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.
The NWS forecast for Lake Superior issued 4:01 a.m. ET carries a Gale Warning. Lake Superior, NWS forecast issued 4:01 a.m. ET: "A 30.5 inch high over the Plains slides south of the Great Lakes today before building to 30.6 inches over the Mid-Atlantic Sunday morning. This high shifts east into the Canadian Maritimes into Sunday night while a 29.1 inch low moves from Manitoba to Hudson Bay." The latest BoatNerd passage lists for 7 watch points held 41 distinct vessels with reports from the last 24 hours.
Soo Locks: KOZNITZA, upbound, was reported at 9 Mile Point at 7:30 a.m. ET. Its AIS destination field reads CA THU. SHIRLEY ANN, downbound, was reported at Soo Locks at 7:10 a.m. ET. Its AIS destination field reads SAULT STE MARIE. CSL ST-LAURENT, downbound, was reported at Soo Locks at 4:51 a.m. ET. Its AIS destination field reads MONTREAL.
Port Huron / St. Clair River: NORTHERN VENTURE, upbound, was reported at Crib Light at 8:28 a.m. ET; BoatNerd estimates it at Vantage Point / Port Huron around 11:42 a.m. ET. Its AIS destination field reads WINDSOR. PRIME, upbound, was reported at St. Clair at 8:21 a.m. ET; BoatNerd estimates it at Vantage Point / Port Huron around 9:17 a.m. ET. Its AIS destination field reads US GRB. VICTORY, upbound, was reported at Detroit River Light at 8:06 a.m. ET; BoatNerd estimates it at Vantage Point / Port Huron around 3:48 p.m. ET.
Detroit River: ALGONOVA, downbound, was reported at Algonac at 7:39 a.m. ET; BoatNerd estimates it at Dossin Museum / Detroit around 10:30 a.m. ET. Its AIS destination field reads NANTICOKE. BLAIR MCKEIL, upbound, was reported at South East Shoal at 7:38 a.m. ET; BoatNerd estimates it at Dossin Museum / Detroit around 12:05 p.m. ET. Its AIS destination field reads CATHU. JOHN D LEITCH, upbound, was reported at Dossin Museum / Detroit at 4:38 a.m. ET. Its AIS destination field reads SUPERIOR.
Welland Canal: TAMARACK, inbound, was reported at Port Weller at 7:52 a.m. ET. Its AIS destination field reads BUFFALO. PERELIK, outbound, was reported at Port Weller at 4:52 a.m. ET. Its AIS destination field reads CAB MTR. KAMINISTIQUA, inbound, was reported at Port Weller at 4:26 a.m. ET. Its AIS destination field reads THUNDER BAY.
Straits of Mackinac: FEDERAL BISCAY, westbound, was reported at Straits of Mackinac at 5:21 a.m. ET. CHARLIE, westbound, was reported at Straits of Mackinac at 2:58 a.m. ET. Its AIS destination field reads USBNB. ALGOMA BUFFALO, eastbound, was reported at Straits of Mackinac at 2:28 a.m. ET. Its AIS destination field reads MELDRUM BAY.
Duluth / Superior: VISTA STAR, inbound, was reported at Superior Entry at 8:39 p.m. ET Oct. 16. Its AIS destination field reads DULUTH. DIRK S. VANENKEVORT, inbound, was reported at Duluth Piers at 4:04 p.m. ET Oct. 16. Its AIS destination field reads SUPERIOR. TWO SHOES, inbound, was reported at Duluth Piers at 2:01 p.m. ET Oct. 16.
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: 0.899 ft above Low Water Datum at 8:18 a.m. ET, preliminary data.
Holland (Lake Michigan), NOAA station 9087031: 1.503 ft above Low Water Datum at 8:18 a.m. ET, preliminary data.
Harbor Beach (Lake Huron), NOAA station 9075014: 1.614 ft above Low Water Datum at 8:18 a.m. ET, preliminary data.
Essexville (Saginaw Bay, Lake Huron), NOAA station 9075035: 1.9 ft above Low Water Datum at 8:18 a.m. ET, preliminary data.
Fairport (Lake Erie), NOAA station 9063053: 2.497 ft above Low Water Datum at 8:18 a.m. ET, preliminary data.
Oswego (Lake Ontario), NOAA station 9052030: 2.231 ft above Low Water Datum at 8:18 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 4:01 a.m. ET: "A 30.5 inch high over the Plains slides south of the Great Lakes today before building to 30.6 inches over the Mid-Atlantic Sunday morning. This high shifts east into the Canadian Maritimes into Sunday night while a 29.1 inch low moves from Manitoba to Hudson Bay."
Lake Michigan, NWS forecast issued 4:00 a.m. ET: "Low pressure around 29.4 inches has moved well east of the region, as strong high pressure around 30.6 inches remains over the Central Plains but begins to nudge in. Scattered showers will linger this morning over the southern half of Lake Michigan."
Lake Huron, NWS forecast issued 3:36 a.m. ET: "A ridge of high pressure passes across the central Great Lakes this morning then settles across the Ohio Valley on Sunday. This produces gusty westerly winds on Sunday as deep low pressure tracks across northern Ontario."
Lake Erie, NWS forecast issued 3:36 a.m. ET: "High pressure 30.50 inches will build into the region today, weakening slightly to 30.30 inches by mid to late next week."
Lake Ontario, NWS forecast issued 4:01 a.m. ET: "A 29.1 inch low over the Canadian Maritimes today will move northeast and into the North Atlantic by this evening. A 30.5 inch high will then build into the Ohio Valley tonight, expanding into the Mid Atlantic and New England Sunday through Monday while gradually weakening to 30.3 inches."