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xt_Great Lakes

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fzus61 kbuf 211125
glflo 
expires:201902211615;;279012

open lake forecast for lake ontario
national weather service buffalo ny
625 am est thu feb 21 2019

for waters beyond five nautical miles of shore on lake ontario

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 29.6 inch area of low pressure just to the northwest
of the soo this morning will track across southern canada today, 
exiting over the canadian maritimes tonight. a 30.4 inch high will
then build across the great lakes region friday and friday night.
an area of low pressure near 29.7 inches saturday over the 
central plains will rapidly deepen to 28.8 inches by sunday night 
as it crosses through the central great lakes and into southern 
ontario canada. this low will then track across southern 
newfoundland monday night, while a strong area of high pressure 
builds across the eastern great lakes region tuesday.


loz062-211615-
lake ontario open waters from the niagara river to hamlin beach-
625 am est thu feb 21 2019

.today...west winds to 30 knots. waves 7 to 11 feet. waves
occasionally around 14 feet. 
.tonight...west winds to 30 knots becoming northwest and
diminishing to 15 to 20 knots. waves 6 to 10 feet subsiding to
3 to 5 feet. waves occasionally around 13 feet. 
.friday...northwest winds 5 to 15 knots becoming west. waves 2 to
4 feet subsiding to 1 foot or less. 
.friday night...west winds 10 knots or less becoming east. waves
1 foot or less. 
.saturday...east winds 15 to 20 knots becoming southeast 10 to
15 knots. rain saturday night. waves 1 to 3 feet building to 2 to
4 feet, then subsiding to 1 to 3 feet. 
.sunday...south gales to 35 knots becoming west and increasing to
45 knots. rain during the day, then rain showers likely with a
chance of snow showers sunday night. waves 5 to 8 feet building
to 17 to 22 feet, then subsiding to 16 to 21 feet. waves
occasionally around 28 feet. 
.monday...northwest gales to 40 knots diminishing to 15 to
20 knots. a chance of snow showers during the day. waves 13 to
17 feet subsiding to 3 to 6 feet. waves occasionally around
22 feet. 

$$
fzus61 kbuf 211125
glflo 
expires:201902211615;;279013

open lake forecast for lake ontario
national weather service buffalo ny
625 am est thu feb 21 2019

for waters beyond five nautical miles of shore on lake ontario

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 29.6 inch area of low pressure just to the northwest
of the soo this morning will track across southern canada today, 
exiting over the canadian maritimes tonight. a 30.4 inch high will
then build across the great lakes region friday and friday night.
an area of low pressure near 29.7 inches saturday over the 
central plains will rapidly deepen to 28.8 inches by sunday night 
as it crosses through the central great lakes and into southern 
ontario canada. this low will then track across southern 
newfoundland monday night, while a strong area of high pressure 
builds across the eastern great lakes region tuesday.


loz063>065-211615-
lake ontario open waters from hamlin beach to the saint lawrence
river-
625 am est thu feb 21 2019

.today...west winds to 30 knots. a chance of snow showers early.
waves 7 to 11 feet building to 9 to 12 feet. waves occasionally
around 15 feet. 
.tonight...west winds to 30 knots becoming northwest 15 to
25 knots. waves 9 to 12 feet subsiding to 3 to 6 feet. waves
occasionally around 15 feet. 
.friday...northwest winds 5 to 15 knots becoming west. waves 3 to
5 feet subsiding to 1 to 3 feet. 
.friday night...west winds 5 to 10 knots becoming southeast.
waves 1 foot or less. 
.saturday...southeast winds 10 to 15 knots increasing to 15 to
20 knots. rain saturday night. waves 2 feet or less building to
2 to 4 feet, then subsiding to 1 to 3 feet. 
.sunday...south winds to 30 knots becoming west and increasing to
45 knot gales. rain during the day, then rain showers likely with
a chance of snow showers sunday night. waves 3 to 6 feet building
to 18 to 23 feet. waves occasionally around 29 feet. 
.monday...west gales to 40 knots becoming northwest and
diminishing to 15 to 20 knots. a chance of snow showers. waves
16 to 21 feet subsiding to 5 to 8 feet. waves occasionally around
27 feet. 

$$
fzus61 kcle 210824
glfle 
expires:201902211515;;271338

open lake forecast for lake erie
national weather service cleveland oh
324 am est thu feb 21 2019

for waters beyond five nautical miles of shore on lake erie

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 29.60 inches over south central ontario 
will move across quebec today. high pressure 30.40 inches will 
build east across the lake tonight. the next much stronger area of
low pressure will move out of the plains saturday and deepen to 
28.90 inches as it reaches the central great lakes sunday. this 
system will pull a strong cold front across lake erie early sunday.
high pressure 30.60 inches will build east across the lake monday.


lez162>165-211515-
lake erie open waters from maumee bay to reno beach oh-
lake erie open waters from reno beach to the islands oh-
lake erie open waters from the islands to vermilion oh-
lake erie open waters from vermilion to avon point oh-
324 am est thu feb 21 2019

.today...southwest winds 15 to 20 knots becoming west 10 to
15 knots. the lake is mostly ice covered.
.tonight...west winds 10 knots or less becoming northwest. 
.friday...north winds 10 knots or less becoming east. 
.friday night...east winds around 10 knots. 
.saturday...east winds 10 to 15 knots becoming south and
increasing to 15 to 25 knots. a chance of rain during the day,
then rain showers with a chance of thunderstorms saturday night. 
.sunday...west gales to 40 knots diminishing to 30 knots. rain
showers likely during the day. 
.monday...west winds 15 to 25 knots becoming north and
diminishing to 5 to 10 knots. 

winds and waves higher in and near thunderstorms.

waves omitted due to the lake being mostly ice covered.

$$
fzus61 kcle 210824
glfle 
expires:201902211515;;271339

open lake forecast for lake erie
national weather service cleveland oh
324 am est thu feb 21 2019

for waters beyond five nautical miles of shore on lake erie

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 29.60 inches over south central ontario 
will move across quebec today. high pressure 30.40 inches will 
build east across the lake tonight. the next much stronger area of
low pressure will move out of the plains saturday and deepen to 
28.90 inches as it reaches the central great lakes sunday. this 
system will pull a strong cold front across lake erie early sunday.
high pressure 30.60 inches will build east across the lake monday.


lez061-166>169-211515-
lake erie open waters from ripley to buffalo ny-
lake erie open waters from avon point to willowick oh-
lake erie open waters from willowick to geneva-on-the-lake oh-
lake erie open waters from geneva-on-the-lake to conneaut oh-
lake erie open waters from conneaut oh to ripley ny-
324 am est thu feb 21 2019

.today...southwest winds 15 to 25 knots becoming west. a slight
chance of rain and snow showers early. the lake is mostly ice
covered.
.tonight...west winds 15 to 20 knots diminishing to 5 to
15 knots. 
.friday...northwest winds 10 knots or less becoming northeast. 
.friday night...northeast winds 5 to 10 knots becoming east. 
.saturday...east winds 5 to 15 knots becoming south and
increasing to 15 to 25 knots. a chance of rain during the day,
then rain showers with a chance of thunderstorms saturday night. 
.sunday...southwest gales to 40 knots becoming west. rain showers
with a chance of thunderstorms during the day, then a chance of
snow and rain showers sunday night. 
.monday...west winds to 30 knots becoming northwest and
diminishing to 5 to 15 knots. 

winds and waves higher in and near thunderstorms.

waves omitted due to the lake being mostly ice covered.

$$
fzus63 kdtx 210823
glflh 
expires:201902212115;;271290

open lake forecast for lake huron
national weather service detroit/pontiac mi
323 am est thu feb 21 2019

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...surface low pressure at 29.70 inches will track
rapidly eastward through quebec and into the canadian maritimes.
a ridge of surface high pressure...30.40 inches...will then build
into the great lakes for friday. a powerful winter storm of 28.90
inches lifting through northern lower michigan on sunday.


lhz361-362-212115-
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-
323 am est thu feb 21 2019

.today...west winds 15 to 20 knots. gusts to 30 knots until late
afternoon. waves 4 to 6 feet. waves occasionally around 8 feet. 
.tonight...west winds 10 to 15 knots decreasing to 5 to 10 knots
early in the morning. waves 3 to 5 feet subsiding to 1 to 3 feet
early in the morning. 
.friday...west winds 5 to 10 knots early in the morning becoming
light and variable. waves 2 feet or less. 
.friday night...south winds 5 to 10 knots. waves 2 feet or less. 
.saturday...southeast winds 10 to 15 knots becoming east 15 to
20 knots with gusts to around 30 knots late in the afternoon. a
chance of rain late in the morning. a chance of snow late in the
morning. rain and freezing rain late in the afternoon. waves 2 to
4 feet building to 5 to 7 feet. waves occasionally around
10 feet. 
.sunday...east winds 15 to 20 knots becoming south 20 to 25 knots
with gusts to 35 knot gales in the late morning and early
afternoon...then becoming west to 30 knots with brief storm force
gusts to 50 knots early in the evening increasing to 35 knot 
gales with gusts to 45 knot gales in the late evening and early 
morning. rain and snow early in the morning...then rain likely and
a chance of snow until early morning. waves 6 to 9 feet building 
to 12 to 16 feet until early morning. waves occasionally around 20
feet. a gale warning may be needed. 
.monday...west winds to 30 knots with gusts to 45 knot gales
becoming northwest 10 to 15 knots. waves 10 to 14 feet subsiding
to 6 to 9 feet until early morning. waves occasionally around
18 feet. 

wave heights are for ice free areas.

$$
fzus63 kdtx 210823
glflh 
expires:201902212115;;271291

open lake forecast for lake huron
national weather service detroit/pontiac mi
323 am est thu feb 21 2019

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...surface low pressure at 29.70 inches will track
rapidly eastward through quebec and into the canadian maritimes.
a ridge of surface high pressure...30.40 inches...will then build
into the great lakes for friday. a powerful winter storm of 28.90
inches lifting through northern lower michigan on sunday.


lhz363-462>464-212115-
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-
323 am est thu feb 21 2019

.today...southwest winds 15 to 20 knots with gusts to around
30 knots becoming west 10 to 20 knots late in the afternoon. 
waves 4 to 6 feet. waves occasionally around 8 feet. 
.tonight...west winds 10 to 15 knots decreasing to 5 to 10 knots
after midnight. waves 2 to 4 feet. 
.friday...west winds 5 to 10 knots early in the morning becoming
light and variable. waves 2 feet or less. 
.friday night...southeast winds 5 to 10 knots. waves 2 feet or
less. 
.saturday...east winds 5 to 10 knots becoming southeast 15 to
20 knots with gusts to around 30 knots. rain likely and a chance
of snow late in the morning. a chance of thunderstorms. rain
early in the evening. waves 2 to 4 feet building to 4 to 6 feet.
waves occasionally around 8 feet. 
.sunday...southeast winds 15 to 20 knots with gusts to around
30 knots becoming southwest 20 to 25 knots with gusts to 35 knot
gales in the late morning and early afternoon...then becoming
west to 30 knots with gusts to 40 knot gales until early morning.
rain and a chance of thunderstorms early in the morning...then
rain likely in the late morning and early afternoon. a chance of
rain and snow early in the evening. waves 4 to 6 feet building to
12 to 16 feet. waves occasionally around 20 feet. 
.monday...west winds 20 to 25 knots with gusts to 40 knot gales
becoming northwest 5 to 10 knots. a chance of snow after
midnight. waves 10 to 14 feet subsiding to 6 to 9 feet until
early morning. waves occasionally around 18 feet. 

wave heights are for ice free areas.

$$
fzus63 kdtx 210821
glfsc 
expires:201902212115;;271258

lake st clair forecast
national weather service detroit/pontiac mi
321 am est thu feb 21 2019

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...surface low pressure at 29.70 inches will track
rapidly eastward through quebec and into the canadian maritimes.
a ridge of surface high pressure, 30.40 inches, will then build
into the great lakes for friday. a powerful winter storm of 28.90
inches lifting through northern lower michigan on sunday.


lcz460-212115-
lake st clair-
321 am est thu feb 21 2019

.today...west winds around 15 knots with gusts of 20 to 25 knots.
partly sunny.
.tonight...west winds 5 to 10 knots until early morning becoming
light and variable. mostly clear.
.friday...light and variable winds. mostly sunny.
.friday night...light and variable winds becoming east 5 to 10 knots
after midnight. mostly clear.
.saturday...east winds 5 to 10 knots becoming southeast 10 to 15
knots in the evening. partly sunny early in the morning. light rain
likely in the afternoon. a chance of thunderstorms in the evening.
light rain in the evening.
.sunday...west winds to 30 knots with gusts to 40 knot gales. rain
and a chance of thunderstorms.  a gale warning may be needed.
.monday...northwest winds 20 to 25 knots with gusts to 30 knots.
partly cloudy.

waves omitted due to ice coverage.

$$
fzus63 kmkx 210849
glflm 
expires:201902211645;;272462

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
249 am cst thu feb 21 2019

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...

high pressure of 30.3 inches will develop in the area today,
strengthening to 30.5 inches and moving eastward across lake
michigan on friday. winds are expected to decrease today and be
light on friday as a result.

strong winds are expected to develop saturday night into sunday as
strong low pressure lifts northeast across lake michigan. 


lmz080-669-671-673-675-777-779-870-872-874-876-878-211645-
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-
249 am cst thu feb 21 2019

sheboygan wi to pentwater mi south...

.today...west winds to 30 kt diminishing to 10 to 20 kt. waves
4 to 7 ft occasionally to 9 ft subsiding to 4 to 6 ft
occasionally to 8 ft. 
.tonight...west winds 10 to 20 kt becoming northwest late in the
evening, then diminishing to 10 to 15 kt after midnight becoming
north late. waves 2 to 4 ft subsiding to 1 to 3 ft. 
.friday...northeast winds 5 to 10 kt becoming east. waves 1 to
2 ft. 
.friday night...east winds 10 to 20 kt becoming southeast. chance
of rain, light freezing rain and snow overnight. waves 2 to 4 ft.
.saturday...southeast winds 15 to 25 kt diminishing to 10 to
20 kt. rain and light freezing rain likely in the morning, then
rain in the afternoon. waves 2 to 4 ft. 
.saturday night...east winds 15 to 25 kt veering to southwest
gales to 40 kt. rain and light freezing rain. waves 3 to 5 ft
building to 7 to 10 ft occasionally to 13 ft. 
.sunday...west gales to 45 kt with a few gusts possibly
approaching storm force. chance of rain, snow and light freezing 
rain. waves 10 to 14 ft occasionally to 18 ft.
.monday...northwest winds to 30 kt diminishing to 10 to 20 kt.
freezing spray. waves 6 to 9 ft occasionally to 12 ft subsiding
to 4 to 6 ft occasionally to 8 ft.  

wave forecast is for ice free areas

$$
fzus63 kmkx 210849
glflm 
expires:201902211645;;272461

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
249 am cst thu feb 21 2019

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...

high pressure of 30.3 inches will develop in the area today,
strengthening to 30.5 inches and moving eastward across lake
michigan on friday. winds are expected to decrease today and be
light on friday as a result.

strong winds are expected to develop saturday night into sunday as
strong low pressure lifts northeast across lake michigan. 


lmz261-362-364-366-563-565-567-868-211645-
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-
249 am cst thu feb 21 2019

sheboygan wi to pentwater mi north...

.today...west winds to 30 kt diminishing to 10 to 20 kt. freezing
spray this morning. slight chance of snow this morning. waves
4 to 7 ft occasionally to 9 ft subsiding to 3 to 5 ft. 
.tonight...west winds 10 to 20 kt diminishing to 5 to 10 kt.
waves 2 to 4 ft subsiding to 1 to 3 ft. 
.friday...southwest winds 5 to 10 kt becoming south. waves 1 to
2 ft. 
.friday night...south winds 10 to 20 kt becoming southeast. waves
1 to 2 ft building to 2 to 4 ft. 
.saturday...southeast winds 10 to 20 kt becoming east. snow, rain
and light freezing rain likely in the morning, then chance of
rain, snow and light freezing rain in the afternoon. waves 2 to
4 ft. 
.saturday night...east winds 15 to 25 kt becoming northeast to
30 kt. rain and freezing rain. waves 2 to 4 ft building to 5 to
8 ft occasionally to 10 ft. 
.sunday...northwest gales to 45 kt becoming west. snow, rain with
a chance of light freezing rain. waves 8 to 11 ft occasionally to
14 ft building to 8 to 12 ft occasionally to 16 ft. 
.monday...northwest winds to 30 kt diminishing to 10 to 20 kt.
freezing spray. waves 4 to 7 ft occasionally to 9 ft subsiding to
3 to 5 ft.  

wave forecast is for ice free areas

$$
fzus63 kmqt 210912
glfls 
expires:201902211715;;273599

open lake forecast for lake superior
national weather service marquette mi
412 am est thu feb 21 2019

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 29.6 inch low pressure will track across southern
quebec through this afternoon. a 30.3 inch high pressure then 
builds in from the west and southwest beginning this afternoon 
and remains over the great lakes through friday evening. on 
saturday, a 29.7 inch low will organize in the central plains and 
strengthen over the upper mississippi valley to 29.2 inches on  
saturday evening. expect the low to track northeast and deepen 
further to 28.8 inches over northern lake michigan and eastern 
upper michigan by sunday afternoon. the low will exit across 
southern quebec at 28.7 inches on sunday evening. a 30.4 inch 
ridge follows over the upper great lakes on monday. 


lsz264-211715-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
412 am est thu feb 21 2019

.early this morning...north winds 5 to 15 knots. scattered snow
showers. 
.today...northwest winds 10 to 20 knots backing west by mid
afternoon. scattered snow showers. 
.tonight...southwest winds 10 to 20 knots. isolated snow showers
in the evening. 
.friday...southwest winds 10 to 20 knots diminishing to 5 to
15 knots by mid afternoon. a chance of snow showers in the
afternoon. 
.friday night...south winds 5 to 15 knots backing southeast after
midnight. a chance of snow showers in the evening, then snow
showers likely after midnight. 
.saturday...southeast winds 10 to 20 knots. snow showers likely
in the morning, then a chance of snow showers in the afternoon. 
.saturday night...east winds 10 to 20 knots becoming northeast
15 to 25 knots after midnight. a chance of snow showers in the
evening, then snow showers likely after midnight. 
.sunday...northwest gales to 35 knots. areas of blowing snow.
snow showers likely. 
.monday...northwest winds 15 to 25 knots becoming west 10 to
20 knots. patchy blowing snow. a chance of snow showers. 

note, waves omitted for mostly ice covered areas.

$$
fzus63 kmqt 210912
glfls 
expires:201902211715;;273600

open lake forecast for lake superior
national weather service marquette mi
412 am est thu feb 21 2019

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 29.6 inch low pressure will track across southern
quebec through this afternoon. a 30.3 inch high pressure then 
builds in from the west and southwest beginning this afternoon 
and remains over the great lakes through friday evening. on 
saturday, a 29.7 inch low will organize in the central plains and 
strengthen over the upper mississippi valley to 29.2 inches on  
saturday evening. expect the low to track northeast and deepen 
further to 28.8 inches over northern lake michigan and eastern 
upper michigan by sunday afternoon. the low will exit across 
southern quebec at 28.7 inches on sunday evening. a 30.4 inch 
ridge follows over the upper great lakes on monday. 


lsz265-211715-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
412 am est thu feb 21 2019

.early this morning...west winds 10 to 20 knots. isolated snow
showers. waves calm to 2 feet. 
.today...west winds 10 to 20 knots increasing to 15 to 25 knots
by late morning, then diminishing to 10 to 20 knots by mid
afternoon. patchy blowing snow in the morning. scattered snow
showers. waves calm to 2 feet. 
.tonight...west winds 10 to 20 knots becoming southwest 5 to
15 knots by midnight. isolated snow showers. waves calm to
2 feet. 
.friday...southwest winds 5 to 15 knots backing south by mid
afternoon. a slight chance of snow showers in the afternoon.
waves calm to 2 feet. 
.friday night...southeast winds 5 to 15 knots. a chance of snow
showers. waves calm to 2 feet. 
.saturday...southeast winds 10 to 20 knots. snow showers likely
in the morning, then a chance of snow showers in the afternoon.
waves calm to 2 feet. 
.saturday night...east winds 10 to 20 knots becoming north 15 to
25 knots after midnight. snow showers likely in the evening, then
snow showers after midnight. waves building to 5 to 8 feet
occasionally to 10 feet. 
.sunday...northwest gales to 45 knots. areas of blowing snow.
snow showers. snow showers likely. visibility one quarter mile or
less at times. waves building to 6 to 9 feet occasionally to
11 feet, then subsiding to 1 to 3 feet. 
.monday...west winds 20 to 30 knots diminishing to 10 to
20 knots. patchy blowing snow. a chance of snow showers. waves
subsiding to calm to 2 feet. 

note, wave height forecasts are for ice free areas.

$$
fzus63 kmqt 210912
glfls 
expires:201902211715;;273597

open lake forecast for lake superior
national weather service marquette mi
412 am est thu feb 21 2019

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 29.6 inch low pressure will track across southern
quebec through this afternoon. a 30.3 inch high pressure then 
builds in from the west and southwest beginning this afternoon 
and remains over the great lakes through friday evening. on 
saturday, a 29.7 inch low will organize in the central plains and 
strengthen over the upper mississippi valley to 29.2 inches on  
saturday evening. expect the low to track northeast and deepen 
further to 28.8 inches over northern lake michigan and eastern 
upper michigan by sunday afternoon. the low will exit across 
southern quebec at 28.7 inches on sunday evening. a 30.4 inch 
ridge follows over the upper great lakes on monday. 


lsz162-211715-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
412 am est thu feb 21 2019 /312 am cst thu feb 21 2019/

.early this morning...west winds 5 to 15 knots. 
.today...west winds 5 to 15 knots becoming southwest 10 to
20 knots by mid afternoon.  
.tonight...southwest winds 10 to 20 knots diminishing to 5 to
15 knots by midnight. 
.friday...southwest winds 5 to 15 knots. a chance of snow showers
in the afternoon. 
.friday night...southeast winds less than 10 knots becoming east
5 to 15 knots after midnight. a chance of snow showers in the
evening, then snow showers likely after midnight. 
.saturday...east winds 5 to 15 knots. a chance of snow showers. a
chance of rain showers in the afternoon. 
.saturday night...northeast winds 5 to 15 knots backing north
after midnight. a chance of snow showers in the evening, then
snow showers likely after midnight. 
.sunday...northwest gales to 35 knots diminishing to 20 to
30 knots. patchy blowing snow. a chance of snow showers. 
.monday...west winds 10 to 20 knots diminishing to 5 to 15 knots.
a chance of snow showers. 

note, waves omitted for mostly ice covered areas.

$$
fzus63 kmqt 210912
glfls 
expires:201902211715;;273602

open lake forecast for lake superior
national weather service marquette mi
412 am est thu feb 21 2019

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 29.6 inch low pressure will track across southern
quebec through this afternoon. a 30.3 inch high pressure then 
builds in from the west and southwest beginning this afternoon 
and remains over the great lakes through friday evening. on 
saturday, a 29.7 inch low will organize in the central plains and 
strengthen over the upper mississippi valley to 29.2 inches on  
saturday evening. expect the low to track northeast and deepen 
further to 28.8 inches over northern lake michigan and eastern 
upper michigan by sunday afternoon. the low will exit across 
southern quebec at 28.7 inches on sunday evening. a 30.4 inch 
ridge follows over the upper great lakes on monday. 


lsz267-211715-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
412 am est thu feb 21 2019

.early this morning...west winds 15 to 25 knots. patchy blowing
snow. scattered snow showers. waves 1 to 3 feet building to 2 to
4 feet. 
.today...west winds 15 to 25 knots increasing to 20 to 30 knots
by late morning, then veering northwest by mid afternoon. patchy
blowing snow. isolated snow showers. waves building to 3 to
5 feet occasionally to 7 feet. 
.tonight...northwest winds 10 to 20 knots diminishing to 5 to
15 knots by midnight, then backing west late. isolated snow
showers. waves subsiding to calm to 2 feet. 
.friday...southwest winds 5 to 15 knots becoming south 10 to
20 knots by mid afternoon. a slight chance of snow showers in the
afternoon. waves calm to 2 feet. 
.friday night...south winds 10 to 20 knots. a chance of snow
showers. waves calm to 2 feet. 
.saturday...southeast winds 10 to 20 knots. a chance of snow
showers. waves calm to 2 feet. 
.saturday night...southeast winds 15 to 25 knots backing east
after midnight. snow showers likely in the evening, then snow
showers, possibly mixed with freezing rain after midnight. waves
building to 2 to 4 feet. 
.sunday...northwest gales to 45 knots. blowing snow. heavy
freezing spray. a chance of freezing rain. snow showers.
visibility one quarter mile or less at times. waves building to
10 to 14 feet occasionally to 18 feet, then subsiding to 6 to
9 feet occasionally to 11 feet. 
.monday...northwest gales to 35 knots diminishing to 15 to
25 knots. heavy freezing spray and patchy blowing snow. a chance
of snow showers. waves subsiding to calm to 2 feet. 

note, wave height forecasts are for ice free areas.

$$
fzus63 kmqt 210912
glfls 
expires:201902211715;;273601

open lake forecast for lake superior
national weather service marquette mi
412 am est thu feb 21 2019

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 29.6 inch low pressure will track across southern
quebec through this afternoon. a 30.3 inch high pressure then 
builds in from the west and southwest beginning this afternoon 
and remains over the great lakes through friday evening. on 
saturday, a 29.7 inch low will organize in the central plains and 
strengthen over the upper mississippi valley to 29.2 inches on  
saturday evening. expect the low to track northeast and deepen 
further to 28.8 inches over northern lake michigan and eastern 
upper michigan by sunday afternoon. the low will exit across 
southern quebec at 28.7 inches on sunday evening. a 30.4 inch 
ridge follows over the upper great lakes on monday. 


lsz266-211715-
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-
412 am est thu feb 21 2019

.early this morning...west winds 15 to 25 knots. freezing spray.
isolated snow showers. waves 1 to 3 feet building to 2 to 4 feet.
.today...west winds 15 to 25 knots veering northwest. freezing
spray in the morning. scattered snow showers. waves building to
3 to 5 feet occasionally to 7 feet. 
.tonight...northwest winds 10 to 20 knots becoming west 5 to
15 knots by midnight. isolated snow showers. waves subsiding to
calm to 2 feet. 
.friday...southwest winds 10 to 20 knots diminishing to 5 to
15 knots. a slight chance of snow showers in the afternoon. waves
building to 1 to 3 feet, then subsiding to calm to 2 feet. 
.friday night...south winds 5 to 15 knots. a slight chance of
rain showers in the evening. a chance of snow showers. waves
building to 1 to 3 feet. 
.saturday...southeast winds 10 to 20 knots. snow showers likely
in the morning, then a chance of snow showers, possibly mixed
with rain in the afternoon. waves building to 2 to 4 feet, then
subsiding to 1 to 3 feet. 
.saturday night...southeast winds 10 to 20 knots becoming
northeast 15 to 25 knots after midnight. snow showers, possibly
mixed with rain in the evening, then snow showers after midnight.
waves building to 5 to 8 feet occasionally to 10 feet. 
.sunday...northwest gales to 45 knots. blowing snow. heavy
freezing spray. snow showers. visibility one quarter mile or less
at times. waves building to 11 to 15 feet occasionally to
19 feet, then subsiding to 7 to 10 feet occasionally to 13 feet. 
.monday...northwest gales to 35 knots becoming west 15 to
25 knots. patchy blowing snow. heavy freezing spray. a chance of
snow showers. waves subsiding to calm to 2 feet. 

note, wave height forecasts are for ice free areas.

$$
fzus63 kmqt 210912
glfls 
expires:201902211715;;273598

open lake forecast for lake superior
national weather service marquette mi
412 am est thu feb 21 2019

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 29.6 inch low pressure will track across southern
quebec through this afternoon. a 30.3 inch high pressure then 
builds in from the west and southwest beginning this afternoon 
and remains over the great lakes through friday evening. on 
saturday, a 29.7 inch low will organize in the central plains and 
strengthen over the upper mississippi valley to 29.2 inches on  
saturday evening. expect the low to track northeast and deepen 
further to 28.8 inches over northern lake michigan and eastern 
upper michigan by sunday afternoon. the low will exit across 
southern quebec at 28.7 inches on sunday evening. a 30.4 inch 
ridge follows over the upper great lakes on monday. 


lsz263-211715-
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-
412 am est thu feb 21 2019

.early this morning...west winds 5 to 15 knots. scattered snow
showers. 
.today...west winds 5 to 15 knots increasing to 10 to 20 knots.
scattered snow showers. 
.tonight...southwest winds 5 to 15 knots. isolated snow showers
in the evening. 
.friday...southwest winds 5 to 15 knots. a chance of snow showers
in the afternoon. 
.friday night...south winds 5 to 15 knots backing southeast after
midnight. a chance of snow showers in the evening, then snow
showers likely after midnight. 
.saturday...southeast winds 5 to 15 knots backing east in the
afternoon. snow showers likely in the morning. a chance of rain
showers. a chance of snow showers in the afternoon. 
.saturday night...east winds 5 to 15 knots becoming north 10 to
20 knots after midnight. a chance of snow showers in the evening,
then snow showers likely after midnight. 
.sunday...northwest gales to 35 knots diminishing to 20 to
30 knots. patchy blowing snow. snow showers likely. a chance of
snow showers. 
.monday...west winds 15 to 25 knots diminishing to 5 to 15 knots.
a chance of snow showers. 

note, waves omitted for mostly ice covered areas.

$$

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