FWIW (SREF grain of salt warning) the last SREF run brought .6 to IV4 and has been fairly consistent with a mean of 10 inches or so here.
http://www.spc.noaa.gov/exper/sref/fplumes/index.php?YMD=20150126&RT=09&PRM=Total-QPF&SID=1V4&INC=ALL&NNC=&max=&min=&mZOOM=8&mLAT=44.49234506559211&mLON=-72.82372153625488&mTYP=roadmap
Plus the SREF do bring some nice dendrite growth up this way. I don't look at the SREF for much but I do like the dendrite growth loops.
http://www.spc.noaa.gov/exper/sref/sref.php?run=2015012603&id=SREF_prob_dend_50__