April 2023 software release

The April 2023 release of our software provides many new features, improvements and fixes! Note that the packages below are part of a much larger software stack used at ECMWF, and this is part of a release that is synchronised between all these packages.

ecCodes

ecCodes, the heart of GRIB and BUFR handling, brings several new features, improvements and fixes in version 2.30.0:

• GRIB data decoding in single-precision
• Performance improvements: nearest point, keys "latitudes" and "longitudes"
• GRIB2: Support for template 5.200 (Run length packing with level values)
• GRIB2 parameters for Ocean and Destination Earth
• New MARS classes
• Miscellaneous bug fixes
• See ecCodes Release Notes for full details

Metview

Metview 5.19.0 brings a mix of new features, fixes and improvements including:

• added toolbar widget to the plotting window to permanently display the geographical coordinates under the cursor
• editors for visual definition icons now display a preview of the different line styles
• fixes in Cross Section module and nearest_gridpoint() edge cases
• and more - see the release notes!

A new feature of Metview's interactive plot window is the cursor's geographic coordinate indicator

The software versions of this release are available on ECMWF's HPC as part of the module called ecmwf-toolbox (version 2023.04.0.0) and all are included in the The Metview Source Bundle. Versions on conda and brew should be available in the coming days. If you encounter any issues please feel free to use the ECMWF Support Portal.