NOTAM Contractions Abbreviations and Acronyms

1. MC
   Instrument Meteorological Conditions
2. MCA
   Minimum Crossing Altitude
3. MD
   Medium
4. MDA
   Minimum Descent Altitude
5. MDA/H
   Minimum Descent Altitude
6. MDM
   Medium
7. MDNT
   Midnight
8. MEA
   Minimum Enroute Altitude
9. MED
   Medium
10. MEGG
    Merging
11. MEM
    Medium
12. MHKVLY
    Mohawk Valley
13. MI
    Shallow
14. MI
    Shallow (METAR)
15. MIALS
    Medium Intensity Approach Light System
16. MIDN
    Midnight
17. MIFG
    Patches of Shallow Fog Not Deeper Than Two Meters (METAR)
18. MIN
    Minute
19. MIN
    Minimum
20. MLS
    Microwave Landing System

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