<sod >A buoy just northwestÃÂÃÂ the epicentre recorded a massive 9-metre wave,ÃÂÃÂ NWS Boston said in a tweet.< eod>< sod > A buoy just northwestÃÂÃÂ the epicentre earlierÃÂÃÂ recorded a massive 10-metre wave,ÃÂÃÂ NWS Boston said in a tweet.< eod>