# ESMValTool
# recipe_zmnam.yml
---
documentation:
  title: Zonal mean annular modes
  description: |
    Recipe for zonal mean annular mode.
    The diagnostics compute the index and the spatial
    pattern to assess the simulation of the
    strat-trop coupling in the extratropical regions

  authors:
    - serva_federico
    - vonhardenberg_jost
    - arnone_enrico
    - cagnazzo_chiara

  maintainer:
    - serva_federico

  references:
    - baldwin09qjrms

  projects:
    - c3s-magic

datasets:
  - {dataset: MPI-ESM-MR, project: CMIP5, mip: day, exp: amip, ensemble: r1i1p1, start_year: 1979, end_year: 2008}

preprocessors:
  preproc:
    extract_levels:
      levels: [85000., 50000., 25000., 5000.]
      scheme: nearest
    regrid:
      target_grid: 3x3
      scheme: area_weighted

diagnostics:
  zmnam:
    description: Zonal mean annular mode
    variables:
      zg:
        preprocessor: preproc
    scripts:
      main:
        script: zmnam/zmnam.py
        title: "Zonal mean AM diagnostics"
        hemisphere: ["NH", "SH"]