Marine Weather for LS 243

Active Advisory: (US Severe Weather)
Forecast as of 3:50 am EST on December 18, 2014
Small Craft Advisory in effect until 7 am EST this morning
Ontonagon To Upper Entrance Of Portage Canal Mi-
Upper Entrance Of Portage Canal To Eagle River Mi-
Early This Morning
Northeast winds less than 10 knots. Partly cloudy. Waves 3 to 5 feet.
Today
Northeast winds less than 10 knots. Mostly sunny. Waves subsiding to calm to 2 feet.
Tonight
Variable winds less than 10 knots. Mostly clear. Waves calm to 2 feet.
Friday
South winds less than 10 knots. Partly cloudy. Waves calm to 2 feet.
Friday Night
South winds less than 10 knots. Mostly cloudy. Waves calm to 2 feet.
Small Craft Advisory
Statement as of 2:01 AM CST on December 18, 2014

...Small Craft Advisory remains in effect until 7 am EST /6 am CST/ this morning...

A Small Craft Advisory remains in effect until 7 am EST /6 am CST/ this morning.

* Wind and waves during the small craft advisory: expect sustained winds of up to 12 knots from the northeast...with gusts up to 14 knots. The largest expected significant waves will be 5 feet with a maximum wave height of up to 8 feet possible.

* Timing: the maximum winds are expected around 4 am EST Thursday with the largest waves expected around 4 am EST Thursday.

Please see the latest marine forecasts for more detailed information.

Precautionary/preparedness actions...

A Small Craft Advisory means that wind speeds of 22 to 33 knots are expected to produce hazardous wave conditions to small craft. Inexperienced mariners...especially those operating smaller vessels should avoid navigating in these conditions.

Marine Weather Maps

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Marine Weather Map

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
MID SUPERIOR 60NM North Northeast Hancock, MI 45001
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1.97 ft
W SUPERIOR 48NM North of Ironwood, MI 45006 39 °F 6.89 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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-
Passage Island, MI PILM4
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Stannard Rock, MI STDM4
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