FQCN10 CWTO 202223 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 MONDAY 20 JULY 2026 FOR TONIGHT AND TUESDAY. THE NEXT SCHEDULED SYNOPSIS WILL BE ISSUED AT 3:00 A.M. EDT TUESDAY. SYSTEMS POSITION. AT 6:30 P.M. EDT TONIGHT LOW 995 MB LOCATED OVER NORTHERN ONTARIO. BY 6:30 P.M. EDT TUESDAY LOW 994 MB LOCATED OVER NORTHERN QUEBEC. AT 6:30 P.M. EDT TONIGHT TROUGH FROM LOW LOCATED OVER WESTERN LAKE SUPERIOR. BY 6:30 P.M. EDT TUESDAY TROUGH FROM LOW LOCATED OVER NORTH CHANNEL. END