ECCC HRDPS

The High Resolution Deterministic Prediction System (HRDPS) is the 2.5 km limited-area weather forecast model operated by Environment and Climate Change Canada (ECCC), Canada's national meteorological service. Its continental domain covers Canada and the northern United States at a resolution that captures fine-scale weather features.

dynamical.org republishes ECCC HRDPS as free, analysis-ready Icechunk Zarr archives — open them directly with Xarray, no GRIB wrangling or bulk downloads.

Forecasts

• ECCC HRDPS forecasteccc-hrdps-forecast
  time-optimized
  Canada · 17 variables · 2.5 km

Data access

• STAC catalog (browse) — the machine-readable source of truth.
• AWS Open Data Registry entry · browse the S3 bucket