1Steady Green (Air)
- aircraft is cleared to land
2Steady Green (land)
aircraft is cleared to takeoff
3Flashing green (air)
- return for landing
- best seen in the pattern
4Flashing Green (ground)
- cleared to taxi
- can be to takeoff runway or away from runway and back to their stand
5Steady Red (air)
- means that you must give way to another aircraft and continue circling
- keep your eye out for flashing green
6Steady Red (ground)
- means danger/stop
- can also mean for aircraft to abort the takeoff
7Flashing Red (air)
- means that the airport is unsafe
- approach to landing should not be made
- also indicates danger
8Flashing Red (ground)
- means that you must vacate the runway in use
- expect to see this after you have completed your landing
9Flashing White (ground)
- this light is only seen on the ground
- means that you have to return to the starting point at the airport, usually to a parking stand or the runway holding point
10Alternating Red and Green (air)
- means to exercise extreme caution
- make sure you give full attention to the ATC Tower
11Alternating Red and Green (ground)
- exercise extreme caution
12Acknowledging ATC (day)
- rock your wings
13Acknowleding ATC (night)
- blinking landing or navigation lights