Marine Weather for LM 847

Active Advisory: (US Severe Weather)
Forecast as of 11:05 am EST on December 12, 2019
Small Craft Advisory in effect through Friday morning
Grand Haven To Whitehall Mi-
Rest Of Today
South winds to 30 knots increasing to gales to 35 knots late in the day. Cloudy with a chance of rain showers. Waves 6 to 9 feet building to 8 to 12 feet late in the day.
Tonight
Southwest winds to 30 knots decreasing to 10 to 20 knots toward daybreak. Cloudy with a chance of rain showers. Waves 7 to 11 feet subsiding to 5 to 7 feet toward daybreak.
Friday
West winds around 10 knots backing southeast late in the day. Cloudy. Waves 3 to 5 feet subsiding to 1 to 2 feet late in the day.
Friday Night
South winds around 10 knots veering west after midnight. Cloudy with a chance of rain showers. Waves 1 to 2 feet.
Saturday
Northwest winds 10 to 20 knots. Cloudy with a chance of rain showers. Waves 1 to 3 feet.
Sunday
Northwest winds to 30 knots decreasing to 15 to 20 knots late in the day. Mostly cloudy. Waves 5 to 7 feet.
Monday
West winds 10 to 15 knots. Mostly cloudy with a chance of snow showers. Waves 1 to 3 feet.

Watches & Warnings

Small Craft Advisory
Issued: 12:05 PM EST Dec. 12, 2019 – National Weather Service

... Small Craft Advisory remains in effect until 7 am EST Friday...

* what... southwest winds 20 to 30 knots, with gusts at times to 35
knots. Waves 6 to 10 feet north of Holland and 4 to 6 feet south
of Holland.

* Where... St Joseph to Manistee.

* When... until 7 am EST Friday.

* Impacts... conditions will be hazardous to small craft.

* Additional details... the strongest winds and highest waves will
occur north of Holland. Waves may reach 10 feet up towards big
and little Sable points where winds will near gale force.

Precautionary/preparedness actions...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.



Duke


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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
Grand Haven Michigan 45011
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SOUTH MICHIGAN 43NM East Southeast of Milwaukee, WI 45007
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Click the Station ID for daily observations and history.

C-MAN Station Information

Place ID Water Temp Wave Height
Sheboygan, WI SGNW3
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