Marine Weather for LH 421

Active Advisory: (US Severe Weather)
Forecast as of 3:58 am EDT on July 30, 2015
Small Craft Advisory in effect from 11 am EDT this morning through this evening
Outer Saginaw Bay Sw Of Alabaster To Port Austin Mi To Inner
Saginaw Bay-
Today
West winds 15 to 20 knots with gusts to 25 knots. Sunny. Waves 2 to 4 feet.
Tonight
West winds 15 to 20 knots...diminishing to 10 to 15 knots by midnight...then increasing to 15 to 20 knots late. Clear. Waves 2 to 4 feet...subsiding to 1 to 3 feet by midnight.
Friday
West winds 15 to 20 knots...becoming north 10 to 15 knots late. Mostly sunny through early afternoon...then partly cloudy with a chance of showers and thunderstorms by mid afternoon. Waves 1 to 3 feet.
Friday Night
Northwest winds 10 to 15 knots...becoming west 5 to 10 knots after midnight...then increasing to 10 to 15 knots late. Mostly clear. A chance of showers and thunderstorms through midnight. Waves 2 feet or less. See Lake Huron Open Lakes forecast for days 3 through 5.
Small Craft Advisory
Statement as of 4:10 AM EDT on July 30, 2015

... Small Craft Advisory remains in effect from 11 am this morning
to 8 PM EDT this evening...

* wind and waves: during the Small Craft Advisory... expect
sustained winds up to 19 knots from the west with gusts up to
26 knots. The largest expected significant waves will be 3
feet with a potential maximum wave height of 4 feet.

* Timing: the maximum winds are expected around 2 PM Thursday
with the largest waves expected around 5 PM Thursday.

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

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Waters within five nautical miles of shore

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 64.9 °F

Open Sea Buoy Information

Place ID Sea Temp Wave Height
S HURON 43NM East of Oscoda, MI 45008 66 °F 1.97 ft
Southern Lake Huron 45149
-
2.30 ft
N HURON 37NM Northeast of Alpena, MI 45003 65 °F 1.31 ft
Little Traverse Bay, MI 45022 69 °F 4.27 ft
Click the Station ID for daily observations and history.

C-MAN Station Information

Place ID Water Temp Wave Height
Lake St Clair, MI
-
-