Marine Weather for LS 140

Forecast as of 3:57 PM CST on December 5, 2019
Grand Portage To Grand Marais Mn-
Grand Marais To Taconite Harbor Mn-
Tonight
Northwest wind 5 knots rising to 15 to 20 knots in the late evening and overnight. Slight chance of snow showers early in the evening. Waves 2 feet or less.
Friday
West wind 10 to 15 knots. Sunny in the morning then becoming partly sunny. Waves 2 feet or less.
Friday Night
West wind 10 to 15 knots. Chance of snow showers. Waves 1 to 3 feet building to 2 to 4 feet after midnight.
Saturday
Southwest wind 10 to 15 knots. Slight chance of snow showers in the afternoon. Waves 1 to 3 feet.

Watches & Warnings

There are currently no watches in effect.

Marine Weather

Marine Weather Links

Waters within five nautical miles of shore on Lake Superior

Waters within five nautical miles of shore

Waters beyond five nautical miles of shore on Lake Superior

Waters within five nautical miles of shore on lakes Huron... Michigan and Superior

Waters beyond five nautical miles of shore on Lake Michigan

Lake Huron forecast beyond five nautical miles from shore

Marine & Boating Location Search

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Coastal Water Temperatures

Place Temperature
No Stations Reporting

Open Sea Buoy Information

Place ID Sea Temp Wave Height
WEST SUPERIOR 30NM NE of Outer Island, WI 45006 36 °F
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Portage Canal 45023 40 °F 0.66 ft
Click the Station ID for daily observations and history.

C-MAN Station Information

Place ID Water Temp Wave Height
Rock of Ages, MI ROAM4
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Devils Island, WI DISW3
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Passage Island, MI PILM4
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