Marine Weather for LS 140

Forecast as of 4:22 PM CDT on July 16, 2019
Grand Portage To Grand Marais Mn-
Grand Marais To Taconite Harbor Mn-
Tonight
West wind 10 to 15 knots easing to 5 to 10 knots late in the evening, then becoming northeast 10 to 15 knots after midnight. Patchy fog in the late evening and overnight. Waves 2 feet or less.
Wednesday
Northeast wind 15 to 20 knots. Patchy fog in the morning. Slight chance of rain showers in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet in the afternoon.
Wednesday Night
Northeast wind 15 to 20 knots becoming southeast 5 to 10 knots early in the morning. Showers and thunderstorms. Waves 2 to 4 feet subsiding to 1 to 3 feet early in the morning. A Small Craft Advisory may be needed.
Thursday
Southwest wind 5 to 10 knots. Gusts up to 20 knots late in the afternoon. Chance of rain showers in the morning. Waves 2 feet or less.

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

Enter a coastal zip code for marine weather.

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 49 °F 0.98 ft
Portage Canal 45023 62 °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
-
-
Devils Island, WI DISW3
-
-
Passage Island, MI PILM4
-
-