Mmmm, dunno - figured it would be easy to find on Google, but all I found was some other METARs using it
TBPB 040800Z 07010KT 9999 VCSH SCT016 24/24 Q1014 RESH JP-->E WSW=
TBPB 121800Z 10007KT 9999 SCT016TCU BKN270 29/26 Q1012 TCU+JP WSW W;JP NW E;CB TOP E=
I guess the position gives a clue, but i've got no idea...!