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fzus63 klot 240241
glflm 
814 

open lake forecast for lake michigan
national weather service chicago/romeoville il
841 pm cst mon jan 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 height of the highest 1/3 of the waves...along
with the average height of the highest 10 percent of the waves
which will occasionally be encountered.

.synopsis...low pressure of 29.2 inches just off the mid atlantic
coast will move northeast along the new england coast through
wednesday morning. a weak ridge of high pressure averaging 29.9
inches will build across the middle and upper mississippi valley
tonight and then continue east across lake michigan tuesday. low
pressure of 29.4 inches will drop out of the central rockies late
tonight and track across southern wisconsin early wednesday and
then proceed northeast across central lake michigan through
wednesday. the low is expected to lift northeast to lake huron
wednesday night.

lmz261-362-364-366-563-565-567-868-240900-
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-
841 pm cst mon jan 23 2017

sheboygan wi to pentwater mi north...

...dense fog advisory in effect until 9 am cst tuesday...

.rest of tonight...north winds 10 to 15 kt becoming northwest. 
widespread dense fog. showers likely. chance of snow showers
overnight. waves 1 to 3 ft.
.tuesday...northwest winds 10 to 15 kt becoming north. widespread
fog in the morning. slight chance of rain and snow in the
morning. waves 1 to 3 ft.
.tuesday night...northeast winds 5 to 10 kt becoming east late in
the evening...then increasing to 10 to 20 kt after midnight.
chance of rain and snow in the evening...then snow and rain
overnight. waves building to 2 to 4 ft.
.wednesday...east winds 10 to 20 kt becoming north. rain and snow
in the morning...then rain likely with a chance of snow in the
afternoon. waves 2 to 4 ft. 
.wednesday night...northwest winds 15 to 25 kt increasing to 30
kt. chance of snow and rain in the evening...then chance of snow
overnight. waves 4 to 6 ft occasionally to 8 ft.
.thursday...northwest winds 15 to 25 kt. chance of snow showers.
waves 4 to 6 ft occasionally to 8 ft.
.thursday night...northwest winds 15 to 25 kt diminishing to 10
to 20 kt. chance of snow showers. waves 3 to 5 ft occasionally to
7 ft.
.friday...northwest winds 10 to 20 kt becoming west. chance of
snow showers. waves 3 to 5 ft occasionally to 7 ft.
.saturday...northwest winds 10 to 20 kt. chance of snow showers.
waves 3 to 5 ft occasionally to 7 ft.

$$
fzus63 klot 240241
glflm 

lmz080-669-671-673-675-777-779-870-872-874-876-878-240900-
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-
841 pm cst mon jan 23 2017

sheboygan wi to pentwater mi south...

.rest of tonight...north winds 10 to 20 kt becoming northwest.
areas of fog. waves 2 to 4 ft. 
.tuesday...northwest winds 10 to 15 kt diminishing to 5 to 10 kt
early in the afternoon...then backing to southeast late. areas of
fog in the morning. waves subsiding to 1 to 2 ft.
.tuesday night...east winds 10 to 20 kt becoming southeast 15 to
25 kt late in the evening...then increasing to 30 kt. chance of
rain and snow in the evening...then rain and snow overnight. waves
1 to 2 ft building to 3 to 5 ft occasionally to 7 ft.
.wednesday...south winds to 30 kt becoming west. rain likely. 
waves 3 to 5 ft occasionally to 7 ft.
.wednesday night...northwest winds to 30 kt. chance of rain and
snow in the evening...then chance of snow overnight. waves 4 to
7 ft occasionally to 9 ft. 
.thursday...northwest winds to 30 kt becoming west 15 to 25 kt.
chance of snow showers. waves 4 to 7 ft occasionally to 9 ft. 
.thursday night...west winds 15 to 25 kt becoming northwest.
chance of snow showers. waves 4 to 7 ft occasionally to 9 ft.
.friday...west winds 15 to 25 kt. chance of snow showers. waves 
4 to 6 ft occasionally to 8 ft.
.saturday...northwest winds 10 to 20 kt increasing to 15 to 25
kt. chance of snow showers. waves 4 to 6 ft occasionally to 8 ft.

$$

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