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: 359 PM EDT Wed Apr 2 2025




Late This Afternoon: East gales to 40 knots. Snow, possibly mixed with rain. Waves 9 to 12 feet occasionally to 15 feet building to 10 to 14 feet occasionally to 18 feet.

Tonight: East gales to 40 knots becoming west 20 to 30 knots after midnight. Rain and snow likely through midnight, then a chance of snow, possibly mixed with rain after midnight. Waves building to 11 to 15 feet occasionally to 19 feet, then subsiding to 4 to 7 feet occasionally to 9 feet.

Thursday: West winds 20 to 30 knots diminishing to 10 to 20 knots. Waves subsiding to 1 to 3 feet.

Thursday Night: West winds 10 to 20 knots diminishing to 5 to 15 knots after midnight, then veering northwest late. Waves subsiding to calm to 2 feet.

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

Friday Night: Northeast winds 5 to 15 knots becoming north 10 to 20 knots after midnight. Waves calm to 2 feet.

Saturday: Northwest winds 10 to 20 knots backing west by mid afternoon. Waves calm to 2 feet.

Saturday Night: West winds 10 to 20 knots veering northwest after midnight. Waves calm to 2 feet.

Sunday: Northwest winds 10 to 20 knots becoming north 15 to 25 knots. Waves building to 2 to 4 feet.

Monday: North winds 10 to 20 knots. Waves 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)

Visit your local NWS office at: https://www.weather.gov/dlh