Marine Weather for LM 643

Active Advisory: (US Severe Weather)
Forecast as of 9:17 am CDT on March 23, 2017
Small Craft Advisory in effect through late tonight
Sheboygan To Port Washington Wi-
Port Washington To North Point Light Wi-
Rest Of Today
South wind 15 to 20 knots. Gusts up to 30 knots. Isolated sprinkles and flurries late in the morning. Waves 3 to 5 feet building to 4 to 6 feet in the afternoon.
Tonight
South wind 15 to 20 knots becoming 10 to 15 knots early in the morning. Gusts up to 25 knots. Chance of showers and slight chance of thunderstorms through around midnight, then slight chance of rain after midnight. Waves 4 to 6 feet subsiding to 3 to 5 feet late in the evening, then subsiding to 3 to 4 feet after midnight.
Friday
South wind 10 to 15 knots veering southwest 5 to 15 knots late in the morning, then veering west early in the afternoon veering north 10 to 15 knots late in the afternoon. Chance of rain. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning and early afternoon, then building to 2 to 4 feet late in the afternoon.
Friday Night
Northeast wind 10 to 15 knots rising to 15 to 20 knots in the late evening and overnight. Rain. Waves 3 to 4 feet.

Watches & Warnings

Small Craft Advisory
Issued: 8:43 AM CDT Mar. 23, 2017 – National Weather Service

... Small Craft Advisory remains in effect until 1 am CDT Friday...

* winds: south to southeast winds 15 to 20 knots with gusts up
to 25 knots.

* Waves: 2 to 4 feet building to 4 to 7 feet by the afternoon.

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

Marine Weather Links

Waters within five nautical miles of shore

Waters within five nautical miles of shore on lakes Huron... Michigan and Superior

Waters within five nautical miles of shore on Lake Michigan

Waters within five nautical miles of shore on Lake Michigan

Waters beyond 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

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

Waters within five nautical miles of shore

Waters beyond five nautical miles of shore on Lake Ontario

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Marine & Boating Location Search

Enter a coastal zip code for marine weather.

Coastal Water Temperatures

Place Temperature
No Stations Reporting

Open Sea Buoy Information

Place ID Sea Temp Wave Height
SOUTH MICHIGAN 43NM East Southeast of Milwaukee, WI 45007
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Grand Haven Michigan 45011
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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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