Marine Weather for LS 267

Active Advisory: (US Severe Weather)
Forecast as of 10:00 PM EST on February 19, 2017
Gale Warning in effect from Monday afternoon through late Monday night
Lake Superior From Grand Marais Mi To Whitefish Point Mi 5nm Off
Shore To The Us/Canadian Border-
Rest Of Tonight
East winds 5 to 15 knots becoming southeast 10 to 20 knots after midnight. Waves calm to 2 feet building to 1 to 3 feet.
Monday
Southeast winds 15 to 25 knots increasing to gales to 35 knots in the afternoon. A chance of rain showers in the afternoon. Waves building to 5 to 8 feet.
Monday Night
Southeast gales to 40 knots becoming south gales to 35 knots after midnight. Rain showers. Waves building to 6 to 9 feet...then subsiding to 3 to 5 feet.
Tuesday
West winds 15 to 25 knots becoming southwest 10 to 20 knots in the afternoon. A slight chance of rain showers in the morning. Waves subsiding to 2 to 4 feet...then building to 3 to 5 feet.
Tuesday Night
Southwest winds 10 to 20 knots. Waves subsiding to calm to 2 feet.
Wednesday
South winds 10 to 20 knots backing southeast in the afternoon. A chance of rain showers. Waves calm to 2 feet.
Wednesday Night
North winds 10 to 20 knots increasing to 15 to 25 knots after midnight. A chance of rain and snow showers. Waves building to 1 to 3 feet.
Thursday
North winds 15 to 25 knots veering northeast. Waves building to 2 to 4 feet...then subsiding to calm to 2 feet.
Friday
East winds 20 to 30 knots increasing to gales to 35 knots. Snow. Waves building to 4 to 7 feet.

Watches & Warnings

Gale Warning
Issued: 9:59 PM EST Feb. 19, 2017 – National Weather Service

... Gale Warning remains in effect from 4 PM Monday to 1 am EST
Tuesday...

A Gale Warning remains in effect from 4 PM Monday to 1 am EST
Tuesday.

* Wind and waves during the gale warning: expect sustained winds
of up to 31 knots from the southeast... with gusts up to 42
knots. The largest expected significant waves will be 11 feet
with a maximum wave height of up to 17 feet possible.

* Timing: the maximum winds are expected around 4 PM EST Monday
with the largest waves expected around 5 PM EST Monday.

Please see the latest marine forecasts for more detailed
information.

Precautionary/preparedness actions...

A Gale Warning means winds of 34 to 47 knots are imminent or
occurring. Operating a vessel in gale conditions requires
experience and properly equipped vessels. It is highly
recommended that mariners without the proper experience seek safe
Harbor prior to the onset of gale conditions.



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Marine Weather

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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

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Coastal Water Temperatures

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Open Sea Buoy Information

Place ID Sea Temp Wave Height
Slate Island 45136 39 °F 7.55 ft
Click the Station ID for daily observations and history.

C-MAN Station Information

Place ID Water Temp Wave Height
Stannard Rock, MI STDM4
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