ZCZC NFDSPENES ALL SPENES . SATELLITE PRECIPITATION ESTIMATES..DATE/TIME 12/05/07 1637Z SATELLITE ANALYSIS BRANCH/NESDIS---NPPU---TEL.301-763-8678 LATEST DATA USED: GOES-11 REMAPPED AND GOES-10 1600Z KUSSELSON . LOCATION...EXT SE WISCONSIN...NE ILLINOIS... . ATTN WFOS...LOT...MKX... ATTN RFCS...NCRFC... . EVENT...LAKE PLUME INTO NE ILLINOIS... . SATELLITE ANALYSIS AND TRENDS...LEADING EDGE OF HIGHER SNOW RATES WITH LK MICHIGAN SNOW PLUME HAS BEEN EDGING INTO LAKE COUNTY AND FANNING OUT ACROSS C/W COOK AND DUPAGE INTO WILL COUNTY. MICROSCALE NATURE OF PLUME ALLOWS WAVES TO FORCE CENTER OF PLUME AND HIGHEST SNOW RATES A LITTLE SOUTH WITH EACH PASSAGE. SHOULD NUDGE FURTHER INTO NE ILLINOIS WITH FURTHER FANNING OUT AND LIGHTER SNOW TO THE SOUTH AND SW OF HIGHEST SNOW RATES. SET UP OF LOW LEVEL FLOW OF COLD AIR MAKING A DISTINCT POSSIBILITY THAT ISOLATED SPOTS DOWNWIND OF LK COULD GET ONE HALF TO ONE PER SNOW RATES THRU MID AFTERNOON. WILL CONTINUE TO MONITOR... . SEE NCEP HPC DISCUSSION AND QPF/S FOR FORECAST. ....NESDIS IS A MEMBER OF 12 PLANET.... . SSD/SAB WEB ADDRESS FOR PRECIP ESTIMATES: HTTP://WWW.SSD.NOAA.GOV/PS/PCPN/ ...ALL LOWER CASE EXCEPT /PS/PCPN/ . LAT...LON 4306 8740 4274 8707 4203 8783 4236 8807 . NNNN