GAFOR stands for General Aviation FOREcast. It is a forecast for general aviation issued for predefined route segments in the area of responsibility and describes the weather conditions of the next six hours.

The GAFOR specifies one of the following codes for each GAFOR area:

  • X: closed
  • M: marginal
  • D: difficult
  • O: open

An example of GAFOR reportissued on 22.12.2010 at 05.00 UTC:

LWSK 0612 BBBB 16,28,29 O LOC VAL D3/M5 BR=