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Marine Forecast
Expires:201802212230;;323235
FZUS63 KLOT 211508
GLFLM 

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Chicago/Romeoville IL
908 AM CST Wed Feb 21 2018

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON Lake Michigan.

Waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.

.SYNOPSIS...Low pressure of 29.9 inches is over northern 
Quebec this morning with a cold front trailing across the eastern  
Great Lakes to the lower Mississippi Valley. The low will move to
the Canadian Maritimes today while the cold front shifts east to 
the Atlantic Coast. Meanwhile, high pressure of 30.7 inches 
centered over the Upper Missouri Valley this morning will shift 
to Lake Superior late tonight and then move to Maine late 
Thursday night. A low of 30.1 inches will move from the mid 
Mississippi Valley early Friday to the eastern Great Lakes late 
Friday. Another high of 30.3 inches will build across the Dakotas 
Friday and lift to Quebec Saturday. Low pressure of 29.7 inches 
will develop over the Central Plains Friday night and lift across 
Lake Superior Sunday at 29.1 inches.

LMZ080-669-671-673-675-777-779-870-872-874-876-878-212230-
Lake Michigan from Michigan City IN to St. Joseph MI 5 NM
offshore to Mid Lake-
Lake Michigan from Sheboygan to Port Washington WI 5 NM offshore
to Mid Lake-
Lake Michigan from Port Washington to North Point Light WI 5 NM
offshore to Mid Lake-
Lake Michigan from North Point Light to Wind Point WI 5 NM
offshore to Mid Lake-
Lake Michigan from Wind Point WI to Winthrop Harbor IL 5 NM
offshore to Mid Lake-
Lake Michigan from Winthrop Harbor to Wilmette Harbor IL 5 NM
offshore to Mid Lake-
Lake Michigan from Wilmette Harbor IL to Michigan City IN 5 NM
offshore to Mid Lake-
Lake Michigan from Whitehall to Pentwater MI 5 NM offshore to Mid
Lake-
Lake Michigan from Grand Haven to Whitehall MI 5 NM offshore to
Mid Lake-
Lake Michigan from Holland to Grand Haven MI 5 NM offshore to Mid
Lake-
Lake Michigan from South Haven to Holland MI 5 NM offshore to Mid
Lake-
Lake Michigan from St. Joseph to South Haven MI 5 NM offshore to
Mid Lake-
908 AM CST Wed Feb 21 2018

SHEBOYGAN WI TO PENTWATER MI SOUTH...


Rest of Today - Northwest winds 15 to 25 kt becoming north 10 to 20 kt. Waves 4 to 7 ft occasionally to 9 ft subsiding to 3 to 5 ft.
Tonight - Northeast winds 10 to 20 kt. Waves subsiding to 3 to 5 ft. .THURSDAY...East winds 15 to 20 kt. Waves 3 to 5 ft. .THURSDAY NIGHT...East winds 15 to 25 kt becoming southeast. Chance of rain and light freezing rain overnight. Waves 3 to 5 ft. .FRIDAY...South winds 10 to 20 kt becoming southwest 10 to 15 kt. Rain likely in the morning. Waves 3 to 5 ft subsiding to 1 to 3 ft. .FRIDAY NIGHT...West winds 10 to 15 kt veering to north. Waves 1 to 2 ft. .SATURDAY...East winds 10 to 20 kt. Chance of rain and light freezing rain. Waves 1 to 3 ft building to 2 to 4 ft. .SUNDAY...West gales to 35 kt. Chance of rain and snow. Waves 6 to 9 ft occasionally to 12 ft. $$


US Forecasts are Public Domain and derived from the
National Weather Service - (IWIN) and the National Oceanic Atmospheric Administration (NOAA)
Canadian forecasts are obtained from and are copyright of Environment Canada.

All weather information provided by MarineWaypoints.com should be used with caution.
We cannot guarantee that the data provided here is 100% accurate or up to date!


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