Weather Abbreviations and Acronyms

1. JCT
   Junction
2. JCTN
   Junction
3. JEDA
   Joint Environwental Data Analysis
4. JET STREAM
   Jet Stream
5. JFM
   Januaryr February, March
6. JFM
   January, February and March
7. JFM
   January, February, and March
8. JJA
   June July August
9. JMA
   Japanese Meteorological Agency
10. JMOC
    Joint Metoc Operations Center
11. JN
    Junction
12. JPSS
    Joint Polar Satellite System
13. JPSS
    Joint Polarwsatellite Systems
14. JSM
    Jet Stream
15. JTST
    Jet Stream
16. JTSTR
    Jet Stream
17. JTWC
    Joint Oyphoon Warning Centre
18. JU
    June
19. JUIL
    July
20. JUIN
    June

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