Coastal Waters Forecast for Duluth MN to Port Wing WI (LSZ145) (Text-Only)
NWS Forecast for: Duluth MN to Port Wing WI (LSZ145)
Issued by: National Weather Service Duluth, MN
Last Update: 413 PM CST Thu Jan 29 2026
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Tonight: North wind 15 to 20 knots. Gusts up to 25 knots after midnight. Chance of snow. Waves 1 to 3 feet building to 2 to 4 feet in the late evening and overnight.

Friday: North wind 10 to 15 knots. Gusts up to 20 knots early in the morning. Chance of flurries in the morning. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning and afternoon.

Friday Night: Northwest wind 5 to 10 knots with gusts to around 20 knots becoming west early in the morning. Partly cloudy. Waves 1 to 2 feet.

Saturday: Southwest wind 5 to 10 knots. Sunny. Waves 1 foot or less.

note...wave height forecasts are for ice free areas.







Zone Forecast: Duluth MN to Port Wing WI (LSZ145)

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