Coastal Waters Forecast for Outer Apostle Islands Beyond 5 NM from Mainland (LSZ150) (Text-Only)
NWS Forecast for: Outer Apostle Islands Beyond 5 NM from Mainland (LSZ150)
Issued by: National Weather Service Duluth, MN
Last Update: 329 PM CDT Tue Apr 1 2025




Tonight: East wind 20 to 25 knots. Gusts up to 30 knots. Slight chance of snow late in the evening. Snow after midnight, then snow likely late in the night. Waves 2 to 4 feet building to 4 to 6 feet late in the night. Waves occasionally to 8 feet.

Wednesday: East wind up to 30 knots with gales to around 35 knots. Snow likely in the morning, then snow, rain, slight chance of thunderstorms and light sleet in the afternoon. Waves 7 to 12 feet. Waves occasionally to 15 feet.

Wednesday Night: East wind up to 30 knots with gales to around 35 knots easing to 15 to 20 knots with gusts to around 25 knots late in the evening, then becoming west with gusts to around 25 knots after midnight. Rain likely, slight chance of thunderstorms and snow in the evening, then chance of rain and snow after midnight. Waves 7 to 12 feet subsiding to 5 to 8 feet. Waves occasionally to 15 feet.

Thursday: West wind 15 to 20 knots. Gusts up to 25 knots in the morning. Mostly cloudy in the morning then becoming mostly sunny. Waves 3 to 5 feet. Waves occasionally to 7 feet. A small craft advisory may be needed.

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







Zone Forecast: Outer Apostle Islands Beyond 5 NM from Mainland (LSZ150)

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