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fzus63 klot 231344
glflm 
774 

open lake forecast for lake michigan
national weather service chicago/romeoville il
844 am cdt fri jun 23 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...low pressure of 29.3 inches over far southern james 
bay will move east across northern quebec today. a cool front 
trailing will clear the southern tip of lake michigan this 
morning with a secondary area of low pressure of 29.7 inches over 
southern wisconsin moving east into lower michigan. a weak low 
will then drop a cool front down the lake saturday night. high 
pressure 30.3 inches will then stretch from the canadian rockies 
to the central plains by saturday and drift east to the western 
great lakes by monday. a series of low pressure systems are then 
expected to track across the upper great lakes during the middle 
and later part of next week.

lmz261-362-364-366-563-565-567-868-232115-
lake michigan from seul choix point to rock island passage 5 nm
offshore to mid lake-
lake michigan south of a line from seul choix point to the
mackinac bridge and north of a line from charlevoix mi to south
fox island 5 nm offshore-
lake michigan from charlevoix to point betsie mi 5 nm offshore to
mid lake-
lake michigan from point betsie to manistee mi 5 nm offshore to
mid lake-
lake michigan from rock island passage to sturgeon bay wi-
lake michigan from sturgeon bay to two rivers wi 5 nm offshore to
mid lake-
lake michigan from two rivers to sheboygan wi 5 nm offshore to
mid lake-
lake michigan from pentwater to manistee mi 5 nm offshore to mid
lake-
844 am cdt fri jun 23 2017

sheboygan wi to pentwater mi north...

.rest of today...west winds 10 to 15 kt becoming southwest 10 to 
20 kt. patchy fog. waves 1 to 3 ft. 
.tonight...northwest winds 10 to 20 kt becoming west. waves 1 to
3 ft. 
.saturday...west winds 10 to 20 kt. chance of showers in the
afternoon. waves 1 to 3 ft. 
.saturday night...northwest winds 15 to 25 kt. chance of showers.
waves 2 to 4 ft. 
.sunday...northwest winds 10 to 20 kt becoming west. chance of
showers in the afternoon. waves 1 to 3 ft. 
.sunday night...northwest winds 10 to 20 kt becoming north.
chance of showers. waves 1 to 3 ft building to 2 to 4 ft. 
.monday...northwest winds 10 to 20 kt. waves 2 to 4 ft subsiding
to 1 to 3 ft. 
.tuesday...west winds 10 to 20 kt becoming southwest 15 to 25 kt.
waves 1 to 3 ft.  

$$
fzus63 klot 231344
glflm 

lmz080-669-671-673-675-777-779-870-872-874-876-878-232115-
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-
844 am cdt fri jun 23 2017

sheboygan wi to pentwater mi south...

.rest of today...northwest winds 10 to 20 kt becoming west.
slight chance of showers and thunderstorms this morning. waves
1 to 3 ft. 
.tonight...west winds 10 to 20 kt becoming northwest. waves 1 to
3 ft building to 3 to 5 ft. 
.saturday...northwest winds 10 to 20 kt becoming west. waves 3 to
5 ft subsiding to 1 to 3 ft. 
.saturday night...west winds 15 to 25 kt. waves 2 to 4 ft. 
.sunday...west winds 15 to 25 kt diminishing to 10 to 20 kt.
chance of showers in the afternoon. waves 2 to 4 ft. 
.sunday night...northwest winds 10 to 20 kt. chance of showers.
waves 1 to 3 ft building to 3 to 5 ft. 
.monday...northwest winds 15 to 25 kt. waves 4 to 6 ft
occasionally to 8 ft. 
.tuesday...west winds 10 to 15 kt becoming southwest 10 to 20 kt.
waves 1 to 3 ft.  

$$

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