Coastal Waters Forecast for Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM (LSZ162) (Text-Only)
NWS Forecast for: Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM (LSZ162)
Issued by: National Weather Service Duluth, MN
Last Update: 1001 AM EDT Sat Sep 5 2026


Rest Of Today: Northeast winds 10 to 20 knots. Waves calm to 2 feet.

Tonight: Northeast winds 5 to 15 knots. Waves calm to 2 feet.

Sunday: Northeast winds 5 to 15 knots veering east in the afternoon, then backing northeast late. Waves calm to 2 feet.

Sunday Night: Northeast winds 5 to 15 knots veering east after midnight. Waves calm to 2 feet.

Monday: East winds 5 to 15 knots increasing to 15 to 25 knots by mid afternoon. A chance of showers. Waves calm to 2 feet.

Monday Night: East winds 20 to 30 knots veering south after midnight. Showers and a chance of thunderstorms. Waves building to 3 to 5 feet occasionally to 7 feet.

Tuesday: South winds 20 to 30 knots becoming west gales to 35 knots. Showers likely. A chance of thunderstorms. A chance of showers. Waves building to 3 to 6 feet occasionally to 8 feet, then subsiding to 2 to 4 feet.

Wednesday: West gales to 40 knots becoming northwest gales to 35 knots. Waves building to 4 to 7 feet occasionally to 9 feet, then subsiding to calm to 2 feet.







Zone Forecast: Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM (LSZ162)

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