fzus61 kbuf 220524
glflo 
expires:202303220915;;444747

open lake forecast for lake ontario
national weather service buffalo ny
124 am edt wed mar 22 2023

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...an expansive 30.5 inch high will advance east off of 
the east coast wednesday. a 29.7 inch low is then forecast to move
from the upper great lakes wednesday to western quebec by late 
thursday, with a trailing cold front crossing the lower great 
lakes thursday. this front will stall from the ohio valley to the 
mid atlantic states friday, with a 30.1 inch high spanning across 
the great lakes region in the front's wake. a 29.2 inch low is 
then forecast to move from the ohio valley early saturday morning 
to southern ontario by saturday evening, then into quebec by 
sunday while weakening to 29.7 inches.


loz063>065-220915-
lake ontario open waters from hamlin beach to the saint lawrence
river-
124 am edt wed mar 22 2023

.overnight...east winds 10 to 15 knots. waves 1 to 3 feet. 
.wednesday...east winds 5 to 15 knots becoming northeast. waves
2 to 4 feet subsiding to 1 to 3 feet. 
.wednesday night...east winds 5 to 15 knots becoming south. a
chance of rain showers in the evening, then rain showers likely
overnight. waves 2 feet or less. 
.thursday...south winds 15 to 20 knots becoming west. rain
showers. waves 1 to 3 feet building to 2 to 4 feet. 
.thursday night...west winds 15 to 20 knots becoming northwest.
rain showers in the evening. waves 3 to 6 feet. 
.friday...northwest winds 5 to 15 knots becoming east 15 to
20 knots. a chance of rain showers friday night. waves 2 to
4 feet. 
.saturday...east winds 15 to 25 knots becoming southwest to
30 knots. rain showers. waves 3 to 6 feet building to 7 to
10 feet. waves occasionally around 13 feet. 
.sunday...west winds to 30 knots becoming northwest and
diminishing to 10 to 15 knots. a chance of rain showers during
the day. waves 7 to 11 feet subsiding to 2 to 4 feet. waves
occasionally around 14 feet. 

$$

fzus61 kbuf 220524
glflo 
expires:202303220915;;444746

open lake forecast for lake ontario
national weather service buffalo ny
124 am edt wed mar 22 2023

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...an expansive 30.5 inch high will advance east off of 
the east coast wednesday. a 29.7 inch low is then forecast to move
from the upper great lakes wednesday to western quebec by late 
thursday, with a trailing cold front crossing the lower great 
lakes thursday. this front will stall from the ohio valley to the 
mid atlantic states friday, with a 30.1 inch high spanning across 
the great lakes region in the front's wake. a 29.2 inch low is 
then forecast to move from the ohio valley early saturday morning 
to southern ontario by saturday evening, then into quebec by 
sunday while weakening to 29.7 inches.


loz062-220915-
lake ontario open waters from the niagara river to hamlin beach-
124 am edt wed mar 22 2023

.overnight...east winds 10 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet. 
.wednesday...east winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of rain showers late. waves 2 to 4 feet. 
.wednesday night...southeast winds 10 to 15 knots becoming south.
a chance of showers in the evening, then showers likely
overnight. waves 1 to 3 feet. 
.thursday...south winds 10 to 15 knots becoming west 15 to
20 knots. showers. waves 1 to 3 feet building to 2 to 4 feet. 
.thursday night...west winds 15 to 20 knots becoming northwest
10 to 15 knots. a chance of rain showers in the evening. waves
2 to 4 feet. 
.friday...north winds 10 to 15 knots becoming east 15 to
20 knots. rain showers likely friday night. waves 1 to 3 feet
building to 2 to 4 feet. 
.saturday...east winds to 30 knots becoming west. rain showers.
waves 5 to 9 feet, then 6 to 9 feet. waves occasionally around
11 feet. 
.sunday...west winds to 30 knots becoming northwest and
diminishing to 5 to 10 knots. waves 5 to 8 feet subsiding to 1 to
3 feet. waves occasionally around 10 feet. 

$$

fzus61 kcle 220152
glfle 
expires:202303220815;;436499

open lake forecast for lake erie
national weather service cleveland oh
952 pm edt tue mar 21 2023

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... 
a stationary front just north of lake erie will begin to move north 
as a warm front tonight. a ridge averaging 30.40 inches over the 
lake is expected to shift east of the area tonight. low pressure 
29.80 inches will move northeast across the upper great lakes 
wednesday and thursday which will push a slow moving cold front 
south across lake erie thursday. low pressure 29.40 inches is 
expected to track northeast through the ohio valley along a 
stationary front friday night and to central lake erie by saturday. 
weak high pressure 30.20 inches will move across lake erie sunday.


lez165-166-220815-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm off shoreline to us-
canadian border-
952 pm edt tue mar 21 2023

.overnight...south winds 5 to 10 knots becoming southwest.
a slight chance of rain showers. a chance of rain
showers late. waves 2 feet or less. 
.wednesday...south winds 5 to 15 knots increasing to 15 to
20 knots. a chance of rain showers early, then a slight chance of
rain showers from late morning on. waves 2 feet or less building
to 2 to 3 feet. 
.wednesday night...south winds 15 to 20 knots. showers likely in
the evening, then showers overnight. waves 2 to 4 feet. 
.thursday...south winds 15 to 25 knots becoming northwest and
diminishing to 10 to 15 knots. showers with a chance of
thunderstorms. waves 3 to 6 feet. 
.thursday night...north winds 10 to 15 knots becoming northeast.
rain showers likely in the evening, then a chance of rain showers
overnight. waves 1 to 3 feet. 
.friday...northeast winds 10 to 15 knots becoming east 15 to
20 knots. a chance of rain showers during the day, then rain
showers likely friday night. waves 1 to 3 feet building to 3 to
5 feet. 
.saturday...east winds 15 to 25 knots becoming west to 30 knots.
rain showers likely during the day. waves 3 to 6 feet building to
5 to 8 feet. waves occasionally around 10 feet. 
.sunday...west winds 15 to 20 knots becoming east 5 to 15 knots.
a chance of rain showers sunday night. waves 3 to 6 feet
subsiding to 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 220152
glfle 
expires:202303220815;;436500

open lake forecast for lake erie
national weather service cleveland oh
952 pm edt tue mar 21 2023

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... 
a stationary front just north of lake erie will begin to move north 
as a warm front tonight. a ridge averaging 30.40 inches over the 
lake is expected to shift east of the area tonight. low pressure 
29.80 inches will move northeast across the upper great lakes 
wednesday and thursday which will push a slow moving cold front 
south across lake erie thursday. low pressure 29.40 inches is 
expected to track northeast through the ohio valley along a 
stationary front friday night and to central lake erie by saturday. 
weak high pressure 30.20 inches will move across lake erie sunday.


lez061-167>169-220815-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-willowick to geneva-on-the-
lake oh beyond 5nm off shoreline to us-canadian border-geneva-on-
the-lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
952 pm edt tue mar 21 2023

.overnight...southeast winds 5 to 10 knots becoming south.
a slight chance of rain showers late. waves 1 foot or less. 
.wednesday...south winds 5 to 15 knots. a slight chance of rain
showers. waves 1 to 3 feet. 
.wednesday night...south winds 10 to 15 knots. a chance of
showers in the evening, then showers overnight. waves 1 to
3 feet. 
.thursday...south winds 15 to 20 knots becoming west 10 to
15 knots. showers. waves 2 to 4 feet building to 3 to 6 feet. 
.thursday night...northwest winds 5 to 10 knots becoming north. a
chance of rain showers. waves 1 to 3 feet. 
.friday...northeast winds 10 to 15 knots becoming east 15 to
20 knots. rain showers likely friday night. waves 1 to 3 feet
building to 3 to 5 feet. 
.saturday...east winds 15 to 25 knots becoming west to 30 knots.
rain showers likely during the day. waves 3 to 6 feet building to
7 to 10 feet. waves occasionally around 13 feet. 
.sunday...west winds 15 to 25 knots becoming southeast and
diminishing to 5 to 15 knots. waves 5 to 8 feet subsiding to 1 to
2 feet. waves occasionally around 10 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 220152
glfle 
expires:202303220815;;436498

open lake forecast for lake erie
national weather service cleveland oh
952 pm edt tue mar 21 2023

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... 
a stationary front just north of lake erie will begin to move north 
as a warm front tonight. a ridge averaging 30.40 inches over the 
lake is expected to shift east of the area tonight. low pressure 
29.80 inches will move northeast across the upper great lakes 
wednesday and thursday which will push a slow moving cold front 
south across lake erie thursday. low pressure 29.40 inches is 
expected to track northeast through the ohio valley along a 
stationary front friday night and to central lake erie by saturday. 
weak high pressure 30.20 inches will move across lake erie sunday.


lez162>164-220815-
detroit river lt. to maumee bay oh to reno beach oh beyond 5nm
offshoreline to us-canadian border-
reno beach to the islands oh beyond 5nm off shoreline to us-
canadian border-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
952 pm edt tue mar 21 2023

.overnight...south winds 5 to 10 knots. a chance of rain
showers. waves 1 foot or less. 
.wednesday...south winds 10 to 15 knots increasing to 15 to
20 knots. a chance of rain showers early, then a slight chance of
rain showers from late morning on. waves 1 to 3 feet. 
.wednesday night...south winds 10 to 15 knots increasing to 15 to
20 knots. showers likely in the evening, then showers with a
chance of thunderstorms overnight. waves 1 to 3 feet. 
.thursday...southwest winds 15 to 20 knots becoming northwest
10 to 15 knots. showers with a chance of thunderstorms in the
morning, then showers in the afternoon. waves 1 to 3 feet
building to 2 to 4 feet, then subsiding to 1 to 3 feet. 
.thursday night...north winds 10 to 15 knots becoming northeast.
a chance of rain showers. waves 1 to 2 feet. 
.friday...northeast winds 10 to 15 knots becoming east 15 to
20 knots. a chance of rain showers. waves 1 to 3 feet building to
2 to 4 feet. 
.saturday...east winds 15 to 25 knots becoming west. a chance of
rain showers during the day. waves 3 to 6 feet. 
.sunday...west winds 15 to 20 knots becoming east 5 to 15 knots.
a chance of rain showers sunday night. waves 2 to 4 feet
subsiding to 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 220151
glfsc 
expires:202303221000;;436490

lake st clair forecast
national weather service detroit/pontiac mi
951 pm edt tue mar 21 2023

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...stalled frontal boundary lifts back north as a warm
front wednesday as low pressure, 29.70 inches, tracks through 
lake superior. a secondary low, 29.50 inches, then develops along 
the attendant cold front tracking directly over the southern half 
of the region thursday. a couple thunderstorms are possible over 
lakes st clair and erie daytime thursday.


lcz460-221000-
lake st clair-
951 pm edt tue mar 21 2023

.rest of tonight...south winds 5 to 10 knots. cloudy. a chance of
showers. waves 2 feet or less.
.wednesday...south winds 5 to 10 knots. cloudy with a chance of
light rain. waves 2 feet or less.
.wednesday night...south winds 5 to 10 knots. cloudy. a chance of
light rain in the evening...then light rain likely after midnight.
waves 2 feet or less.
.thursday...light and variable winds becoming northwest 10 to 15
knots in the late morning and afternoon. cloudy. rain likely in the
morning...then light rain likely in the afternoon. waves 2 feet or
less.
.thursday night...north winds 10 to 15 knots. mostly cloudy. waves 2
feet or less.
.friday...northeast winds 10 to 15 knots. mostly cloudy. waves 2
feet or less.
.saturday...west winds 15 to 20 knots with gusts to 30 knots. mostly
cloudy with light rain likely. waves 1 to 3 feet. a small craft
advisory may be needed.
.sunday...northwest winds 15 to 20 knots. partly cloudy. waves 2
feet or less.

$$

fzus63 kdtx 220151
glflh 
expires:202303221000;;436486

open lake forecast for lake huron
national weather service detroit/pontiac mi
951 pm edt tue mar 21 2023

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...stalled frontal boundary lifts back north as a warm
front wednesday as low pressure, 29.70 inches, tracks through 
lake superior. a secondary low, 29.50 inches, then develops along 
the attendant cold front tracking directly over the southern half 
of the region thursday. a couple thunderstorms are possible over 
lakes st clair and erie daytime thursday.


lhz361-362-221000-
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-
951 pm edt tue mar 21 2023

.rest of tonight...east winds 15 to 20 knots. waves 3 to 5 feet. 
.wednesday...east winds 10 to 15 knots veering to the southeast
late in the afternoon. snow likely in the morning. a chance of
rain. waves 3 to 5 feet. 
.wednesday night...south winds 10 to 15 knots becoming southwest
5 to 10 knots after midnight. a chance of rain. waves 3 to
5 feet. 
.thursday...west winds 10 to 15 knots becoming northwest 20 to
25 knots with gusts to around 30 knots. a chance of rain in the
morning. waves 2 to 4 feet building to 8 to 12 feet. waves
occasionally around 15 feet. 
.thursday night...northwest winds 20 to 25 knots with gusts to
around 30 knots decreasing to 10 to 15 knots. waves 8 to 12 feet
subsiding to 4 to 6 feet after midnight. waves occasionally
around 15 feet. 
.friday...north winds 10 to 15 knots becoming northeast 5 to
10 knots late in the morning...then becoming east 10 to 15 knots
late in the evening. waves 2 to 4 feet subsiding to 1 to 3 feet
late in the morning...then building to 2 to 4 feet late in the
evening. 
.saturday...east winds 15 to 20 knots with gusts to around
30 knots backing to the northwest in the late evening and early
morning. a chance of snow. a chance of rain until early evening.
waves 4 to 6 feet. 
.sunday...northwest winds 15 to 20 knots decreasing to 5 to
10 knots. waves 3 to 5 feet subsiding to 1 to 3 feet in the late
evening and early morning. waves occasionally around 8 feet. 


$$

fzus63 kdtx 220151
glflh 
expires:202303221000;;436487

open lake forecast for lake huron
national weather service detroit/pontiac mi
951 pm edt tue mar 21 2023

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...stalled frontal boundary lifts back north as a warm
front wednesday as low pressure, 29.70 inches, tracks through 
lake superior. a secondary low, 29.50 inches, then develops along 
the attendant cold front tracking directly over the southern half 
of the region thursday. a couple thunderstorms are possible over 
lakes st clair and erie daytime thursday.


lhz363-462-221000-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
lake huron from port austin to harbor beach beyond 5nm off shore-
951 pm edt tue mar 21 2023

.rest of tonight...east winds 10 to 15 knots decreasing to 5 to
10 knots early in the morning. waves 2 to 4 feet. 
.wednesday...south winds 10 to 15 knots. a chance of rain. waves
2 to 4 feet. 
.wednesday night...south winds 10 to 15 knots decreasing to 5 to
10 knots after midnight. a chance of rain in the evening...then
rain likely after midnight. waves 3 to 5 feet subsiding to 2 to
4 feet after midnight. 
.thursday...light and variable winds becoming north 10 to
15 knots in the late morning and early afternoon...then becoming
northwest 15 to 20 knots early in the afternoon. a chance of
rain. waves 1 to 3 feet building to 6 to 9 feet. waves
occasionally around 12 feet. 
.thursday night...northwest winds 10 to 15 knots. waves 5 to
7 feet. waves occasionally around 10 feet. 
.friday...north winds 10 to 15 knots veering to the east late in
the evening. waves 2 to 4 feet subsiding to 1 to 3 feet late in
the afternoon...then building to 2 to 4 feet late in the evening.
.saturday...east winds 15 to 20 knots with gusts to around
30 knots backing to the northwest in the late evening and early
morning. a chance of rain and snow until early evening. waves
4 to 6 feet. 
.sunday...west winds 15 to 20 knots decreasing to 10 to 15 knots
in the late morning and early afternoon...then becoming southwest
5 to 10 knots until early morning. waves 3 to 5 feet subsiding to
1 to 3 feet in the late evening and early morning. waves
occasionally around 8 feet. 


$$

fzus63 kdtx 220151
glflh 
expires:202303221000;;436488

open lake forecast for lake huron
national weather service detroit/pontiac mi
951 pm edt tue mar 21 2023

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...stalled frontal boundary lifts back north as a warm
front wednesday as low pressure, 29.70 inches, tracks through 
lake superior. a secondary low, 29.50 inches, then develops along 
the attendant cold front tracking directly over the southern half 
of the region thursday. a couple thunderstorms are possible over 
lakes st clair and erie daytime thursday.


lhz463-464-221000-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
951 pm edt tue mar 21 2023

.rest of tonight...east winds 5 to 10 knots veering to the
southeast early in the morning. waves 1 to 3 feet. 
.wednesday...south winds 10 to 15 knots. a chance of rain. waves
1 to 3 feet. 
.wednesday night...south winds 10 to 15 knots decreasing to 5 to
10 knots after midnight. a chance of rain in the evening...then
rain likely after midnight. waves 1 to 3 feet. 
.thursday...light and variable winds becoming north 10 to
15 knots in the late morning and early afternoon...then
increasing to 15 to 20 knots early in the afternoon. rain likely.
waves 1 to 3 feet building to 2 to 4 feet early in the afternoon.
.thursday night...north winds 10 to 15 knots. waves 3 to 5 feet. 
.friday...north winds 10 to 15 knots veering to the east late in
the evening. a chance of rain late in the evening. waves 2 to
4 feet. 
.saturday...east winds 15 to 20 knots with gusts to around
30 knots backing to the northwest in the late evening and early
morning. rain likely early in the morning. a chance of rain early
in the evening. waves 3 to 5 feet. 
.sunday...west winds 15 to 20 knots decreasing to 10 to 15 knots
in the late morning and early afternoon...then decreasing to 5 to
10 knots early in the evening veering to the north in the late
evening and early morning. waves 3 to 5 feet subsiding to 1 to
3 feet until early morning. 


$$

fzus63 kmkx 220158
glflm 
expires:202303220915;;436687

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
858 pm cdt tue mar 21 2023

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 weak boundary will continue to lift northward across the lake
tonight, as low pressure around 29.7 inches moves from the 
central plains to the arrowhead region of minnesota. winds will 
become south to southeast and modestly breezy behind the 
boundary. 

modest south winds should then continue until wednesday night, 
when a cold front is expected to move southeast over the lake, 
changing winds to a northwest direction. north winds are then 
expected behind front on thursday, becoming northeast on friday. 


lmz080-669-671-673-675-777-779-870-872-874-876-878-220915-
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-
858 pm cdt tue mar 21 2023

sheboygan wi to pentwater mi south...

.rest of tonight...south winds 15 to 25 kt. patchy fog overnight.
waves 3 to 5 ft. 
.wednesday...south winds 15 to 25 kt diminishing to 10 to 20 kt.
slight chance of rain. waves 4 to 6 ft occasionally to 8 ft. 
.wednesday night...south winds 10 to 15 kt backing to north 10 to
20 kt. patchy fog in the evening. rain. waves 3 to 5 ft subsiding
to 1 to 3 ft. 
.thursday...north winds 15 to 25 kt. chance of rain in the
morning. waves 4 to 6 ft occasionally to 8 ft building to 4 to
7 ft occasionally to 9 ft. 
.thursday night...north winds 10 to 20 kt becoming northeast
10 to 15 kt. waves 4 to 6 ft occasionally to 8 ft subsiding to
2 to 4 ft. 
.friday...northeast winds 10 to 15 kt increasing to 10 to 20 kt.
waves 2 to 4 ft. 
.friday night...northeast winds 15 to 25 kt. chance of rain.
waves 2 to 4 ft building to 3 to 5 ft. 
.saturday...northeast winds 15 to 25 kt becoming northwest to
30 kt. chance of rain and snow. waves 4 to 6 ft occasionally to
8 ft. 
.sunday...west winds 10 to 20 kt veering to north 10 to 15 kt.
waves 2 to 4 ft.  

$$

fzus63 kmkx 220158
glflm 
expires:202303220915;;436686

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
858 pm cdt tue mar 21 2023

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 weak boundary will continue to lift northward across the lake
tonight, as low pressure around 29.7 inches moves from the 
central plains to the arrowhead region of minnesota. winds will 
become south to southeast and modestly breezy behind the 
boundary. 

modest south winds should then continue until wednesday night, 
when a cold front is expected to move southeast over the lake, 
changing winds to a northwest direction. north winds are then 
expected behind front on thursday, becoming northeast on friday. 


lmz261-362-364-366-563-565-567-868-220915-
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-
858 pm cdt tue mar 21 2023

sheboygan wi to pentwater mi north...

.rest of tonight...southeast winds 15 to 25 kt. waves 3 to 5 ft. 
.wednesday...southeast winds 15 to 25 kt becoming south. patchy
fog. chance of rain, snow likely with a chance of light freezing
rain in the morning, then slight chance of rain in the afternoon.
waves 4 to 6 ft occasionally to 8 ft. 
.wednesday night...southwest winds 15 to 25 kt diminishing to
10 to 20 kt late in the evening, then becoming northwest 10 to
15 kt after midnight increasing to 10 to 20 kt late. chance of
rain in the evening, then chance of rain and snow overnight.
waves 3 to 5 ft subsiding to 2 to 4 ft. 
.thursday...north winds 10 to 20 kt. waves 3 to 5 ft. 
.thursday night...north winds 10 to 20 kt becoming northeast
10 to 15 kt. waves 2 to 4 ft. 
.friday...northeast winds 10 to 15 kt. waves 1 to 2 ft. 
.friday night...northeast winds 10 to 20 kt becoming east. waves
2 to 4 ft. 
.saturday...northeast winds to 30 kt becoming north. chance of
snow. waves 4 to 6 ft occasionally to 8 ft. 
.sunday...northwest winds 10 to 20 kt. waves 1 to 3 ft.  

$$

fzus63 kmqt 220157
glfls 
expires:202303221000;;436620

open lake forecast for lake superior
national weather service marquette mi
957 pm edt tue mar 21 2023

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...ridging over the lake drifts northeast ahead of a weak 
29.8 inch low that will track northeast through mn tonight. this low 
will continue northeast on wednesday, just north of lake superior, 
deepening to 29.7 inches. this low will continue to deepen to 29.6 
inches as it moves through ontario toward james bay on thursday with 
a brief high at 30.1 inches building in over the great lakes basin 
behind it. this high will move through southern ontario late friday 
and into quebec overnight into saturday while a 29.5 inch low over 
the lower mississippi valley takes shape. this low at 29.3 inches 
will move northeast over the lower great lakes on saturday with 
ridging at 30.1 inches following it over lake superior on sunday.
 


lsz264-221000-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
957 pm edt tue mar 21 2023

...gale warning in effect from 6 am edt wednesday through
wednesday morning...

.rest of tonight...southeast winds 15 to 25 knots increasing to
20 to 30 knots after midnight. scattered snow showers. waves 3 to
6 feet occasionally to 8 feet building to 7 to 10 feet
occasionally to 13 feet. 
.wednesday...southeast gales to 35 knots veering south in the 
afternoon, then becoming southwest winds 20 to 30 knots with a few
gale force gusts to 35 knots possible late. snow showers through 
early afternoon. a chance of rain showers. waves building to 8 to 
11 feet occasionally to 14 feet, then subsiding to 5 to 8 feet 
occasionally to 10 feet. 
.wednesday night...west winds 20 to 30 knots with a few gale force
gusts to 35 knots possible becoming northwest 20 to 30 knots 
after midnight. waves building to 8 to 11 feet occasionally to 14 
feet, then subsiding to 3 to 6 feet occasionally to 8 feet.
.thursday...northwest winds 15 to 25 knots diminishing to 10 to
20 knots by mid afternoon. freezing spray through early
afternoon. waves subsiding to 2 to 4 feet. 
.thursday night...northwest winds 5 to 15 knots veering north
after midnight. waves subsiding to calm to 2 feet. 
.friday...south winds 5 to 15 knots. 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 backing northwest. waves
building to 1 to 3 feet. 
.sunday...northwest winds 5 to 15 knots veering northeast. waves
subsiding to calm to 2 feet. 

$$

fzus63 kmqt 220157
glfls 
expires:202303221000;;436621

open lake forecast for lake superior
national weather service marquette mi
957 pm edt tue mar 21 2023

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...ridging over the lake drifts northeast ahead of a weak 
29.8 inch low that will track northeast through mn tonight. this low 
will continue northeast on wednesday, just north of lake superior, 
deepening to 29.7 inches. this low will continue to deepen to 29.6 
inches as it moves through ontario toward james bay on thursday with 
a brief high at 30.1 inches building in over the great lakes basin 
behind it. this high will move through southern ontario late friday 
and into quebec overnight into saturday while a 29.5 inch low over 
the lower mississippi valley takes shape. this low at 29.3 inches 
will move northeast over the lower great lakes on saturday with 
ridging at 30.1 inches following it over lake superior on sunday.
 


lsz265-221000-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
957 pm edt tue mar 21 2023

.rest of tonight...southeast winds 15 to 25 knots. scattered snow
showers. isolated rain showers after midnight. waves 3 to 5 feet
occasionally to 7 feet building to 5 to 8 feet occasionally to
10 feet. 
.wednesday...southeast winds 20 to 30 knots becoming south 15 to
25 knots in the afternoon, then veering west late. snow showers
through early afternoon. a chance of rain showers. waves
subsiding to 2 to 4 feet. 
.wednesday night...west winds 20 to 30 knots becoming northwest
15 to 25 knots late. waves building to 3 to 6 feet occasionally
to 8 feet. 
.thursday...northwest winds 15 to 25 knots. waves subsiding to
1 to 3 feet. 
.thursday night...northwest winds 10 to 20 knots diminishing to
5 to 15 knots after midnight. waves subsiding to calm to 2 feet. 
.friday...southeast winds 5 to 15 knots increasing to 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 10 to 20 knots backing northwest. waves
building to 1 to 3 feet, then subsiding to calm to 2 feet. 
.sunday...northwest winds 10 to 20 knots veering north. waves
calm to 2 feet. 

$$

fzus63 kmqt 220157
glfls 
expires:202303221000;;436618

open lake forecast for lake superior
national weather service marquette mi
957 pm edt tue mar 21 2023

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...ridging over the lake drifts northeast ahead of a weak 
29.8 inch low that will track northeast through mn tonight. this low 
will continue northeast on wednesday, just north of lake superior, 
deepening to 29.7 inches. this low will continue to deepen to 29.6 
inches as it moves through ontario toward james bay on thursday with 
a brief high at 30.1 inches building in over the great lakes basin 
behind it. this high will move through southern ontario late friday 
and into quebec overnight into saturday while a 29.5 inch low over 
the lower mississippi valley takes shape. this low at 29.3 inches 
will move northeast over the lower great lakes on saturday with 
ridging at 30.1 inches following it over lake superior on sunday.
 


lsz162-221000-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
957 pm edt tue mar 21 2023 /857 pm cdt tue mar 21 2023/

.rest of tonight...east winds 15 to 25 knots veering southeast
late. isolated snow showers by late evening, then snow showers,
possibly mixed with rain after midnight. waves 5 to 8 feet
occasionally to 10 feet subsiding to 3 to 6 feet occasionally to
8 feet. 
.wednesday...south winds 10 to 20 knots becoming southwest 20 to
30 knots in the afternoon, then veering west late. a chance of
rain showers. waves subsiding to 3 to 5 feet occasionally to
7 feet, then building to 4 to 7 feet occasionally to 9 feet. 
.wednesday night...west winds 15 to 25 knots veering northwest
after midnight, then diminishing to 10 to 20 knots late. waves
subsiding to 1 to 3 feet. 
.thursday...northwest winds 10 to 20 knots backing west by mid
afternoon. waves subsiding to calm to 2 feet. 
.thursday night...west winds 10 to 20 knots becoming north 5 to
15 knots 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...east winds 10 to 20 knots backing northeast after
midnight. waves calm to 2 feet. 
.saturday...northeast winds 10 to 20 knots backing northwest.
waves calm to 2 feet. 
.sunday...northwest winds 10 to 20 knots veering northeast. waves
calm to 2 feet. 

$$

fzus63 kmqt 220157
glfls 
expires:202303221000;;436623

open lake forecast for lake superior
national weather service marquette mi
957 pm edt tue mar 21 2023

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...ridging over the lake drifts northeast ahead of a weak 
29.8 inch low that will track northeast through mn tonight. this low 
will continue northeast on wednesday, just north of lake superior, 
deepening to 29.7 inches. this low will continue to deepen to 29.6 
inches as it moves through ontario toward james bay on thursday with 
a brief high at 30.1 inches building in over the great lakes basin 
behind it. this high will move through southern ontario late friday 
and into quebec overnight into saturday while a 29.5 inch low over 
the lower mississippi valley takes shape. this low at 29.3 inches 
will move northeast over the lower great lakes on saturday with 
ridging at 30.1 inches following it over lake superior on sunday.
 


lsz267-221000-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
957 pm edt tue mar 21 2023

.rest of tonight...southeast winds 15 to 25 knots increasing to
30 knots with a few gale force gusts to 35 knots possible.
scattered snow showers by late evening. waves 1 to 3 feet
building to 5 to 8 feet occasionally to 10 feet. 
.wednesday...southeast winds 20 to 30 knots becoming south 15 to 
25 knots late. snow showers likely through early afternoon. a 
chance of rain showers. waves building to 6 to 9 feet occasionally
to 11 feet, then subsiding to 3 to 5 feet occasionally to 7 feet.
.wednesday night...west winds 15 to 25 knots increasing to 20 to
30 knots after midnight, then becoming northwest late. a slight 
chance of rain showers. waves building to 7 to 10 feet
occasionally to 13 feet. 
.thursday...northwest winds 20 to 30 knots. waves subsiding to 5 
to 8 feet occasionally to 10 feet.
.thursday night...northwest winds 20 to 30 knots becoming north
10 to 20 knots after midnight. waves subsiding to 1 to 3 feet. 
.friday...east winds 10 to 20 knots. waves subsiding to calm to
2 feet. 
.friday night...east winds 10 to 20 knots. waves calm to 2 feet. 
.saturday...north winds 10 to 20 knots becoming northwest 15 to
25 knots. waves building to 1 to 3 feet. 
.sunday...northwest winds 10 to 20 knots. waves subsiding to calm
to 2 feet. 

$$

fzus63 kmqt 220157
glfls 
expires:202303221000;;436622

open lake forecast for lake superior
national weather service marquette mi
957 pm edt tue mar 21 2023

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...ridging over the lake drifts northeast ahead of a weak 
29.8 inch low that will track northeast through mn tonight. this low 
will continue northeast on wednesday, just north of lake superior, 
deepening to 29.7 inches. this low will continue to deepen to 29.6 
inches as it moves through ontario toward james bay on thursday with 
a brief high at 30.1 inches building in over the great lakes basin 
behind it. this high will move through southern ontario late friday 
and into quebec overnight into saturday while a 29.5 inch low over 
the lower mississippi valley takes shape. this low at 29.3 inches 
will move northeast over the lower great lakes on saturday with 
ridging at 30.1 inches following it over lake superior on sunday.
 


lsz266-221000-
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-
957 pm edt tue mar 21 2023

.rest of tonight...southeast winds 15 to 25 knots increasing to
20 to 30 knots after midnight. scattered snow showers. waves 3 to
5 feet occasionally to 7 feet building to 7 to 10 feet
occasionally to 13 feet. 
.wednesday...southeast winds 20 to 30 knots veering southwest
late. snow showers likely through early afternoon. a slight
chance of rain showers. waves building to 8 to 11 feet
occasionally to 14 feet, then subsiding to 5 to 8 feet
occasionally to 10 feet. 
.wednesday night...west winds 20 to 30 knots veering northwest
late. a slight chance of rain showers through midnight. waves
building to 6 to 10 feet occasionally to 13 feet. 
.thursday...northwest winds 15 to 25 knots increasing to 20 to
30 knots by mid afternoon. waves subsiding to 4 to 7 feet
occasionally to 9 feet. 
.thursday night...northwest winds 15 to 25 knots becoming north
5 to 15 knots after midnight. waves subsiding to 1 to 3 feet. 
.friday...east winds 5 to 15 knots veering southeast by mid
afternoon. waves subsiding to calm to 2 feet. 
.friday night...southeast winds 10 to 20 knots. waves calm to
2 feet. 
.saturday...north winds 10 to 20 knots becoming northwest 15 to
25 knots. waves building to 1 to 3 feet. 
.sunday...northwest winds 10 to 20 knots veering north. waves
subsiding to calm to 2 feet. 

$$

fzus63 kmqt 220157
glfls 
expires:202303221000;;436619

open lake forecast for lake superior
national weather service marquette mi
957 pm edt tue mar 21 2023

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...ridging over the lake drifts northeast ahead of a weak 
29.8 inch low that will track northeast through mn tonight. this low 
will continue northeast on wednesday, just north of lake superior, 
deepening to 29.7 inches. this low will continue to deepen to 29.6 
inches as it moves through ontario toward james bay on thursday with 
a brief high at 30.1 inches building in over the great lakes basin 
behind it. this high will move through southern ontario late friday 
and into quebec overnight into saturday while a 29.5 inch low over 
the lower mississippi valley takes shape. this low at 29.3 inches 
will move northeast over the lower great lakes on saturday with 
ridging at 30.1 inches following it over lake superior on sunday.
 


lsz263-221000-
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-
957 pm edt tue mar 21 2023

.rest of tonight...east winds 15 to 25 knots becoming southeast
20 to 30 knots late. scattered snow showers by late evening. snow
showers, possibly mixed with rain after midnight. waves 4 to
7 feet occasionally to 9 feet subsiding to 3 to 6 feet
occasionally to 8 feet, then building to 6 to 9 feet occasionally
to 11 feet. 
.wednesday...southeast winds 20 to 30 knots veering southwest in
the afternoon, then becoming west with a few gale force gusts to 
35 knots possible. snow showers through early afternoon. a chance
of rain showers. waves subsiding to 4 to 7 feet occasionally to 9
feet, then building to 7 to 10 feet occasionally to 13 feet. 
.wednesday night...west winds 20 to 30 knots veering northwest
after midnight, then diminishing to 15 to 25 knots late. waves
subsiding to 2 to 4 feet. 
.thursday...northwest winds 10 to 20 knots backing west by mid
afternoon. waves subsiding to calm to 2 feet. 
.thursday night...west winds 10 to 20 knots becoming south 5 to
15 knots after midnight. waves calm to 2 feet. 
.friday...south winds 5 to 15 knots increasing to 10 to 20 knots
by mid afternoon. waves calm to 2 feet. 
.friday night...east winds 10 to 20 knots veering southeast after
midnight. waves calm to 2 feet. 
.saturday...northeast winds 10 to 20 knots backing northwest.
waves calm to 2 feet. 
.sunday...north winds 10 to 20 knots veering northeast. waves
calm to 2 feet. 

$$