questions
• ESoWC Terms & Conditions
• Follow ESoWC on Twitter, LinkedIn and YouTube
• Read a summary of ESoWC 2020 on the ECMWF Science Blog: ESoWC 2020 a driver of innovation
• ECMWF Newsletter: Summer of Weather Code in fourth round in 2021