NOTAM Contractions Abbreviations and Acronyms

1. GR
   Gradient
2. GR
   Hail (METAR)
3. GRAD
   Gradient
4. GRADU
   Gradual
5. GRAV
   Gravel
6. GRDL
   Gradual
7. GRIN
   Gradient
8. GRTLKS
   Great Lakes
9. GRVL
   Gravel
10. GS
    Small Hail/Snow Pellets (METAR)
11. GVL
    Gravel
12. GVMT
    Government
13. GVT
    Government
14. HAA
    Height Above Airport
15. HAT
    Height Above Touchdown
16. HCP
    Helicopter
17. HDFRZ
    Hard Freeze
18. HDG
    Heading
19. HDSVLY
    Hudson Valley
20. HED
    Heading

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