SXUS08 KDTX 121237 OMRDTX GREAT LAKES WATER LEVELS NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 837 AM EDT FRI SEP 12 2008 THE FOLLOWING ARE THE AVERAGE LAKE LEVELS FORECAST FOR NEXT WEEK. LAKE LEVEL... INCHES FROM CHART DATUM SUPERIOR 7 MICHIGAN AND HURON 6 ST CLAIR 21 ERIE 25 ONTARIO 27 $$ BT