Metview Frequently Asked Questions - FAQs

• Metview - Dates
  • How can I create a date from year, month and day - Metview FAQ
  • How can I create a list of dates for months over several years? - Metview FAQ
• Metview - General
  • Is Metview multi-threaded? - Metview FAQ
  • How do I refer to a Metview icon from the command line - Metview FAQ
  • A Metview session on Atos has run out of tmp space - Metview FAQ
  • Handling big data with Metview on Atos - Metview FAQ
• Metview - GRIB
  • How can I plot GRIB data? - Metview FAQ
  • How can I filter GRIB data? - Metview FAQ
  • How can I crop a sub-area of a GRIB field? - Metview FAQ
  • How can I set the values of a field to a constant value? - Metview FAQ
  • How can I set the values of a field to zero? - Metview FAQ
  • How can I set the values of a field to zero over a given area? - Metview FAQ
  • How do I remove negative values from a GRIB fieldset? - Metview FAQ
  • How can I find which fields contain the minimum or maximum values for each point? - Metview FAQ
  • How to write numpy arrays into GRIB - Metview FAQ
  • How do I compute the pressure on (hybrid) model levels? - Metview FAQ
  • How do I compute geopotential height on model levels? - Metview FAQ
  • How can I compute wind from divergence and vorticity - Metview FAQ
  • How can I use the same styling as ecCharts for my fields? - Metview FAQ
  • I have two GRIB fields on different grids - how can I get them onto the same grid so that I can perform computations on them? - Metview FAQ
  • How do I find where the maximum value of a field occurs? - Metview FAQ
  • Metview plots my wind field as two scalar fields instead of as a single vector field - Metview FAQ
  • How can I interpolate GRIB fields from model levels to height levels? - Metview FAQ
  • How can I compute temporal average on several levels? - Metview FAQ
  • How can I generate zonal mean cross section with temporal averaging? - Metview FAQ
  • How to handle GRIB data with grid_complex_spatial_differencing packing? - Metview FAQ
  • How can I add up the values in two GRIB fields point-by-point? - Meview FAQ
  • How can I divide with a GRIB field containing zero values? - Metview FAQ
  • How can I compute the saturation specific humidity? - Metview FAQ
• Metview - BUFR
  • How can I use my own BUFR definition tables - Metview FAQ
• Metview - MARS
  • How can I specify the class parameter for a MARS retrieval in Python? - Metview FAQ
  • What is the connection between the spectral truncation and the Gaussian grids - Metview FAQ
  • How can I retrieve fields on reduced Gaussian grids from MARS? - Metview FAQ
  • How can I retrieve fields on regular Gaussian grids from MARS? - Metview FAQ
  • How can I retrieve spectral fields from MARS? - Metview FAQ
  • How can I retrieve ERA5 data from MARS? - Metview FAQ
• Metview - Plotting
  • Plotting large numbers of scattered points is slow / unresponsive. - Metview FAQ
  • The zoom stack is blank - Metview FAQ
  • How to replace the default title with a positional one - Metview FAQ
  • How to clip wind arrows to the plotting frame - Metview FAQ
  • Title behaviour changes from Metview 4 to Metview 5 - Metview FAQ
  • How can I plot a cylindrical map going across the date line? - Metview FAQ
  • How can I format numerical values for plotting? - Metview FAQ
• Metview - User interface
  • Icons appear as Notes or Binary icons - Metview FAQ
  • How can I change incorrectly identified icon types? - Metview FAQ
  • Menu items do not have icons next to them - Metview FAQ
• Metview - ecFlow
  • How do I embed an ecFlow manual page into a Metview Macro? - Metview FAQ
• How can I produce a Tephigram diagram using a set of values as the input data? - Metview FAQ