Marine Weather for LH 421

Active Advisory: (US Severe Weather)
Forecast as of 9:44 am EDT on July 22, 2014
Small Craft Advisory in effect from late tonight through Wednesday evening
Outer Saginaw Bay Sw Of Alabaster To Port Austin Mi To Inner Saginaw
Bay-
Rest Of Today
Southwest winds 5 to 10 knots...increasing to 10 to 15 knots by late morning. Mostly sunny. A slight chance of showers and thunderstorms late. Waves 2 feet or less.
Tonight
Southwest winds 10 to 15 knots...becoming west 15 to 20 knots after midnight...then becoming northwest 20 to 25 knots late. Partly cloudy with a chance of showers and thunderstorms through midnight...then mostly cloudy late. Waves 1 to 3 feet... building to 3 to 5 feet late. Waves occasionally around 7 feet.
Wednesday
North winds 15 to 20 knots...diminishing to 10 to 15 knots late. Mostly cloudy...becoming partly cloudy by late morning...becoming mostly sunny. Waves 4 to 6 feet...subsiding to 2 to 4 feet late. Waves occasionally around 8 feet.
Wednesday Night
North winds 10 to 15 knots. Mostly clear. Waves 1 to 3 feet. See Lake Huron Open Lakes forecast for days 3 through 5.
Small Craft Advisory
Statement as of 9:44 AM EDT on July 22, 2014

...Small Craft Advisory in effect from 5 am to 10 PM EDT Wednesday...

The National Weather Service in Detroit/Pontiac has issued a Small Craft Advisory...which is in effect from 5 am to 10 PM EDT Wednesday.

* Wind and waves: during the Small Craft Advisory...expect sustained winds up to 23 knots from the northwest with gusts up to 30 knots. The largest expected significant waves will be 6 feet with a potential maximum wave height of 8 feet.

* Timing: the maximum winds are expected around 7 am EDT Wednesday with the largest waves expected around 10 am EDT Wednesday.

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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Marine Weather Map

Marine Weather Links

Waters within five nautical miles of shore

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Waters within five nautical miles of shore on Lake Michigan

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Waters within five nautical miles of shore on Lake Michigan

Waters within five nautical miles of shore on Lake Michigan

Waters within five nautical miles of shore on Lake Michigan

Lake Huron forecast beyond five nautical miles from shore

Waters within five nautical miles of shore

Surf City NC to South Santee River SC out 20 nm

Waters within five nautical miles of shore on Lake Erie

Waters beyond five nautical miles of shore on Lake Erie

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Marine & Boating Location Search

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Coastal Water Temperatures

Place Temperature
Harbor Beach, MI 70.0 °F

Open Sea Buoy Information

Place ID Sea Temp Wave Height
S HURON 43NM East of Oscoda, MI 45008 65 °F 1.31 ft
Southern Lake Huron 45149
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0.98 ft
N HURON 37NM Northeast of Alpena, MI 45003 60 °F 1.31 ft
Little Traverse Bay, MI 45022 65 °F 1.64 ft
Click the Station ID for daily observations and history.

C-MAN Station Information

Place ID Water Temp Wave Height
Lake St Clair, MI
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