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Marine Forecast
Expires:201802241030;;454470
FZUS63 KLOT 240209
GLFLM 

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Chicago/Romeoville IL
809 PM CST Fri Feb 23 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...Weak low pressure of 29.9 inches over Quebec will
dissipate as it shifts northeast. High pressure of 30.4 inches 
over the northern Plains will move across the northern lakes 
Saturday morning. Low pressure of 29.7 inches will develop over 
the Southern Plains tonight...deepen rapidly...then lift across 
Lake Superior Sunday at 29.0 inches. A 30.2 inch high will build 
over the Central Plains Monday and move to the upper Ohio Valley 
Tuesday.

LMZ080-669-671-673-675-777-779-870-872-874-876-878-241030-
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-
809 PM CST Fri Feb 23 2018

SHEBOYGAN WI TO PENTWATER MI SOUTH...

Gale Watch -  IN EFFECT FROM SATURDAY EVENING THROUGH LATE SUNDAY
NIGHT...

.REST OF TONIGHT...Northwest winds 10 to 20 kt veering to 
northeast. Waves 3 to 5 ft subsiding to 2 to 4 ft. 
.SATURDAY...East winds 10 to 20 kt increasing to 30 kt late in 
the afternoon. Slight chance of snow. Chance of rain in the 
afternoon. Waves 2 to 4 ft building to 3 to 5 ft.
.SATURDAY NIGHT...Southeast gales to 40 kt becoming south late 
in the evening...then southwest gales to 45 kt overnight. Rain. 
Waves 6 to 9 ft occasionally to 12 ft. 
.SUNDAY...Southwest gales to 45 kt diminishing to 30 kt in the
afternoon. Waves 8 to 12 ft occasionally to 16 ft subsiding to
8 to 11 ft occasionally to 14 ft.
.SUNDAY NIGHT...Southwest winds to 30 kt becoming west. Waves
5 to 8 ft occasionally to 10 ft subsiding to 4 to 6 ft
occasionally to 8 ft. 
.MONDAY...Southwest winds 10 to 20 kt. Waves 2 to 4 ft. 
.MONDAY NIGHT...Southwest winds 15 to 25 kt. Waves 3 to 5 ft. 
.TUESDAY...Southwest winds 10 to 15 kt becoming south 10 to 20 
kt. Waves 2 to 4 ft.
.WEDNESDAY...South winds 10 to 20 kt becoming east. Waves 1 to
3 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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