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: 1000 PM EDT Tue Apr 7 2026


Rest Of Tonight: Southeast winds 10 to 20 knots becoming south 15 to 25 knots after midnight. A chance of snow showers, possibly mixed with rain after midnight. Waves calm to 2 feet building to 3 to 5 feet occasionally to 7 feet.

Wednesday: Southeast winds 15 to 25 knots diminishing to 10 to 20 knots in the afternoon, then veering southwest late. A chance of rain showers, possibly mixed with snow through early afternoon, then rain showers by mid afternoon. Waves subsiding to 1 to 3 feet.

Wednesday Night: Southwest winds 10 to 20 knots becoming west 15 to 25 knots after midnight, then increasing to 20 to 30 knots late. A slight chance of rain showers through midnight. Waves subsiding to calm to 2 feet, then building to 4 to 7 feet occasionally to 9 feet.

Thursday: West winds 15 to 25 knots diminishing to 10 to 20 knots by mid afternoon. Waves subsiding to calm to 2 feet.

Thursday Night: West winds 5 to 15 knots veering northwest after midnight. Waves calm to 2 feet.

Friday: West winds 5 to 15 knots backing southwest by mid afternoon. Waves calm to 2 feet.

Friday Night: Southwest winds 5 to 15 knots veering west after midnight. Waves calm to 2 feet.

Saturday: East winds 5 to 15 knots becoming southeast 10 to 20 knots. Rain showers. Waves building to 3 to 5 feet occasionally to 7 feet.

Sunday: East winds 10 to 20 knots becoming south 15 to 25 knots. Rain showers. Waves subsiding to 1 to 3 feet, then building to 5 to 8 feet occasionally to 10 feet.







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

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