Weather Abbreviations and Acronyms

1. MCW
   Modulated Continuous Wave
2. SMW
   Special Marine Warning
3. SSW
   South Southwest
4. addtl
   Additional
5. MASS
   Massachusetts
6. SPS
   Special (Weather) Statement
7. D&C
   Discontinue
8. D&C
   District of Columbia
9. AAWU
   Alaskan Aviation Weather Unit
10. ANTE
    Before
11. ASS'N
    Association
12. ICOA
    International Civil Aviation Organization
13. ISQ
    No Change
14. MARD
    Modernization and Restructuring Demonstration
15. NATA
    National Air Transportation Assoc.
16. PASS
    Passage
17. SARP
    Standards and Recommended Practices
18. ACTV
    Active
19. APPR
    Approach
20. APPR
    Appear

Last updated: May 24, 2020 — Total entries: 5,468