Marine Weather for LM 645

Active Advisory: (US Severe Weather)
Forecast as of 3:05 am CST on December 13, 2017
Small Craft Advisory in effect from 9 am CST this morning through Thursday morning
North Point Light To Wind Point Wi-
Early This Morning
South wind 10 to 20 knots. Cloudy with a 50 percent chance of snow. Waves 1 to 2 feet.
Today
South wind 15 to 25 knots becoming southwest 10 to 20 knots early in the afternoon, then veering north 15 to 20 knots late in the afternoon. Gusts up to 30 knots decreasing to 25 knots in the afternoon. Snow likely through the day. Slight chance of light freezing rain early in the afternoon. Waves 3 to 4 feet building to 3 to 5 feet in the late morning and afternoon.
Tonight
North wind 15 to 25 knots becoming 15 to 20 knots early in the morning. Gusts up to 30 knots. Snow likely through around midnight, then slight chance of snow after midnight. Waves 4 to 6 feet building to 5 to 7 feet.
Thursday
Northwest wind 10 to 20 knots becoming 10 to 15 knots with gusts to around 20 knots late in the morning, then becoming northwest 10 to 15 knots early in the afternoon becoming west 5 to 10 knots late in the afternoon. Scattered flurries. Waves 4 to 6 feet subsiding to 1 to 2 feet.
Thursday Night
West wind 10 to 15 knots becoming west 10 to 15 knots with gusts to around 20 knots after midnight. Scattered flurries through around midnight, then slight chance of snow after midnight. Waves around 1 foot. Wave heights are for ice free areas.

Watches & Warnings

Small Craft Advisory
Issued: 8:38 PM CST Dec. 12, 2017 – National Weather Service

... Small Craft Advisory in effect from 9 am Wednesday to 9 am CST
Thursday...
... Small Craft Advisory will expire at 9 PM CST this evening...

The National Weather Service in Milwaukee/Sullivan has issued a
Small Craft Advisory... which is in effect from 9 am Wednesday to
9 am CST Thursday. The Small Craft Advisory will expire at 9 PM
CST this evening.

* Winds: south 15 to 25 kt Wednesday morning... then becoming north
15 to 25 kt Wednesday night, with gusts to 30 kt.

* Waves: 3 to 6 feet Wednesday morning, building to 5 to 8 feet
Wednesday night.

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

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 46 °F 2.30 ft
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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