How this edition was made: Every sentence is generated from a dated BoatNerd, NOAA or NWS source field and checked against those stored facts before publication. The lead was chosen by fixed rules. Estimates are marked as estimates and positions change after their report time. Verify time-sensitive details with the original provider. Report a correction.
RT HON PAUL J MARTIN, upbound, was reported at Detour at 11:25 a.m. ET; BoatNerd estimates it at Soo Locks around 3:03 p.m. ET. Its AIS destination field reads THUNDER BAY. That time is a BoatNerd estimate, not a confirmed arrival or lock transit. The latest BoatNerd passage lists for 7 watch points held 54 distinct vessels with reports from the last 24 hours.
Soo Locks: EVANS SPIRIT, upbound, was reported at Detour at 11:07 a.m. ET; BoatNerd estimates it at Soo Locks around 2:13 p.m. ET. Its AIS destination field reads CATHU. ALGOMA INNOVATOR, downbound, was reported at Point Iroquois at 10:55 a.m. ET; BoatNerd estimates it at Soo Locks around 11:57 a.m. ET. Its AIS destination field reads GODERICH. JOHN D LEITCH, upbound, was reported at Soo Locks at 10:20 a.m. ET. Its AIS destination field reads SUPERIOR WI.
Port Huron / St. Clair River: BAIE COMEAU, upbound, was reported at Dossin Museum / Detroit at 11:21 a.m. ET; BoatNerd estimates it at Vantage Point / Port Huron around 5:31 p.m. ET. Its AIS destination field reads CHICAGO. MURGASH, upbound, was reported at Crib Light at 10:46 a.m. ET; BoatNerd estimates it at Vantage Point / Port Huron around 1:47 p.m. ET. Its AIS destination field reads CA SNI. JOSEPH L BLOCK, upbound, was reported at Algonac at 9:52 a.m. ET; BoatNerd estimates it at Vantage Point / Port Huron around 12:06 p.m. ET. Its AIS destination field reads MARQUETTE.
Detroit River: FEDERAL HUDSON, downbound, was reported at Vantage Point / Port Huron at 11:20 a.m. ET; BoatNerd estimates it at Dossin Museum / Detroit around 4:15 p.m. ET. Its AIS destination field reads FRURO. LEO A. MCARTHUR, downbound, was reported at Crib Light at 11:03 a.m. ET; BoatNerd estimates it at Dossin Museum / Detroit around 12:36 p.m. ET. Its AIS destination field reads HAMILTON. NANTUCKET, downbound, was reported at Dossin Museum / Detroit at 10:30 a.m. ET. Its AIS destination field reads UNKNOWN.
Welland Canal: CAPE_EDENSAW, inbound, was reported at Port Weller at 10:59 a.m. ET. Its AIS destination field reads SAR. ZEA LILIAN, outbound, was reported at Port Weller at 9:58 a.m. ET. ALGOLUNA, inbound, was reported at Port Weller at 9:26 a.m. ET. Its AIS destination field reads NANTICOKE IOL.
Straits of Mackinac: CG45700, eastbound, was reported at Straits of Mackinac at 11:19 a.m. ET. PRESQUE ISLE, eastbound, was reported at Straits of Mackinac at 10:09 a.m. ET. Its AIS destination field reads TWO HARBORS. JOHN G MUNSON, eastbound, was reported at Straits of Mackinac at 9:55 a.m. ET. Its AIS destination field reads MARQUETTE.
Duluth / Superior: FRONTENAC, inbound, was reported at Superior Entry at 4:53 a.m. ET. Its AIS destination field reads SUPERIOR BNSF.
Saginaw: no vessel reports from the last 24 hours were returned. That does not mean the waterway is empty.
Marquette C.G. (Lake Superior), NOAA station 9099018: 0.669 ft above Low Water Datum at 11:18 a.m. ET, preliminary data.
Holland (Lake Michigan), NOAA station 9087031: 1.457 ft above Low Water Datum at 11:18 a.m. ET, preliminary data.
Harbor Beach (Lake Huron), NOAA station 9075014: 1.171 ft above Low Water Datum at 11:18 a.m. ET, preliminary data.
Essexville (Saginaw Bay, Lake Huron), NOAA station 9075035: 1.312 ft above Low Water Datum at 11:18 a.m. ET, preliminary data.
Fairport (Lake Erie), NOAA station 9063053: 2.267 ft above Low Water Datum at 11:18 a.m. ET, preliminary data.
Oswego (Lake Ontario), NOAA station 9052030: 1.706 ft above Low Water Datum at 11:18 a.m. ET, preliminary data.
Each reading is one gauge above that lake's chart datum; it does not establish channel depth or vessel clearance.
Lake Superior, NWS forecast issued 10:01 a.m. ET: "A 30.5 inch high pressure moving into the Eastern Seaboard later today continues to extend a 30.2 inch ridge over Lake Superior the rest of today into this evening. Monday, a 29.4 inch low lifts from Colorado into the Northern Plains, then heads towards the Upper Mississippi Valley at 29.6 inches Monday night and Tuesday."
Lake Michigan, NWS forecast issued 9:02 a.m. ET: "High pressure near 30.5 inches will drift southeast into the northeastern United States through this afternoon, maintaining south-southeasterly winds over Lake Michigan. Low pressure near 29.5 inches will develop over eastern Colorado this evening, progressing into the Upper Mississippi River Valley by early Tuesday morning."
Lake Huron, NWS forecast issued 9:59 a.m. ET: "High pressure expands into the mid Atlantic today while increasing to 30.60 inches. This high will sustain relatively light winds."
Lake Erie, NWS forecast issued 9:26 a.m. ET: "High pressure 30.50 inches over New England will slowly shift east through Tuesday. A warm front will lift north across the lake late Tuesday into Wednesday before a cold front pushes east on Thursday."
Lake Ontario, NWS forecast issued 10:02 a.m. ET: "A 30.5 inch high will settle over the northern Mid Atlantic states Sunday through Monday before drifting off the eastern seaboard Tuesday. A 29.5 inch low is then forecast to move very slowly from the upper Mississippi Valley Tuesday to the upper Great Lakes by Wednesday, and then into western Quebec by Thursday and Friday."