fzus61 kbuf 062003
glflo 
expires:202608070300;;731200

open lake forecast for lake ontario
national weather service buffalo ny
403 pm edt thu aug 6 2026

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 30.3 inch high off the mid-alantic will drift south 
and southeast while weakening to 30.2 inches through saturday. 
meanwhile, a 29.4 inch low over northeastern manitoba will slowly 
track east over the hudson bay and weaken to 29.6 inches by saturday 
while sending its cold front through the region. a 30.1 inch high 
over the southeast will then nose in over lake ontario sunday 
followed by a 29.7 inch low that will pass by to the north of the 
lake monday through tuesday.


loz062-070300-
lake ontario open waters from the niagara river to hamlin beach-
403 pm edt thu aug 6 2026

.tonight...southwest winds 10 knots or less. waves 1 foot or
less. 
.friday...light and variable winds. a chance of showers in the
morning, then showers likely early in the afternoon. showers
likely with a chance of thunderstorms late. waves 1 foot or less.
.friday night...southeast winds 10 knots or less becoming
southwest. a chance of showers. waves 1 foot or less. 
.saturday...southwest winds 5 to 15 knots. a chance of showers in
the morning, then a chance of showers and thunderstorms in the
afternoon. waves 1 to 2 feet. 
.saturday night...southwest winds 10 to 15 knots becoming west. a
chance of showers and thunderstorms in the evening, then a chance
of showers overnight. waves 1 to 2 feet. 
.sunday...west winds 5 to 10 knots becoming southwest. a chance
of showers sunday night. waves 2 feet or less. 
.monday...southwest winds 5 to 10 knots. a chance of showers and
thunderstorms during the day, then showers likely with a chance
of thunderstorms monday night. waves 1 to 2 feet. 
.tuesday...west winds 5 to 10 knots. showers likely with a chance
of thunderstorms during the day, then a chance of showers tuesday
night. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 062003
glflo 
expires:202608070300;;731201

open lake forecast for lake ontario
national weather service buffalo ny
403 pm edt thu aug 6 2026

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 30.3 inch high off the mid-alantic will drift south 
and southeast while weakening to 30.2 inches through saturday. 
meanwhile, a 29.4 inch low over northeastern manitoba will slowly 
track east over the hudson bay and weaken to 29.6 inches by saturday 
while sending its cold front through the region. a 30.1 inch high 
over the southeast will then nose in over lake ontario sunday 
followed by a 29.7 inch low that will pass by to the north of the 
lake monday through tuesday.


loz063>065-070300-
lake ontario open waters from hamlin beach to the saint lawrence
river-
403 pm edt thu aug 6 2026

.tonight...southwest winds 10 knots or less. waves 1 foot or
less. 
.friday...southwest winds less than 10 knots becoming east. a
chance of showers early in the afternoon. showers likely with a
chance of thunderstorms late. waves 1 foot or less. 
.friday night...light and variable winds becoming south 5 to
10 knots. a chance of showers and thunderstorms in the evening,
then a chance of showers overnight. waves 1 foot or less. 
.saturday...southwest winds 5 to 15 knots. a chance of showers in
the morning, then a chance of showers and thunderstorms in the
afternoon. waves 2 feet or less. 
.saturday night...southwest winds 10 to 15 knots becoming west. a
chance of showers and thunderstorms in the evening, then a chance
of showers overnight. waves 1 to 3 feet. 
.sunday...west winds 5 to 15 knots becoming southwest. waves 1 to
3 feet. 
.monday...southwest winds 5 to 10 knots. a chance of showers and
thunderstorms during the day, then showers likely with a chance
of thunderstorms monday night. waves 1 to 2 feet. 
.tuesday...west winds 5 to 10 knots. showers likely with a chance
of thunderstorms during the day, then a chance of showers tuesday
night. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 061950
glfle 
expires:202608070230;;730702

open lake forecast for lake erie
national weather service cleveland oh
350 pm edt thu aug 6 2026

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 trough averaging 30.00 inches will remain to the northwest of
the lake through friday morning. another trough averaging 29.90
inches will enter the region from the west friday into saturday. a
ridge averaging 30.00 inches will build in briefly on sunday
followed by low pressure 29.90 inches on monday and persisting
through tuesday. 


lez162>164-070230-
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-
350 pm edt thu aug 6 2026

.tonight...south winds 10 knots or less becoming southwest. a
chance of showers and thunderstorms. waves 1 foot or less. 
.friday...south winds 5 to 10 knots. a chance of showers and
thunderstorms early, then a slight chance of showers and
thunderstorms late in the morning. a chance of showers and
thunderstorms in the afternoon. waves 1 foot or less. 
.friday night...south winds 5 to 15 knots becoming southwest. a
chance of showers and thunderstorms in the evening, then a chance
of showers overnight. waves 2 feet or less. 
.saturday...southwest winds 10 to 15 knots becoming west. a
chance of showers in the morning, then a chance of showers and
thunderstorms in the afternoon. waves 1 to 2 feet. 
.saturday night...west winds 5 to 10 knots becoming northwest. a
chance of showers in the evening. waves 2 feet or less. 
.sunday...west winds 5 to 15 knots becoming southwest. a chance
of showers during the day, then showers likely with a chance of
thunderstorms sunday night. waves 2 feet or less. 
.monday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers and thunderstorms during the day,
then showers likely with a chance of thunderstorms monday night.
waves 1 to 3 feet. 
.tuesday...west winds 15 to 20 knots diminishing to 5 to
15 knots. a chance of showers and thunderstorms during the day,
then showers likely tuesday night. waves 1 to 3 feet subsiding to
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 061950
glfle 
expires:202608070230;;730703

open lake forecast for lake erie
national weather service cleveland oh
350 pm edt thu aug 6 2026

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 trough averaging 30.00 inches will remain to the northwest of
the lake through friday morning. another trough averaging 29.90
inches will enter the region from the west friday into saturday. a
ridge averaging 30.00 inches will build in briefly on sunday
followed by low pressure 29.90 inches on monday and persisting
through tuesday. 


lez165>167-070230-
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-willowick to geneva-on-the-
lake oh beyond 5nm off shoreline to us-canadian border-
350 pm edt thu aug 6 2026

.tonight...west winds less than 10 knots becoming south. a slight
chance of showers and thunderstorms through the early overnight,
then a chance of showers and thunderstorms late. waves 1 foot or
less. 
.friday...south winds 5 to 10 knots becoming southwest. a chance
of showers and thunderstorms. waves 1 foot or less. 
.friday night...south winds 5 to 15 knots becoming southwest. a
chance of showers and thunderstorms. waves 1 to 3 feet. 
.saturday...southwest winds 10 to 15 knots. a chance of showers
and thunderstorms in the afternoon. waves 1 to 3 feet. 
.saturday night...southwest winds 10 to 15 knots becoming north.
a chance of showers and thunderstorms in the evening. waves 1 to
3 feet. 
.sunday...northwest winds 5 to 15 knots becoming southwest. a
chance of showers during the day, then a chance of showers and
thunderstorms sunday night. waves 1 to 3 feet. 
.monday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. a chance of thunderstorms during the day, then showers
with a chance of thunderstorms monday night. waves 1 to 3 feet
building to 2 to 4 feet. 
.tuesday...west winds 15 to 20 knots becoming northwest 5 to
15 knots. a chance of showers and thunderstorms during the day,
then a chance of showers tuesday night. waves 3 to 5 feet
subsiding to 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 061950
glfle 
expires:202608070230;;730704

open lake forecast for lake erie
national weather service cleveland oh
350 pm edt thu aug 6 2026

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 trough averaging 30.00 inches will remain to the northwest of
the lake through friday morning. another trough averaging 29.90
inches will enter the region from the west friday into saturday. a
ridge averaging 30.00 inches will build in briefly on sunday
followed by low pressure 29.90 inches on monday and persisting
through tuesday. 


lez061-168-169-070230-
ripley to buffalo ny extending from 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-
350 pm edt thu aug 6 2026

.tonight...southwest winds less than 10 knots becoming south. a
slight chance of showers and thunderstorms early. a chance of
showers with a slight chance of thunderstorms late. waves 1 foot
or less. 
.friday...south winds 10 knots or less becoming southwest. a
chance of showers and thunderstorms. waves 1 foot or less. 
.friday night...southwest winds 10 knots or less increasing to
10 to 15 knots. a chance of showers and thunderstorms. waves 1 to
3 feet. 
.saturday...southwest winds 10 to 15 knots. a chance of showers.
waves 1 to 3 feet. 
.saturday night...west winds 5 to 15 knots becoming northwest. a
chance of showers and thunderstorms in the evening, then a chance
of showers overnight. waves 1 to 3 feet. 
.sunday...northwest winds 10 knots or less becoming southwest
10 to 15 knots. showers likely with a chance of thunderstorms
sunday night. waves 2 feet or less. 
.monday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers and thunderstorms during the day,
then showers with a chance of thunderstorms monday night. waves
1 to 3 feet building to 2 to 4 feet. 
.tuesday...west winds 15 to 20 knots becoming northwest 5 to
15 knots. a chance of showers. waves 3 to 5 feet subsiding to
1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 061904
glflh 
expires:202608070315;;729120

open lake forecast for lake huron
national weather service detroit/pontiac mi
304 pm edt thu aug 6 2026

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...periods of unsettled weather will continue to be
possible over the next few days. another round of showers and
thunderstorms is possible this afternoon and evening as a cold
front slowly drifts across the great lakes. brief period of high
pressure, 30.00 inches, fills in overnight ahead of the next cold
front which tracks through this weekend.


lhz362-363-070315-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
304 pm edt thu aug 6 2026

.tonight...light and variable winds becoming southeast 5 to
10 knots after midnight. waves 2 feet or less. 
.friday...southeast winds 5 to 10 knots. waves 2 feet or less. 
.friday night...southeast winds 5 to 10 knots becoming south
10 to 15 knots by midnight...then decreasing to 5 to 10 knots
after midnight. waves 2 feet or less. 
.saturday...southwest winds 5 to 10 knots. a chance of showers in
the morning. waves 1 to 3 feet. 
.saturday night...north winds 5 to 10 knots backing to the west
after midnight. waves 1 to 3 feet. 
.sunday...southwest winds 5 to 10 knots in the morning becoming
south 10 to 15 knots...then decreasing to 5 to 10 knots late in
the afternoon becoming light and variable. a chance of showers
late in the morning. waves 1 to 3 feet. 
.monday...light and variable winds becoming southeast 5 to
10 knots . a chance of showers and thunderstorms. waves 2 feet or
less. 
.tuesday...northwest winds 5 to 10 knots becoming northwest by
midnight. waves 2 feet or less. 


$$

fzus63 kdtx 061904
glflh 
expires:202608070315;;729119

open lake forecast for lake huron
national weather service detroit/pontiac mi
304 pm edt thu aug 6 2026

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...periods of unsettled weather will continue to be
possible over the next few days. another round of showers and
thunderstorms is possible this afternoon and evening as a cold
front slowly drifts across the great lakes. brief period of high
pressure, 30.00 inches, fills in overnight ahead of the next cold
front which tracks through this weekend.


lhz361-070315-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
304 pm edt thu aug 6 2026

.tonight...light and variable winds becoming southeast 5 to
10 knots in the late evening and overnight. waves 2 feet or less.
.friday...south winds 5 to 10 knots backing to the east late in
the afternoon. waves 2 feet or less. 
.friday night...southeast winds 5 to 10 knots veering to the
south after midnight. a chance of showers. waves 2 feet or less. 
.saturday...southwest winds 5 to 10 knots becoming west 10 to
15 knots in the late morning and afternoon. a chance of showers
in the morning. waves 1 to 3 feet. 
.saturday night...west winds 10 to 15 knots early in the evening
becoming light and variable...then becoming southwest 5 to
10 knots after midnight. waves 2 feet or less. 
.sunday...southwest winds 5 to 10 knots veering to the west late
in the afternoon...then becoming light and variable late in the
evening. a chance of showers. a chance of thunderstorms late in
the morning. waves 2 feet or less. 
.monday...light and variable winds becoming southwest 5 to
10 knots . a chance of showers. waves 2 feet or less. 
.tuesday...northwest winds 5 to 10 knots backing to the west .
waves 2 feet or less. 


$$

fzus63 kdtx 061904
glflh 
expires:202608070315;;729121

open lake forecast for lake huron
national weather service detroit/pontiac mi
304 pm edt thu aug 6 2026

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...periods of unsettled weather will continue to be
possible over the next few days. another round of showers and
thunderstorms is possible this afternoon and evening as a cold
front slowly drifts across the great lakes. brief period of high
pressure, 30.00 inches, fills in overnight ahead of the next cold
front which tracks through this weekend.


lhz462>464-070315-
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-
304 pm edt thu aug 6 2026

.tonight...light and variable winds. waves 2 feet or less. 
.friday...southeast winds 5 to 10 knots. waves 2 feet or less. 
.friday night...southeast winds 5 to 10 knots veering to the
south after midnight. a chance of showers. waves 2 feet or less. 
.saturday...southwest winds 5 to 10 knots. a chance of showers.
waves 1 to 3 feet. 
.saturday night...west winds 5 to 10 knots early in the evening
becoming light and variable. waves 2 feet or less. 
.sunday...southwest winds 5 to 10 knots increasing to 10 to
15 knots late in the morning...then becoming south 5 to 10 knots
late in the afternoon. a chance of showers late in the afternoon.
waves 2 feet or less. 
.monday...southwest winds 5 to 10 knots. a chance of showers
early in the morning. a chance of thunderstorms. rain showers
likely . waves 2 feet or less. 
.tuesday...west winds 5 to 10 knots veering to the northwest
early in the evening...then becoming light and variable by
midnight. a chance of showers early in the morning. waves 2 feet
or less. 


$$

fzus63 kdtx 061904
glfsc 
expires:202608070315;;729157

lake st clair forecast
national weather service detroit/pontiac mi
304 pm edt thu aug 6 2026

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...periods of unsettled weather will continue to be
possible over the next few days. another round of showers and
thunderstorms is possible this afternoon and evening as a cold
front slowly drifts across the great lakes. brief period of high
pressure, 30.00 inches, fills in overnight ahead of the next cold
front which tracks through this weekend.


lcz460-070315-
lake st clair-
304 pm edt thu aug 6 2026

.tonight...light and variable winds becoming southeast 5 to 10 knots
by midnight...then veering to the south early in the morning. mostly
cloudy. a chance of thunderstorms early in the evening. a chance of
light showers. waves 2 feet or less.
.friday...south winds 5 to 10 knots. mostly cloudy. a chance of
light showers in the morning...then light showers likely and a
chance of thunderstorms in the afternoon. waves 2 feet or less.
.friday night...southwest winds 5 to 10 knots. partly cloudy. light
showers likely early in the evening. a chance of thunderstorms. a
chance of light showers by midnight. waves 2 feet or less.
.saturday...southwest winds 5 to 10 knots increasing to 10 to 15
knots early in the afternoon. partly sunny. a chance of light
showers. a chance of thunderstorms early in the afternoon. waves 2
feet or less.
.saturday night...west winds 10 to 15 knots becoming northwest 5 to
10 knots in the late evening and overnight. clear. a chance of
showers and thunderstorms early in the evening. waves 2 feet or
less.
.sunday...southwest winds 5 to 10 knots increasing to 10 to 15 knots
in the afternoon and evening. mostly sunny...then partly cloudy with
a chance of showers and thunderstorms in the evening. waves 2 feet
or less.
.monday...southwest winds 10 to 15 knots. showers and a chance of
thunderstorms. waves 2 feet or less.
.tuesday...northwest winds 15 to 20 knots. partly cloudy. showers
and a chance of thunderstorms. waves 2 feet or less.

$$