Marine Weather for LH 441

Active Advisory: (US Severe Weather)
Forecast as of 4:00 am EDT on September 20, 2014
Small Craft Advisory in effect through this evening
Port Austin To Harbor Beach Mi-
Today
Southwest winds 20 to 25 knots. Partly cloudy early... becoming mostly cloudy. A chance of light showers and a slight chance of thunderstorms through early afternoon...then showers likely and a chance of thunderstorms by mid afternoon. Waves 3 to 5 feet. Waves occasionally around 7 feet.
Tonight
Southwest winds 15 to 20 knots...diminishing to 10 to 15 knots late. Mostly cloudy. Showers likely and a chance of thunderstorms early in the evening...then a chance of showers by midnight. Waves 2 to 4 feet...subsiding to 1 to 3 feet after midnight.
Sunday
Southwest winds 5 to 10 knots...veering to the west by late morning...then becoming northwest 10 to 15 knots by early afternoon...becoming north 15 to 20 knots late. Mostly cloudy. A chance of showers early...then showers likely and a chance of thunderstorms by late morning. Waves 1 to 3 feet.
Sunday Night
North winds 20 to 25 knots...diminishing to 15 to 20 knots by midnight. Gusts to 30 knots. Mostly cloudy with showers likely through midnight...then partly cloudy after midnight. Waves 2 to 4 feet. A Small Craft Advisory may be needed. See Lake Huron Open Lakes forecast for days 3 through 5.
Small Craft Advisory
Statement as of 4:09 AM EDT on September 20, 2014

...Small Craft Advisory remains in effect until 8 PM EDT this evening...

* wind and waves: during the Small Craft Advisory...expect sustained winds up to 25 knots from the southwest with gusts up to 30 knots. The largest expected significant waves will be 5 feet with a potential maximum wave height of 7 feet.

* Timing: the maximum winds are expected around 10 am EDT with the largest waves expected noon.

Refer to the latest marine forecasts for greater detail.

Precautionary/preparedness actions...

A Small Craft Advisory means that wind speeds of 21 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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Surf City NC to South Santee River SC out 20 nm

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Marine & Boating Location Search

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Coastal Water Temperatures

Place Temperature
Harbor Beach, MI 59.0 °F

Open Sea Buoy Information

Place ID Sea Temp Wave Height
S HURON 43NM East of Oscoda, MI 45008 58 °F 4.27 ft
Southern Lake Huron 45149
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3.28 ft
N HURON 37NM Northeast of Alpena, MI 45003 52 °F 5.91 ft
Port Stanley 45132 67 °F 4.27 ft
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C-MAN Station Information

Place ID Water Temp Wave Height
Lake St Clair, MI
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