brent
[Desktop Entry]
Name=Zygrib
Type=Application
Icon=/home/brent/Downloads/zyGrib-8.0.1/data/img/zyGrib.icns
Exec=/home/brent/Downloads/zyGrib-8.0.1/bin/zyGrib
Comment=no stinkin tooltip
Terminal=false
Keywords=Weather;
Categories=System;Settings;
save as <yourfilename>.desktop and place is in /usr/share/applications or ./local/share/applications (hope you knew that in case if you dont know)
Hope this will work for u. Exec is the executable file name with the path 😀 .
There is no Categories as Weather so it goes to Others . Check for categories.
https://developer.gnome.org/menu-spec/
https://developer.gnome.org/menu-spec/#additional-category-registry
So the weather goes as science/Education i guess. if you want to move it to Education then update with this
Categories=Education;
Category Directories are in ls /usr/share/desktop-directories
The main menus in cat ~/.config/menus/gnome-applications.menu