fzus63 kdtx 200158
glflh 
567 

open lake forecast for lake huron
national weather service detroit/pontiac mi
958 pm edt tue jun 19 2018

for waters beyond five nautical miles off shore on lake huron

waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.synopsis...a frontal boundary averaging 29.90 inches will remain
stationary over the northern ohio valley tonight. high pressure, 
30.00 inches, will then build into the northern great lakes and 
hold through the end of the week.

lhz361-362-200815-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
958 pm edt tue jun 19 2018

.rest of tonight...light and variable winds. waves 2 feet or
less. 
.wednesday...light and variable winds becoming west 5 to 10 knots
in the afternoon. waves 2 feet or less. 
.wednesday night...west winds 5 to 10 knots veering to the
northeast after midnight. waves 2 feet or less. 
.thursday...northeast winds 10 to 15 knots becoming light and
variable. waves 1 to 3 feet. 
.thursday night...light and variable winds. waves 2 feet or less.
.friday...east winds 5 to 10 knots. a chance of showers and
thunderstorms after midnight. waves 2 feet or less. 
.saturday...east winds 10 to 15 knots becoming north 5 to
10 knots. a chance of showers and thunderstorms. waves 2 to
4 feet subsiding to 1 to 3 feet in the late evening and early
morning. 
.sunday...northwest winds 5 to 10 knots. waves 1 to 3 feet. 


$$

fzus63 kdtx 200158
glflh 

lhz363-462>464-200815-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
958 pm edt tue jun 19 2018

.rest of tonight...north winds 5 to 10 knots this evening
becoming light and variable. scattered showers becoming numerous
overnight. waves 2 feet or less. 
.wednesday...light and variable winds. scattered showers early in
the morning. waves 2 feet or less. 
.wednesday night...light and variable winds becoming northeast
10 to 15 knots after midnight. waves 2 feet or less. 
.thursday...northeast winds 10 to 15 knots. waves 1 to 3 feet. 
.thursday night...north winds 10 to 15 knots becoming northeast
5 to 10 knots in the late evening and overnight. waves 1 to
3 feet. 
.friday...east winds 5 to 10 knots becoming southeast 10 to
15 knots late in the evening. a chance of showers early in the
evening. a chance of thunderstorms early in the evening. rain
showers likely after midnight. waves 2 feet or less building to
2 to 4 feet late in the evening. 
.saturday...east winds 10 to 15 knots becoming north 5 to
10 knots. showers likely early in the morning. a chance of
thunderstorms. a chance of showers until early morning. waves
2 to 4 feet subsiding to 1 to 3 feet until early morning. 
.sunday...west winds 5 to 10 knots. a chance of showers early in
the morning. waves 1 to 3 feet. 


$$

fzus63 klot 200131
glflm 
043 

open lake forecast for lake michigan
national weather service chicago/romeoville il
831 pm cdt tue jun 19 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...a nearly stationary frontal boundary will remain
stretched west to east across illinois and indiana, south of the
lake, through thursday. high pressure of 30.1 inches will extend
from the far northern great plains to southeast ontario through 
the end of the week. a 29.6 inch low will form over the central 
plains wednesday and meander around the central plains and middle 
mississippi valley through friday. this low will finally move 
across the great lakes region on saturday.

lmz261-362-364-366-563-565-567-868-200930-
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-
831 pm cdt tue jun 19 2018

sheboygan wi to pentwater mi north...

.rest of tonight...northeast winds 10 to 15 kt becoming north.
patchy fog this evening. waves 1 to 3 ft. 
.wednesday...north winds 10 to 15 kt becoming northwest. waves
1 to 2 ft. 
.wednesday night...north winds 5 to 10 kt becoming northeast
10 to 15 kt overnight. waves 1 to 3 ft. 
.thursday...northeast winds 10 to 15 kt. waves 1 to 3 ft. 
.thursday night...east winds 10 to 15 kt becoming southeast.
waves 1 to 3 ft. 
.friday...east winds 10 to 15 kt becoming northeast. waves 1 to
2 ft. 
.friday night...northeast winds 10 to 15 kt. chance of showers.
waves 1 to 2 ft. 
.saturday...northeast winds 10 to 15 kt becoming north. chance of
showers. waves 1 to 3 ft. 
.sunday...north winds 10 to 20 kt. waves 1 to 3 ft.  

$$

fzus63 klot 200131
glflm 

lmz669-671-870-872-200930-
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 whitehall to pentwater mi 5 nm offshore to mid
lake-
lake michigan from grand haven to whitehall mi 5 nm offshore to
mid lake-
831 pm cdt tue jun 19 2018

sheboygan wi to pentwater mi south to north point light wi to
grand haven mi...

.rest of tonight...northeast winds 10 to 20 kt. slight chance of
showers and thunderstorms this evening. patchy fog. waves 2 to
4 ft. 
.wednesday...northeast winds 10 to 20 kt becoming north. chance
of showers and thunderstorms. waves 2 to 4 ft. 
.wednesday night...north winds 10 to 15 kt becoming northeast.
waves 1 to 3 ft. 
.thursday...northeast winds 10 to 15 kt increasing to 10 to
20 kt. waves 1 to 3 ft. 
.thursday night...northeast winds 10 to 20 kt becoming east.
chance of showers overnight. waves 2 to 4 ft. 
.friday...east winds 10 to 20 kt becoming northeast. chance of
showers. waves 2 to 4 ft. 
.friday night...northeast winds 10 to 20 kt diminishing to 10 to
15 kt. chance of showers. waves 2 to 4 ft. 
.saturday...north winds 10 to 15 kt becoming northwest. waves
1 to 3 ft. 
.sunday...northwest winds 10 to 15 kt becoming north 10 to 20 kt.
waves 1 to 3 ft.  

$$

fzus63 klot 191957
glflm 

lmz080-669-671-673-675-777-779-870-872-874-876-878-200315-
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-
257 pm cdt tue jun 19 2018

sheboygan wi to pentwater mi south...

.tonight...northeast winds 10 to 20 kt increasing to 15 to 25 kt 
late. chance of showers and thunderstorms. waves 2 to 4 ft. 
.wednesday...northeast winds 10 to 20 kt becoming north. chance
of showers and thunderstorms. waves 2 to 4 ft. 
.wednesday night...north winds 10 to 15 kt becoming northeast.
waves 1 to 3 ft. 
.thursday...northeast winds 10 to 15 kt increasing to 10 to
20 kt. waves 1 to 3 ft. 
.thursday night...northeast winds 10 to 20 kt becoming east.
chance of showers overnight. waves 2 to 4 ft. 
.friday...east winds 10 to 20 kt becoming northeast. chance of
showers. waves 2 to 4 ft. 
.friday night...northeast winds 10 to 20 kt diminishing to 10 to
15 kt. chance of showers. waves 2 to 4 ft. 
.saturday...north winds 10 to 15 kt becoming northwest. waves
1 to 3 ft. 
.sunday...northwest winds 10 to 15 kt becoming north 10 to 20 kt.
waves 1 to 3 ft.  

$$

fzus63 kmqt 200155
glfls 

lsz264-201000-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
955 pm edt tue jun 19 2018

.rest of tonight...south winds 5 to 15 knots veering southwest
after midnight. waves calm to 2 feet. 
.wednesday...west winds 5 to 15 knots veering northeast in the
afternoon. waves calm to 2 feet. 
.wednesday night...northeast winds 5 to 15 knots veering east
late. waves calm to 2 feet. 
.thursday...southeast winds 5 to 15 knots. waves calm to 2 feet. 
.thursday night...south winds 5 to 15 knots veering southwest
after midnight. waves calm to 2 feet. 
.friday...southwest winds 5 to 15 knots backing south by mid
afternoon. waves calm to 2 feet. 
.friday night...southeast winds 5 to 15 knots. waves calm to
2 feet. 
.saturday...north winds 5 to 15 knots becoming northeast 10 to
20 knots. waves building to 1 to 3 feet. 
.sunday...northeast winds 5 to 15 knots backing west. waves
subsiding to calm to 2 feet. 

$$

fzus63 kmqt 200155
glfls 

lsz265-201000-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
955 pm edt tue jun 19 2018

.rest of tonight...south winds 5 to 15 knots diminishing to less
than 10 knots after midnight, then becoming west 5 to 15 knots
late. waves calm to 2 feet. 
.wednesday...west winds 5 to 15 knots veering northeast in the
afternoon, then backing north late. waves calm to 2 feet. 
.wednesday night...north winds 5 to 15 knots veering east late.
waves calm to 2 feet. 
.thursday...east winds 5 to 15 knots. waves calm to 2 feet. 
.thursday night...southeast winds 5 to 15 knots veering south
after midnight. waves calm to 2 feet. 
.friday...south winds 5 to 15 knots becoming east 10 to 20 knots
by mid afternoon. waves calm to 2 feet. 
.friday night...southeast winds 5 to 15 knots veering south after
midnight. waves calm to 2 feet. 
.saturday...north winds 5 to 15 knots. waves building to 1 to
3 feet. 
.sunday...north winds 5 to 15 knots backing northwest. waves
subsiding to calm to 2 feet. 

$$

fzus63 kmqt 200155
glfls 

lsz266-201000-
lake superior east of a line from manitou island to marquette mi
and west of a line from grand marais mi to the us/canadian border
beyond 5nm from shore-
955 pm edt tue jun 19 2018

.rest of tonight...south winds less than 10 knots veering
southwest after midnight. waves calm to 2 feet. 
.wednesday...west winds less than 10 knots becoming north 5 to
15 knots in the afternoon. waves calm to 2 feet. 
.wednesday night...north winds 5 to 15 knots veering east late.
waves calm to 2 feet. 
.thursday...east winds 5 to 15 knots. waves calm to 2 feet. 
.thursday night...southeast winds 5 to 15 knots veering south
after midnight. waves calm to 2 feet. 
.friday...south winds 5 to 15 knots backing southeast by mid
afternoon. waves calm to 2 feet. 
.friday night...southeast winds 5 to 15 knots. waves calm to
2 feet. 
.saturday...north winds 5 to 15 knots increasing to 10 to
20 knots. waves building to 1 to 3 feet. 
.sunday...north winds 10 to 20 knots diminishing to 5 to
15 knots. waves subsiding to calm to 2 feet. 

$$

fzus63 kmqt 200155
glfls 

lsz267-201000-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
955 pm edt tue jun 19 2018

.rest of tonight...south winds less than 10 knots veering west
after midnight, then veering northwest late. waves calm to
2 feet. 
.wednesday...east winds less than 10 knots becoming northwest
5 to 15 knots in the afternoon. waves calm to 2 feet. 
.wednesday night...northwest winds 10 to 20 knots becoming
northeast 5 to 15 knots after midnight, then veering east late.
waves calm to 2 feet. 
.thursday...east winds 5 to 15 knots backing northeast by mid
afternoon. waves calm to 2 feet. 
.thursday night...southeast winds 5 to 15 knots veering south
after midnight. waves calm to 2 feet. 
.friday...southeast winds 5 to 15 knots becoming east 10 to
20 knots by mid afternoon. waves calm to 2 feet. 
.friday night...southeast winds 10 to 20 knots. waves calm to
2 feet. 
.saturday...north winds 5 to 15 knots increasing to 10 to
20 knots. waves building to 1 to 3 feet, then subsiding to calm
to 2 feet. 
.sunday...north winds 10 to 20 knots diminishing to 5 to
15 knots. waves building to 1 to 3 feet, then subsiding to calm
to 2 feet. 

$$

fzus63 kmqt 200155
glfls 

lsz263-201000-
lake superior from saxon harbor wi to upper entrance to portage
canal mi 5nm off shore to the us/canadian border including isle
royale national park-
955 pm edt tue jun 19 2018

.rest of tonight...north winds less than 10 knots becoming west
5 to 15 knots after midnight, then backing southwest late. waves
calm to 2 feet. 
.wednesday...southwest winds 5 to 15 knots veering north in the
afternoon, then veering northeast late. waves calm to 2 feet. 
.wednesday night...northeast winds 5 to 15 knots diminishing to
less than 10 knots late. waves calm to 2 feet. 
.thursday...northeast winds less than 10 knots. waves calm to
2 feet. 
.thursday night...south winds 5 to 15 knots veering southwest
after midnight. waves calm to 2 feet. 
.friday...southwest winds 5 to 15 knots diminishing to less than
10 knots by mid afternoon. waves calm to 2 feet. 
.friday night...southeast winds less than 10 knots veering south
after midnight. waves calm to 2 feet. 
.saturday...west winds less than 10 knots becoming northeast 5 to
15 knots. a chance of showers. waves calm to 2 feet. 
.sunday...northeast winds 5 to 15 knots backing west. waves
building to 1 to 3 feet, then subsiding to calm to 2 feet. 

$$

fzus63 kmqt 200155
glfls 
735 

open lake forecast for lake superior
national weather service marquette mi
955 pm edt tue jun 19 2018

for waters beyond 5 nautical miles of shore on lake superior.

waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.

.synopsis...a 30.0 inch ridge is still located near the western 
end of lake superior this evening. a 29.9 inch trough over 
northwestern ontario will move south across lake superior 
wednesday morning. a 30.0 inch ridge will return over the upper 
great lakes wednesday night and will remain nearly stationary 
until thursday night. it drifts southeastward thursday night and
will be located over lake huron friday morning. a 29.8 inch 
trough will track into the upper great lakes friday night while a 
29.7 inch low pressure system moves from illinois northeastward across
lower lake michigan early saturday morning. a 30.2 inch high 
pressure ridge builds over the upper great lakes sunday and
remains nearly stationary through monday.

lsz162-201000-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
955 pm edt tue jun 19 2018 /855 pm cdt tue jun 19 2018/

.rest of tonight...north winds less than 10 knots backing west
after midnight, then becoming southwest 5 to 15 knots late. waves
calm to 2 feet. 
.wednesday...southwest winds 5 to 15 knots backing northeast
late. waves calm to 2 feet. 
.wednesday night...northeast winds 5 to 15 knots diminishing to
less than 10 knots late. waves calm to 2 feet. 
.thursday...northeast winds less than 10 knots veering east by
mid afternoon. waves calm to 2 feet. 
.thursday night...southwest winds less than 10 knots. waves calm
to 2 feet. 
.friday...southwest winds less than 10 knots backing south by mid
afternoon. waves calm to 2 feet. 
.friday night...east winds less than 10 knots backing north after
midnight. waves calm to 2 feet. 
.saturday...northwest winds less than 10 knots becoming northeast
5 to 15 knots. a chance of showers. waves calm to 2 feet. 
.sunday...east winds 5 to 15 knots backing northeast. waves
building 1 to 3 feet, then subsiding to calm to 2 feet. 

$$