Marine Weather for LM 645

Active Advisory: (US Severe Weather)
Forecast as of 5:05 am CDT on August 21, 2018
Small Craft Advisory in effect through Wednesday afternoon
North Point Light To Wind Point Wi-
Today
Northeast wind 15 to 20 knots backing north 15 to 25 knots in the late morning and early afternoon, then becoming 15 to 20 knots late in the afternoon. Periods of showers and scattered thunderstorms in the morning, then scattered showers and isolated thunderstorms in the late morning and afternoon. Waves 3 to 5 feet building to 4 to 6 feet in the late morning and afternoon.
Tonight
North wind 15 to 20 knots becoming 15 to 25 knots after midnight, then becoming 15 to 20 knots early in the morning. Scattered showers and thunderstorms through around midnight. Waves 4 to 6 feet.
Wednesday
Northwest wind 10 to 20 knots becoming 10 to 15 knots late in the morning, then becoming northwest 10 to 15 knots in the afternoon. Sunny. Waves 3 to 5 feet subsiding to 1 to 3 feet.
Wednesday Night
Northwest wind 10 to 15 knots becoming west 5 to 10 knots in the late evening and overnight. Clear. Waves 1 to 2 feet.

Watches & Warnings

Small Craft Advisory
Issued: 2:54 AM CDT Aug. 21, 2018 – National Weather Service

... Small Craft Advisory now in effect until 1 PM CDT Wednesday...

The Small Craft Advisory is now in effect until 1 PM CDT
Wednesday.

* Winds: east to northeast wind 5 to 15 knots, backing to the
northeast and increasing to 15 to 25 knots this morning, then
backing north this afternoon.

* Waves: 3 to 4 feet increasing to 4 to 7 feet by this 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

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 75 °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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