fzus63 klot 191940
glflm 
877 

open lake forecast for lake michigan
national weather service chicago/romeoville il
240 pm cdt wed jun 19 2013

for waters beyond five nautical miles of shore on lake michigan

.synopsis...a large area of high pressure of 30.2 inches centered
over the eastern great lakes extends from southern quebec to the
lower ohio valley and from the upper mississippi valley to new
england and the mid atlantic region. the high pressure will
gradually slide to the east as a trough of low pressure averaging
29.7 inches develops over the central plains. while the high
pressure still dominates lake michigan through thursday...relatively
light winds will prevail. another low of 29.8 inches will drop
out of the northern rockies and track east to lake superior by
friday evening...strengthening the generally southerly winds over
the lake. the southerly flow will prevail over lake michigan
through early next week.

//

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.


lmz261-362-364-366-563-565-200345-
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-
240 pm cdt wed jun 19 2013

two rivers wi to manistee mi north

.tonight...south winds 10 to 15 kt. waves 1 to 2 ft. 
.thursday...south winds 10 to 15 kt. slight chance of showers in
the morning...then slight chance of showers and thunderstorms in
the afternoon. waves 1 to 2 ft building to 1 to 3 ft in the
afternoon. 
.thursday night...south winds 10 to 15 kt. slight chance of
showers and thunderstorms in the evening...then chance of showers
and thunderstorms overnight. waves 1 to 3 ft. 
.friday...south winds 15 to 25 kt. chance of showers and
thunderstorms in the morning...then showers and thunderstorms
likely in the afternoon. waves 2 to 4 ft occasionally to 6 ft. 
.friday night...south winds 10 to 20 kt. chance of showers and
thunderstorms. waves 2 to 4 ft occasionally to 6 ft. 
.saturday...south winds 10 to 15 kt. chance of showers and
thunderstorms. waves 1 to 3 ft. 
.saturday night...south winds 10 to 15 kt. chance of showers and
thunderstorms. waves 1 to 2 ft. 
.sunday...south winds 15 to 25 kt. chance of showers and
thunderstorms. waves 2 to 4 ft. 
.monday...southwest winds 15 to 25 kt. chance of showers and
thunderstorms. waves 3 to 5 ft occasionally to 8 ft.  


$$

fzus63 klot 191940
glflm 

lmz080-567-669-671-673-675-777-779-868-870-872-874-876-878-200345-
lake michigan from michigan city in to st. joseph mi 5 nm
offshore to mid lake-
lake michigan from two rivers to sheboygan wi 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 pentwater to manistee mi 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-
240 pm cdt wed jun 19 2013

two rivers wi to manistee mi south

.tonight...variable winds 5 to 10 kt becoming southeast. waves 1
to 2 ft subsiding to 1 ft or less overnight.
.thursday...southeast winds 10 to 15 kt. waves 1 to 2 ft. 
.thursday night...south winds 10 to 15 kt. slight chance of
showers and thunderstorms overnight. waves 1 to 2 ft. 
.friday...south winds 15 to 25 kt. slight chance of showers and
thunderstorms in the morning...then chance of showers and
thunderstorms in the afternoon. waves 2 to 4 ft occasionally to
6 ft. 
.friday night...south winds 15 to 25 kt. chance of showers and
thunderstorms. waves 2 to 4 ft occasionally to 6 ft. 
.saturday...south winds 10 to 15 kt. chance of showers and
thunderstorms. waves 1 to 3 ft. 
.saturday night...south winds 10 to 20 kt. chance of showers and
thunderstorms. waves 1 to 2 ft. 
.sunday...south winds 15 to 25 kt. chance of showers and
thunderstorms. waves 1 to 3 ft. 
.monday...southwest winds 15 to 25 kt. chance of showers and
thunderstorms. waves 2 to 4 ft occasionally to 6 ft.  


$$