MEMO Model - Topography and Surface Type

Topography and Surface Type

For calculations with MEMO, a file must be provided which contains orography height and surface type for each grid location The following surface types are distinguished and must be stored as percentage:

  • water (type: 1)
  • arid land (type: 2)
  • few vegetation (type: 3)
  • farmland (type: 4)
  • forest (type: 5)
  • suburban area (type: 6)
  • urban area (type: 7)

Only surface types 1 to 6 have to be stored. Type 7 is the difference between 100% and the sum of types 1 to 6. If the percentage of a surface type is 100%, then write the number 10 and for all other surface types the number 99.

The orography height is the mean height for each grid location above sea level in meter.

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