Source bulletin: Automatically assembled from dated source fields because the narrative edition was unavailable. No rejected AI draft is included. Report times and estimates are preserved; verify travel decisions with the original provider. Report a correction.
This is the September 25, 2026 source bulletin. The narrative edition did not pass its checks. These dated observations are assembled directly from source fields. Vessel positions may have changed since the listed report time; ETAs are estimates, not confirmed arrivals or lock transits.
FEDERAL ST LAURENT. Report: 9-25-2026 02:12 (source time). Reported location: Downbound Keweenaw. Reported direction: Downbound. Estimated arrival: 9-25-2026 14:00 (source time; unconfirmed).
ALGOMA CONVEYOR. Report: 9-25-2026 02:45 (source time). Reported location: Detour. Reported direction: Upbound. Estimated arrival: 9-25-2026 06:04 (source time; unconfirmed).
INDIANA HARBOR. Report: 9-25-2026 03:55 (source time). Reported location: Grassy Island. Reported direction: Upbound. Estimated arrival: 9-25-2026 11:13 (source time; unconfirmed).
ALGOMA ENDEAVOUR. Report: 9-25-2026 03:40 (source time). Reported location: Detroit River Light. Reported direction: Upbound. Estimated arrival: 9-25-2026 10:45 (source time; unconfirmed).
RONNIE. Report: 9-25-2026 04:51 (source time). Reported location: Harbor Beach. Reported direction: Downbound. Estimated arrival: 9-25-2026 12:04 (source time; unconfirmed).
POLSTEAM PILE. Report: 9-25-2026 04:28 (source time). Reported location: South East Shoal. Reported direction: Upbound. Estimated arrival: 9-25-2026 09:58 (source time; unconfirmed).
SPRUCEGLEN. Report: 9-25-2026 01:17 (source time). Reported location: Port Weller. Reported direction: Outbound. Estimated arrival: 9-25-2026 01:17 (source time; unconfirmed).
FEDERAL BARENTS. Report: 9-24-2026 19:39 (source time). Reported location: Port Weller. Reported direction: Outbound. Estimated arrival: 9-24-2026 19:39 (source time; unconfirmed).
PRESQUE ISLE. Report: 9-25-2026 04:40 (source time). Reported location: Straits of Mackinac. Reported direction: Westbound. Estimated arrival: 9-25-2026 04:40 (source time; unconfirmed).
Unknown. Report: 9-25-2026 01:26 (source time). Reported location: Straits of Mackinac. Reported direction: Westbound. Estimated arrival: 9-25-2026 01:26 (source time; unconfirmed).
PAUL R TREGURTHA. Report: 9-25-2026 01:10 (source time). Reported location: Duluth Piers. Reported direction: Inbound. Estimated arrival: 9-25-2026 01:10 (source time; unconfirmed).
ALGOMA INNOVATOR. Report: 9-24-2026 23:00 (source time). Reported location: Superior Entry. Reported direction: Outbound. Estimated arrival: 9-24-2026 23:00 (source time; unconfirmed).
No dated vessel reports from today or yesterday were returned. This does not establish that the waterway is empty.
Sault Ste. Marie, Lake Superior: 1.306 ft above local Low Water Datum. NOAA station 9076027; observed 2026-09-24 23:54 local standard time.
Chicago, Lake Michigan: 1.972 ft above local Low Water Datum. NOAA station 9087031; observed 2026-09-24 23:54 local standard time.
Cleveland, Lake Erie: 2.74 ft above local Low Water Datum. NOAA station 9063053; observed 2026-09-24 23:54 local standard time.
Rochester, NY, Lake Ontario: 2.51 ft above local Low Water Datum. NOAA station 9052030; observed 2026-09-24 23:54 local standard time.
Station levels do not establish channel depth, vessel clearance or cargo capacity.
Lake Superior, NWS issued 2026-09-25T08:01:00+00:00. Source excerpt: A 30.4 inch high centered over Quebec will weaken to 30.3 inches today over the Great Lakes basin as a 29.4 inch low develops over the northern Rockies. On Saturday the high begins shifting northeast toward northern Quebec while the low deepens and moves north through the Canadian Prairies. Sunday through Monday, the high shifts east to the Canadia
Lake Michigan, NWS issued 2026-09-25T08:10:00+00:00. Source excerpt: High pressure around 30.4 inches will linger over southern Ontario Canada and the Great Lakes through today and into the weekend, gradually weakening to 30.1 inches. Light to moderate east to southeast winds have taken over early this morning and should persist until the mid-afternoon when winds briefly become light and variable. Northeast winds th
Lake Huron, NWS issued 2026-09-25T08:01:00+00:00. Source excerpt: A strong high pressure system, 30.30 inches, expands from Quebec/Ontario into Michigan bringing an extended period of light winds and dry weather that will last through early next week.
Lake Erie, NWS issued 2026-09-25T07:45:00+00:00. Source excerpt: High pressure 30.40 inches will maintain influence over Lake Erie through Monday before weakening to 30.10 inches as it drifts east late Monday into Tuesday.
Lake Ontario, NWS issued 2026-09-25T08:02:00+00:00. Source excerpt: An expansive 30.3 inch high will remain centered across southern Quebec through Saturday before drifting to eastern Quebec and Labrador Sunday. Meanwhile, an elongated 29.6 inch low well offshore of the mid Atlantic coast today is forecast to strengthen to 29.3 inches as it moves to just off the southern New England coast Saturday night. This low w