Structured
- Cartesian
cartesian
grid
Logically rectangular Cartesian mesh with optional non-uniform spacing per axis (1D / 2D / 3D).
- Lat-Lon
latlon
grid
Regular spherical lat-lon mesh with metric corrections for the spherical surface.
- Vertical
vertical
grid
1D vertical column with arbitrary level spacing — sigma / eta / z / theta / hybrid / z_star coordinates.