TOC > MSC data > GEWPS Changelog
Chronology of changes to the Global Ensemble Wave Prediction System (GEWPS)
Tuesday June 11, 2024
Upgrade to Version 1.3.0 of the GEWPS.
On Tuesday June 11, 2024, starting with the 1200 UTC run, the Canadian Meteorological Centre (CMC) will upgrade the Global Ensemble Wave Prediction System (GEWPS) to version 1.3.0.
Significant change:
- Use of forcings from the latest version of the Global Ensemble Prediction System (GEPS), v8.0.0
A brief summary of the innovations included in this upgrade and their impact on performance can be consulted in this document.
A copy of the official note announcing the implementation of these changes is available at this link.
A technical note with more details on this system is available at this link.
The technical specifications document for GEWPS 1.3.0 is available at this link .
Tuesday June 28, 2022
Upgrade to Version 1.2.0 of the GEWPS adapted to the New High Performance Computing Infrastructure.
See details at this link
Wednesday December 1st, 2021
Upgrade to Version 1.1.0 of the GEWPS.
On Wednesday December 1st, 2021, starting with the 1200 UTC run, the Canadian Meteorological Centre (CMC) will upgrade the Global Ensemble Wave Prediction System (GEWPS) to version 1.1.0 and change the status from experimental to operational.
The changes included in this upgrade are summarized as follows:
- Use of GEPS v7.0.0
- Use WaveWatch III v7 which includes negative peak period bugfix
- Use hourly wind input past 168h newly available with GEPS v7.0.0
Associated Notes:
- Official note announcing the implementation.
- Technical note.
- Technical specifications of GEWPS 1.1.0.
Tuesday November 17, 2020
Experimental implementation of the Global Ensemble Wave Prediction System (GEWPS) Version 1.0.0 at the Canadian Meteorological Centre (CMC)
Effective Tuesday November 17th, 2020, the Canadian Meteorological Centre (CMC) of the Meteorological Service of Canada installed the Global Ensemble Wave Prediction System (GEWPS) v1.0.0 with experimental status.
For more information, please consult the technical specifications document for GEWPS v1.0.0 available at this link.
A technical note with more details will me made available at a latter date.