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fzus63 kdtx 252059
glflh 

lhz363-462-260915-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
lake huron from port austin to harbor beach beyond 5nm off shore-
359 pm est sun feb 25 2018

...gale warning in effect until 10 pm est this evening...

.tonight...southwest winds to 30 knots with gusts to 40 knot
gales becoming west 15 to 20 knots. waves 6 to 9 feet. waves
occasionally around 12 feet. 
.monday...southwest winds 10 to 15 knots. waves 2 to 4 feet
subsiding to 1 to 3 feet in the afternoon. 
.monday night...south winds 5 to 10 knots becoming southwest
10 to 15 knots in the late evening and overnight. waves 1 to
3 feet building to 2 to 4 feet after midnight. 
.tuesday...southwest winds 15 to 20 knots. waves 3 to 5 feet. 
.tuesday night...southwest winds 10 to 15 knots decreasing to
5 to 10 knots after midnight. waves 2 to 4 feet subsiding to
2 feet or less in the late evening and overnight. 
.wednesday...southwest winds 5 to 10 knots veering to the
northeast. waves 1 to 3 feet building to 2 to 4 feet late in the
evening. 
.thursday...east winds 10 to 15 knots becoming northeast to
30 knots with gusts to 35 knot gales. a chance of snow showers
early in the morning. showers. snow showers until early morning.
waves 5 to 7 feet building to 8 to 12 feet. waves occasionally
around 15 feet. 
.friday...north winds 20 to 25 knots with gusts to 30 knots
decreasing to 15 to 20 knots with gusts to 30 knots. a chance of
snow showers. a chance of showers until early evening. waves 6 to
9 feet subsiding to 4 to 6 feet in the late evening and early
morning. waves occasionally around 12 feet. 


$$
fzus63 kdtx 252059
glflh 
651 

open lake forecast for lake huron
national weather service detroit/pontiac mi
359 pm est sun feb 25 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...low pressure, deepening to 29.00 inches, will track
northeast across the northern great lakes and into ontario 
today. in the wake of the low pressure system, high pressure, 
building to 30.40 inches, will gradually build across the region 
monday and tuesday.

lhz361-362-260915-
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-
359 pm est sun feb 25 2018

...gale warning in effect until 10 pm est this evening...

.tonight...southwest winds to 30 knots with gusts to 35 knot
gales becoming west 15 to 20 knots. waves 6 to 9 feet. waves
occasionally around 12 feet. 
.monday...west winds 15 to 20 knots becoming southwest 5 to
10 knots. waves 4 to 6 feet subsiding to 1 to 3 feet late in the
afternoon. waves occasionally around 8 feet. 
.monday night...south winds 5 to 10 knots becoming southwest
10 to 15 knots in the late evening and overnight. waves 1 to
3 feet building to 2 to 4 feet after midnight. 
.tuesday...southwest winds 15 to 20 knots decreasing to 10 to
15 knots in the late morning and afternoon. waves 3 to 5 feet. 
.tuesday night...southwest winds 5 to 10 knots. a chance of
showers until early morning. waves 2 to 4 feet subsiding to
2 feet or less in the late evening and overnight. 
.wednesday...northwest winds 5 to 10 knots veering to the north
late in the afternoon. waves 1 to 3 feet building to 3 to 5 feet
late in the evening. 
.thursday...east winds 10 to 15 knots becoming northeast 20 to
25 knots with gusts to 35 knot gales. a chance of snow showers. a
chance of showers in the late morning and early afternoon...then
showers likely until early morning. waves 6 to 9 feet building to
8 to 12 feet until early morning. waves occasionally around
15 feet. 
.friday...north winds 15 to 20 knots with gusts to 30 knots
decreasing to 10 to 15 knots in the late evening and early
morning. a chance of snow showers until afternoon. waves 6 to
9 feet subsiding to 4 to 6 feet in the late evening and early
morning. waves occasionally around 12 feet. 


$$
fzus63 klot 252030
glflm 
151 

open lake forecast for lake michigan
national weather service chicago/romeoville il
230 pm cst sun feb 25 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...low pressure of 29.1 inches near james bay will shift
into northern quebec monday. meanwhile, high pressure of 30.1 near
the ohio valley will move to the mid atlantic coast by tuesday. 
low pressure of 29.3 inches will move from saskatchewan tonight 
near to james bay tuesday while weakening to 29.8 inches. weak
high pressure of 30.1 inches will pass north of lake michigan
wednesday. meanwhile, low pressure of 29.7 inches will develop 
over the southern plains tuesday night and lift to northern 
indiana thursday deepening to 29.3 inches.

lmz261-362-364-366-563-565-567-868-260415-
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-
230 pm cst sun feb 25 2018

sheboygan wi to pentwater mi north...

...gale warning in effect until 9 pm cst this evening...

.tonight...southwest gales to 40 kt diminishing to west winds to 
15 to 25 kt overnight. waves 8 to 12 ft occasionally to 16 ft 
subsiding to 4 to 7 ft occasionally to 9 ft. 
.monday...southwest winds 15 to 25 kt. waves 3 to 5 ft. 
.monday night...southwest winds to 30 kt. waves 4 to 7 ft
occasionally to 9 ft. 
.tuesday...southwest winds to 30 kt. waves 4 to 7 ft occasionally
to 9 ft. 
.tuesday night...southwest winds 10 to 20 kt veering to north.
chance of rain in the evening. waves 3 to 5 ft subsiding to 2 to
4 ft overnight. 
.wednesday...north winds 10 to 20 kt. waves 1 to 3 ft. 
.wednesday night...northeast winds 15 to 25 kt. chance of rain
and snow. waves 2 to 4 ft building to 3 to 5 ft overnight. 
.thursday...northeast gales to 35 kt. rain likely with a chance
of snow. waves 4 to 7 ft occasionally to 9 ft building to 7 to
10 ft occasionally to 13 ft in the afternoon. 
.friday...north winds to 30 kt. waves 5 to 8 ft occasionally to
10 ft subsiding to 4 to 7 ft occasionally to 9 ft in the
afternoon.  

$$
fzus63 klot 252030
glflm 

lmz080-669-671-673-675-777-779-870-872-874-876-878-260415-
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-
230 pm cst sun feb 25 2018

sheboygan wi to pentwater mi south...

.tonight...southwest winds to 30 kt shifting west through the
evening, then diminishing to 10 to 20 kt late. waves 6 to 9 ft 
occasionally to 12 ft subsiding to 4 to 6 ft occasionally to 8 ft 
late. 
.monday...southwest winds 10 to 20 kt to south. waves 2 to 4 ft.
.monday night...southwest winds 15 to 25 kt. waves 3 to 5 ft. 
.tuesday...south winds 15 to 25 kt. waves 4 to 6 ft occasionally
to 8 ft. 
.tuesday night...south winds 10 to 20 kt becoming southwest.
waves 3 to 5 ft subsiding to 2 to 4 ft overnight. 
.wednesday...north winds 10 to 20 kt. waves 1 to 3 ft. 
.wednesday night...northeast winds 10 to 20 kt becoming east to
30 kt overnight. chance of rain and snow. waves 2 to 4 ft
building to 4 to 7 ft occasionally to 9 ft overnight. 
.thursday...northeast gales to 35 kt. rain. waves 8 to 11 ft 
occasionally to 14 ft. 
.friday...north winds to 30 kt. waves 7 to 10 ft occasionally to
13 ft.  

$$
fzus63 kmqt 252050
glfls 

lsz264-260500-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
350 pm est sun feb 25 2018

...gale warning in effect until 10 pm est this evening...

.late this afternoon...west gales to 45 knots. patchy blowing
snow. 
.tonight...west gales to 35 knots diminishing to 15 to 25 knots.
patchy blowing snow. 
.monday...southwest winds 10 to 20 knots backing south by mid
afternoon. 
.monday night...south winds 10 to 20 knots becoming southwest
15 to 25 knots by midnight. patchy blowing snow after midnight. 
.tuesday...west winds 15 to 25 knots diminishing to 10 to
20 knots in the afternoon. patchy blowing snow in the morning. 
.tuesday night...west winds 5 to 15 knots veering northwest after
midnight. 
.wednesday...northwest winds 5 to 15 knots backing southwest in
the afternoon. 
.wednesday night...southeast winds 5 to 15 knots becoming east
10 to 20 knots after midnight. 
.thursday...northeast winds 10 to 20 knots. 
.friday...north winds 10 to 20 knots veering northeast. 

note, waves omitted for mostly ice covered areas.

$$
fzus63 kmqt 252050
glfls 

lsz265-260500-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
350 pm est sun feb 25 2018

...gale warning in effect until 10 pm est this evening...

.late this afternoon...west gales to 35 knots. patchy blowing
snow. 
.tonight...west winds 20 to 30 knots with a few gale force gusts
to 35 knots early, diminishing to 10 to 20 knots. patchy blowing 
snow. 
.monday...southwest winds 5 to 15 knots backing south. 
.monday night...south winds 10 to 20 knots increasing to 15 to
25 knots by midnight, then becoming southwest 10 to 20 knots
late. 
.tuesday...west winds 10 to 20 knots diminishing to 5 to 15 knots
in the afternoon. 
.tuesday night...west winds 5 to 15 knots veering northwest after
midnight. 
.wednesday...northwest winds 5 to 15 knots veering east in the
afternoon. 
.wednesday night...east winds 5 to 15 knots increasing to 10 to
20 knots after midnight. 
.thursday...northeast winds 10 to 20 knots backing north. a
chance of snow showers. 
.friday...north winds 10 to 20 knots becoming northeast 5 to
15 knots. 

note, waves omitted for mostly ice covered areas.

$$
fzus63 kmqt 252050
glfls 

lsz266-260500-
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-
350 pm est sun feb 25 2018

...gale warning in effect until 1 am est monday...

.late this afternoon...west gales to 45 knots. patchy blowing
snow. waves 8 to 11 feet occasionally to 14 feet. 
.tonight...west gales to 35 knots diminishing to 20 to 30 knots
late. patchy blowing snow. waves subsiding to 4 to 7 feet
occasionally to 9 feet. 
.monday...west winds 15 to 25 knots becoming southwest 10 to
20 knots by late morning, then backing south by mid afternoon.
waves subsiding to calm to 2 feet. 
.monday night...south winds 15 to 25 knots veering southwest
late. waves building to 3 to 5 feet occasionally to 7 feet. 
.tuesday...southwest winds 15 to 25 knots becoming west 5 to
15 knots in the afternoon. waves subsiding to calm to 2 feet. 
.tuesday night...west winds 5 to 15 knots becoming northwest
10 to 20 knots after midnight. waves calm to 2 feet. 
.wednesday...northwest winds 5 to 15 knots. waves calm to 2 feet.
.wednesday night...east winds 5 to 15 knots increasing to 10 to
20 knots after midnight. waves calm to 2 feet. 
.thursday...northeast winds 15 to 25 knots backing north. waves
building to 3 to 5 feet occasionally to 7 feet, then subsiding to
2 to 4 feet. 
.friday...north winds 10 to 20 knots veering northeast. waves
subsiding to 1 to 3 feet. 

note, wave height forecasts are for ice free areas.

$$
fzus63 kmqt 252050
glfls 

lsz267-260500-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
350 pm est sun feb 25 2018

...gale warning in effect until 1 am est monday...

.late this afternoon...west gales to 40 knots. waves 8 to 11 feet
occasionally to 14 feet. 
.tonight...west gales to 35 knots diminishing to 20 to 30 knots
late. freezing spray after midnight. waves subsiding to 4 to
7 feet occasionally to 9 feet. 
.monday...west winds 15 to 25 knots becoming southwest 10 to
20 knots by late morning, then backing south by mid afternoon.
waves subsiding to calm to 2 feet. 
.monday night...south winds 15 to 25 knots veering southwest
late. waves building to 3 to 5 feet occasionally to 7 feet. 
.tuesday...southwest winds 15 to 25 knots becoming west 10 to
20 knots in the afternoon. waves subsiding to calm to 2 feet. 
.tuesday night...west winds 10 to 20 knots veering northwest
after midnight. waves calm to 2 feet. 
.wednesday...northwest winds 10 to 20 knots. waves calm to
2 feet. 
.wednesday night...northeast winds 10 to 20 knots veering east
after midnight. waves calm to 2 feet. 
.thursday...northeast winds 15 to 25 knots backing north. waves
building to 2 to 4 feet. 
.friday...north winds 10 to 20 knots veering northeast. waves
subsiding to calm to 2 feet. 

note, wave height forecasts are for ice free areas.

$$
fzus63 kmqt 252050
glfls 

lsz263-260500-
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-
350 pm est sun feb 25 2018

...gale warning in effect until 10 pm est this evening...

.late this afternoon...west gales to 40 knots. patchy blowing
snow. 
.tonight...west winds 20 to 30 knots with a few gale force gusts
to 35 knots early, diminishing to 10 to 20 knots. patchy blowing 
snow.
.monday...southwest winds 5 to 15 knots. 
.monday night...south winds 5 to 15 knots becoming southwest
10 to 20 knots by midnight. 
.tuesday...west winds 10 to 20 knots diminishing to 5 to 15 knots
in the afternoon. 
.tuesday night...west winds 5 to 15 knots veering northwest after
midnight. 
.wednesday...southwest winds less than 10 knots backing south in
the afternoon. 
.wednesday night...east winds less than 10 knots increasing to
5 to 15 knots after midnight. 
.thursday...northeast winds 5 to 15 knots backing north. 
.friday...northeast winds 5 to 15 knots veering east. 

note, waves omitted for mostly ice covered areas.

$$
fzus63 kmqt 252050
glfls 
597 

open lake forecast for lake superior
national weather service marquette mi
350 pm est sun feb 25 2018

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...low pressure of 29.1 inches will exit across james bay 
and northern quebec tonight. a high pressure ridge of 30.1 inches 
across the ohio valley tonight will expand and build across the
lower great lakes, reaching 30.4 inches late monday. meanwhile, a
29.7 inch low pressure system crossing lake winnipeg on monday
will weaken to 29.8 inches as it tracks across northern ontario
through tuesday, extending a 30.0 inch trough across lake 
superior. a weak 30.1 inch ridge then arrives over the upper 
great lakes on wednesday. on thursday, a 29.2 inch low will track 
across the southern portions of the great lakes. a 30.5 inch high 
pressure ridge builds over the upper great lakes on friday.

lsz162-260500-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
350 pm est sun feb 25 2018 /250 pm cst sun feb 25 2018/

...gale warning in effect until 10 pm est /9 pm cst/ this
evening...

.late this afternoon...west gales to 35 knots. patchy blowing
snow. isolated snow showers. 
.tonight...west winds 15 to 25 knots diminishing to 10 to
20 knots by midnight, then becoming southwest 5 to 15 knots late.
patchy blowing snow in the evening. 
.monday...southwest winds 5 to 15 knots. 
.monday night...south winds 5 to 15 knots becoming southwest
10 to 20 knots by midnight. 
.tuesday...west winds 10 to 20 knots diminishing to 5 to 15 knots
in the afternoon. 
.tuesday night...west winds less than 10 knots veering northwest
after midnight. 
.wednesday...southwest winds less than 10 knots backing south in
the afternoon. 
.wednesday night...east winds less than 10 knots becoming
northeast 5 to 15 knots after midnight. 
.thursday...northeast winds 5 to 15 knots backing north. 
.friday...east winds less than 10 knots increasing to 5 to
15 knots. 

note, waves omitted for mostly ice covered areas.

$$

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