About#

Parent platform#

radar-datatree is the open-source on-ramp to AtmoScale — the institutional platform for turning radar, satellite, and model data into cloud-native, decision-ready products. Use this repository to learn the data model, reproduce published results, or analyze events on your own. Talk to AtmoScale when you need it operationalized for your institution.

What’s here vs. what’s on the platform#

This repository

AtmoScale platform

Data

Public archives on s3://nexrad-arco (anonymous reads)

Curated archives, custom radar networks, multi-modal fusion

Code

Tutorials, reproducible notebooks, the helper module

Managed pipelines, dashboards, alerting

Use case

Research, reproducibility, learning the data model

Operations, institutional deployments, SLA-backed delivery

Support

GitHub Issues (community)

Direct support from the AtmoScale team

Visit AtmoScale →

Technology Stack#

Built on proven open-source technologies

Component

Purpose

WMO FM-301 / CfRadial 2.1

Standardized radar data model ensuring interoperability

xarray.DataTree

Hierarchical data structures for multi-dimensional arrays

Zarr v3

Cloud-optimized storage with chunked compression

Icechunk

ACID-compliant transactional storage with version control

xradar

Radar-specific I/O, QC, and processing utilities

rustytree-xarray

Rust-backed DataTree backend (recommended engine)

The stack ensures compatibility with existing tools while enabling cloud-native workflows.

Citation#

Forthcoming paper (in preparation):

Ladino-Rincón, A., et al. (2026). Radar DataTree: A FAIR and Cloud-Native Framework for Scalable Weather Radar Archives. (Manuscript in preparation.)

Earlier preprint:

Ladino-Rincón, A., & Nesbitt, S. W. (2025). Radar DataTree: A FAIR and Cloud-Native Framework for Scalable Weather Radar Archives. arXiv:2510.24943. doi:10.48550/arXiv.2510.24943