• Use the File->Save Data in Cache menu in the control for the Windspeed from u and v display to save the data to the cache. When the dialog pops up, enter windspeed (formula).
  • Use the File->Save Data in Cache menu in the control for the Windspeed (from GridRelative_u & GridRelative_v) display to save the data to the cache. When the dialog pops up, enter windspeed (system).
  • In the Field Selector window, click on the Formulas data source and select the System -> Simple difference a-b field and the Contour Plan View display, then click the Create Display button.
  • From the Field Selector window that pops up, select one of the cached windspeeds for a and the other for b, then click OK
  • The fields will be differenced and nothing will display because they have the same values.
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The Unidata Program Center is a member of the UCAR Community Programs, is managed by the University Corporation for Atmospheric Research, and is funded by the National Science Foundation.