NOTAM Contractions Abbreviations and Acronyms

1. PPINA
   Radar Weather Report Not Available
2. PPINO
   Radar Weather Report Equipment Inoperative Due To Breakdown
3. PPIOK
   Radar Weather Report Equipment Operation Resumed
4. PPIOM
   Radar Weather Report Equipment Inoperative Due To Maintenance
5. RADNO
   Report Missing Account Radio Failure
6. RAFRZ
   Radiosonde Observation Freezing Levels
7. RAICG
   Radiosonde Observation Icing at
8. RAWE
   No RAWIN obs., Unfavorable Weather
9. RAWI
   No RAWIN Obs., High and Gusty Winds
10. RAWIN
    Upper Winds Obs. (by radio methods)
11. RCDNA
    Radar Cloud Detection Report Not Available
12. RCDNE
    Radar Cloud Detection Report No Echoes Observed
13. RCDNO
    Radar Cloud Detector Inoperative Due to Breakdown Until
14. RCDOM
    Radar Cloud Detector Inoperative Due to Maintenance Until
15. RDWND
    Radar Dome Wind
16. ROBEPS
    Radar Operating Below Prescribed Standard
17. RY/RWY
    Runway
18. TRPLYR
    Trapping Layer
19. WDC–1
    World Data Centers in Western Europe
20. WDC–2
    World Data Centers Throughout Rest of World

Last updated: September 14, 2020 — Total entries: 1,482