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Marine Forecast
Expires:201711230430;;807070
FZUS63 KLOT 222000
GLFLM 

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Chicago/Romeoville IL
200 PM CST Wed Nov 22 2017

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...High pressure of 30.4 inches stretching from the 
Western Great Lakes to the Southern Plains will reach the western 
Atlantic by Friday afternoon. Meanwhile, strong low pressure of 
29.0 inches will reach Alberta, Canada by Thursday evening, then 
track east to James Bay by Friday evening. A cold front trailing 
from this low will move across the lake Friday night with a 30.1 
inch ridge of high pressure building east in the wake of this cold
front. The high will move across the western Great Lakes over the
weekend with a 29.2 inch low forecast to develop over the 
Northern Plains Sunday night. 

LMZ080-669-671-673-675-777-779-870-872-874-876-878-230430-
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-
200 PM CST Wed Nov 22 2017

SHEBOYGAN WI TO PENTWATER MI SOUTH...

Gale Watch -  IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
EVENING...


Tonight - West winds 10 to 15 kt becoming southwest winds 10 to 20 kt this evening, then increasing to 15 to 25 kt overnight. Waves 1 to 3 ft building to 3 to 5 ft. .THURSDAY...Southwest winds 15 to 25 kt becoming west 10 to 20 kt. Waves 4 to 6 ft occasionally to 8 ft subsiding to 3 to 5 ft. .THURSDAY NIGHT...West winds 10 to 20 kt becoming southwest late in the evening...then increasing to 15 to 25 kt after midnight increasing to 30 kt late. Waves 2 to 4 ft building to 4 to 6 ft occasionally to 8 ft. .FRIDAY...Southwest gales to 40 kt. Waves 7 to 10 ft occasionally to 13 ft building to 8 to 11 ft occasionally to 14 ft. .FRIDAY NIGHT...West gales to 35 kt becoming northwest to 30 kt. Waves 7 to 10 ft occasionally to 13 ft subsiding to 5 to 8 ft occasionally to 10 ft. .SATURDAY...Northwest winds to 30 kt. Waves 5 to 8 ft occasionally to 10 ft. .SATURDAY NIGHT...Northwest winds to 30 kt diminishing to 15 to 25 kt. Waves 4 to 7 ft occasionally to 9 ft subsiding to 4 to 6 ft occasionally to 8 ft. .SUNDAY...Northwest winds 10 to 20 kt becoming southwest. Waves 2 to 4 ft subsiding to 1 to 3 ft. .MONDAY...Southwest winds to 30 kt becoming south. Waves 5 to 8 ft occasionally to 10 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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