eWaterCycle/ewatercycle

Seamless era5 connection through Zarr

Open

#498 opened on Jul 6, 2026

View on GitHub
 (0 comments) (0 reactions) (0 assignees)Python (6 forks)auto 404
enhancementforcinghelp wanted

Repository metrics

Stars
 (39 stars)
PR merge metrics
 (PR metrics pending)

Description

Saw on LinkedIn that era5 is now accessible as Zarr, making forcing much simpler possibly? https://github.com/ecmwf-training/dss-notebooks/blob/main/datasets%2Freanalysis-era5-single-levels%2Farco-access.ipynb.

Contributor guide

Research direction
Investigate the Zarr ERA5 dataset access and integrate it into eWaterCycle's forcing module.
Tech stack
python
Domain
backenddata
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
Half day
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Fresh
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
PythonZarr
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
70