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 23, 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.
ALGOMA DISCOVERY. Report: 9-23-2026 01:38 (source time). Reported location: Downbound Keweenaw. Reported direction: Downbound. Estimated arrival: 9-23-2026 13:37 (source time; unconfirmed).
KATHY MCKEIL. Report: 9-23-2026 00:33 (source time). Reported location: Downbound Keweenaw. Reported direction: Downbound. Estimated arrival: 9-23-2026 13:02 (source time; unconfirmed).
WHITEFISH BAY. Report: 9-23-2026 04:49 (source time). Reported location: Dossin Museum / Detroit. Reported direction: Upbound. Estimated arrival: 9-23-2026 10:45 (source time; unconfirmed).
DEFIANCE. Report: 9-23-2026 04:54 (source time). Reported location: Crib Light. Reported direction: Upbound. Estimated arrival: 9-23-2026 08:33 (source time; unconfirmed).
FEDERAL BARENTS. Report: 9-23-2026 03:39 (source time). Reported location: Harbor Beach. Reported direction: Downbound. Estimated arrival: 9-23-2026 11:22 (source time; unconfirmed).
AMERICAN COURAGE. Report: 9-23-2026 04:51 (source time). Reported location: Dossin Museum / Detroit. Reported direction: Downbound. Estimated arrival: 9-23-2026 04:51 (source time; unconfirmed).
FINNBORG. Report: 9-23-2026 03:29 (source time). Reported location: Port Weller. Reported direction: Inbound. Estimated arrival: 9-23-2026 03:29 (source time; unconfirmed).
ALGOMA CONVEYOR. Report: 9-23-2026 00:49 (source time). Reported location: Port Weller. Reported direction: Inbound. Estimated arrival: 9-23-2026 00:49 (source time; unconfirmed).
HON JAMES L OBERSTAR. Report: 9-23-2026 03:45 (source time). Reported location: Straits of Mackinac. Reported direction: Westbound. Estimated arrival: 9-23-2026 03:45 (source time; unconfirmed).
BURNS HARBOR. Report: 9-23-2026 02:06 (source time). Reported location: Straits of Mackinac. Reported direction: Westbound. Estimated arrival: 9-23-2026 02:06 (source time; unconfirmed).
JOHN D LEITCH. Report: 9-22-2026 15:47 (source time). Reported location: Superior Entry. Reported direction: Outbound. Estimated arrival: 9-22-2026 15:47 (source time; unconfirmed).
PRESQUE ISLE. Report: 9-22-2026 08:23 (source time). Reported location: Duluth Piers. Reported direction: Inbound. Estimated arrival: 9-22-2026 08:23 (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: 1.263 ft above local Low Water Datum. NOAA station 9076027; observed 2026-09-22 23:54 local standard time.
Chicago, Lake Michigan: 1.909 ft above local Low Water Datum. NOAA station 9087031; observed 2026-09-22 23:54 local standard time.
Harbor Beach, MI, Lake Huron: 1.85 ft above local Low Water Datum. NOAA station 9075002; observed 2026-09-22 23:24 local standard time.
Cleveland, Lake Erie: 2.917 ft above local Low Water Datum. NOAA station 9063053; observed 2026-09-22 23:54 local standard time.
Rochester, NY, Lake Ontario: 2.539 ft above local Low Water Datum. NOAA station 9052030; observed 2026-09-22 23:54 local standard time.
Station levels do not establish channel depth, vessel clearance or cargo capacity.
Lake Superior, NWS issued 2026-09-23T07:57:00+00:00. Source excerpt: 30.6 inch high pressure currently over Quebec strengthens to 30.7 inches this morning. This keeps a 30.5 inch ridge over Lake Superior while mainly easterly surface winds persist through today. The Quebec high begins to break down Thursday morning, weakening to 30.4 inches by Thursday night as winds veer southerly. By late Friday, the high weakens
Lake Michigan, NWS issued 2026-09-23T08:11:00+00:00. Source excerpt: High pressure around 30.6 inches will largely remain in place to the northeast of the Great Lakes region today into Thursday. Gusty east to northeast winds are generally expected. Winds look to gradually diminish and turn east southeasterly Thursday night into Friday, as the high pressure system slowly retreats eastward for a time. South to southea
Lake Huron, NWS issued 2026-09-23T07:47:00+00:00. Source excerpt: High pressure, 30.70 inches, centers over Quebec today leading to modest easterly winds over the central Great Lakes. A weak low pressure system emerges over the northern portion of the Ohio Valley this morning, and could lead to some light showers for western Lake Erie. Mainly dry with calmer winds through the rest of the week, and into the weeken
Lake Erie, NWS issued 2026-09-23T07:52:00+00:00. Source excerpt: A trough averaging 30.20 inches will persist across the Ohio Valley today before moving south. High pressure of 30.40 inches will build south across the Great Lakes Thursday and influence the Great Lakes through early next week.
Lake Ontario, NWS issued 2026-09-23T08:02:00+00:00. Source excerpt: An expansive 30.6 inch high will remain centered from eastern Ontario province to southern Quebec through Saturday while gradually weakening to 30.3 inches late this week. An elongated 29.6 inch low well offshore of the mid Atlantic coast Friday is forecast to strengthen to 29.2 inches as it moves to just off the southern New England coast Saturday