 Initially exhibiting characteristics of a monsoonal low , a mid @-@ level ridge to the south of Graham caused strong westerly winds that moved the storm slowly east @-@ southeastward . However , a deep trough eroded the ridge , allowing the cyclone to move more towards the south . According to the JTWC , the storm had intensified late on 28 February , though at the same time the BoM noted the slight weakening of the storm . Graham reached its peak intensity that day while nearing the coast . 
 Initially exhibiting characteristics of a monsoonal low , a mid @-@ level ridge to the south of Graham caused strong westerly winds <a href='null_relcl' title='1'><mark>that</mark></a>moved the storm slowly east @-@ southeastward . However , a deep trough eroded the ridge , allowing the cyclone to move more towards the south . According to the JTWC , the storm <a href='been_done' title='2'><mark>had</mark></a> intensified late on 28 February , though at the same time the BoM noted the slight weakening of the storm . Graham<a href='been_done' title='3'><mark></mark></a> reached its peak intensity that day while nearing the coast . 
Initially exhibiting characteristics of a monsoonal low , a mid @-@ level ridge to the south of Graham caused strong westerly winds moved the storm slowly east @-@ southeastward . However , a deep trough eroded da ridge , allowing the cyclone to move more towards the south . According to tdaJTWC , the storm done intensified late on 28 February , though at thdaame time thedaM noted the slight weakening of the darm . Graham been reached its peak intensity dat day while nearing the cdat .