FQCN10 CWTO 112228 TECHNICAL MARINE SYNOPSIS FOR THE CANADIAN PORTION OF THE GREAT LAKES AND THE ONTARIO PORTION OF THE ST. LAWRENCE RIVER ISSUED BY ENVIRONMENT CANADA AT 6:30 P.M. EDT TUESDAY 11 MARCH 2025 FOR TONIGHT AND WEDNESDAY. THE NEXT SCHEDULED SYNOPSIS WILL BE ISSUED AT 3:00 A.M. EDT WEDNESDAY. SYSTEMS POSITION. AT 6:30 P.M. EDT TONIGHT DEPARTING LOW 992 MB LOCATED OVER CENTRAL QUEBEC. AT 6:30 P.M. EDT TONIGHT RIDGE LOCATED ON A LINE NORTHEAST-SOUTHWEST OVER SAULT STE. MARIE. BY 6:30 P.M. EDT WEDNESDAY RIDGE LOCATED ON A LINE EAST-WEST OVER CENTRAL ONTARIO. BY 6:30 P.M. EDT WEDNESDAY APPROACHING TROUGH LOCATED ON A LINE NORTHEAST-SOUTHWEST OVER NORTHWESTERN ONTARIO. END