fzus61 kbuf 041403
glflo 
expires:202608042100;;609144

open lake forecast for lake ontario
national weather service buffalo ny
1003 am edt tue aug 4 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 ridge averaging 30.0 inches builds eastward across the 
lake ontario region today and then exit slowly toward new england 
through saturday. a cold front should approach lake ontario slowly 
from the northwest thursday through saturday.


loz062-042100-
lake ontario open waters from the niagara river to hamlin beach-
1003 am edt tue aug 4 2026

.this afternoon...southwest winds 5 to 10 knots becoming
northeast. waves 1 foot or less. 
.tonight...east winds 10 knots or less becoming south. waves
1 foot or less. 
.wednesday...southwest winds less than 10 knots. waves 1 foot or
less. 
.wednesday night...east winds 10 knots or less becoming
southwest. a chance of showers overnight. waves 1 foot or less. 
.thursday...southwest winds less than 10 knots. a chance of
showers. waves 1 foot or less. 
.friday...west winds less than 10 knots becoming southwest. a
chance of showers and thunderstorms. waves 1 foot or less. 
.saturday...west winds 5 to 10 knots becoming southwest. a chance
of showers during the day. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 041403
glflo 
expires:202608042100;;609145

open lake forecast for lake ontario
national weather service buffalo ny
1003 am edt tue aug 4 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 ridge averaging 30.0 inches builds eastward across the 
lake ontario region today and then exit slowly toward new england 
through saturday. a cold front should approach lake ontario slowly 
from the northwest thursday through saturday.


loz063>065-042100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1003 am edt tue aug 4 2026

.this afternoon...southwest winds 5 to 15 knots becoming north.
waves 1 foot or less. 
.tonight...east winds 10 knots or less becoming south. waves
1 foot or less. 
.wednesday...south winds 5 to 15 knots becoming east less than
10 knots. waves 2 feet or less. 
.wednesday night...southeast winds 10 knots or less becoming
south. a chance of showers overnight. waves 1 foot or less. 
.thursday...south winds 5 to 10 knots becoming southwest. a
chance of showers and thunderstorms. waves 1 foot or less. 
.friday...west winds 10 knots or less becoming southwest. a
chance of showers and thunderstorms. waves 1 foot or less. 
.saturday...southwest winds 5 to 10 knots. a chance of showers
and thunderstorms during the day. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 041315
glfle 
expires:202608042015;;608133

open lake forecast for lake erie
national weather service cleveland oh
915 am edt tue aug 4 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...
high pressure of 30.00 inches over lake erie will weaken on
wednesday as it drifts east ahead of an approaching cold front. 
this front will cross lake erie thursday and friday before
stalling just east of the lakes on saturday.


lez061-165>169-042015-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
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-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-
915 am edt tue aug 4 2026

.this afternoon...southwest winds less than 10 knots becoming
northeast. waves 1 foot or less. 
.tonight...northeast winds 10 knots or less becoming southeast.
waves 1 foot or less. 
.wednesday...south winds 10 knots or less becoming northwest.
waves 1 foot or less. 
.wednesday night...southeast winds 10 knots or less becoming
south. waves 1 foot or less. 
.thursday...southwest winds 10 knots or less. showers likely with
a chance of thunderstorms thursday night. waves 1 foot or less. 
.friday...southwest winds 5 to 10 knots. a chance of showers and
thunderstorms. waves 1 foot or less. 
.saturday...southwest winds 5 to 15 knots. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 041315
glfle 
expires:202608042015;;608132

open lake forecast for lake erie
national weather service cleveland oh
915 am edt tue aug 4 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...
high pressure of 30.00 inches over lake erie will weaken on
wednesday as it drifts east ahead of an approaching cold front. 
this front will cross lake erie thursday and friday before
stalling just east of the lakes on saturday.


lez162>164-042015-
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-
915 am edt tue aug 4 2026

.this afternoon...south winds less than 10 knots becoming east.
waves 1 foot or less. 
.tonight...east winds less than 10 knots. waves 1 foot or less. 
.wednesday...light and variable winds. waves 1 foot or less. 
.wednesday night...southeast winds 10 knots or less becoming
southwest. waves 1 foot or less. 
.thursday...southwest winds 5 to 10 knots. a chance of showers
and thunderstorms during the day, then showers likely with a
chance of thunderstorms thursday night. waves 1 foot or less. 
.friday...southwest winds 10 knots or less. a chance of showers
and thunderstorms friday night. waves 1 foot or less. 
.saturday...southwest winds 5 to 10 knots. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 041856
glflh 
expires:202608050300;;621247

open lake forecast for lake huron
national weather service detroit/pontiac mi
256 pm edt tue aug 4 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...high pressure, 30.00 inches, retreats toward the mid
atlantic tonight. a slow moving cold front will move into lake
huron wednesday triggering showers and a chance for thunderstorms
across the region through the end of the workweek.


lhz462>464-050300-
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-
256 pm edt tue aug 4 2026

.tonight...south winds 10 to 15 knots. waves 1 to 3 feet building
to 2 to 4 feet in the late evening and overnight. 
.wednesday...south winds 5 to 10 knots backing to the southeast
late in the afternoon. waves 1 to 3 feet. 
.wednesday night...north winds 5 to 10 knots veering to the south
by midnight...then veering to the south 5 to 10 knots after
midnight. showers likely after midnight. waves 2 feet or less. 
.thursday...north winds 5 to 10 knots. showers likely. waves
2 feet or less. 
.thursday night...north winds 5 to 10 knots early in the evening
becoming light and variable. waves 2 feet or less. 
.friday...light and variable winds becoming south 5 to 10 knots
late in the evening. waves 2 feet or less. 
.saturday...southwest winds 5 to 10 knots. a chance of showers
early in the evening. waves 2 feet or less. 
.sunday...southwest winds 5 to 10 knots. a chance of showers.
waves 1 to 3 feet. 


$$

fzus63 kdtx 041856
glfsc 
expires:202608050300;;621249

lake st clair forecast
national weather service detroit/pontiac mi
256 pm edt tue aug 4 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...high pressure, 30.00 inches, retreats toward the mid
atlantic tonight. a slow moving cold front will move into lake
huron wednesday triggering showers and a chance for thunderstorms
across the region through the end of the workweek.


lcz460-050300-
lake st clair-
256 pm edt tue aug 4 2026

.tonight...south winds 5 to 10 knots. clear. waves 2 feet or less.
.wednesday...light and variable winds becoming south 5 to 10 knots
in the afternoon. mostly sunny. waves 2 feet or less.
.wednesday night...southwest winds 5 to 10 knots. partly cloudy.
waves 2 feet or less.
.thursday...southwest winds 5 to 10 knots. mostly cloudy. light
showers likely until late afternoon...then light showers likely and
a chance of thunderstorms early in the afternoon. waves 2 feet or
less.
.thursday night...north winds 5 to 10 knots early in the evening
becoming light and variable. mostly cloudy early in the evening
becoming partly cloudy. light showers likely and a chance of
thunderstorms early in the evening. a chance of light showers in the
late evening and overnight. waves 2 feet or less.
.friday...south winds 5 to 10 knots. partly sunny in the
morning...then partly cloudy with a chance of showers and
thunderstorms in the afternoon and evening. waves 2 feet or less.
.saturday...west winds 5 to 10 knots. mostly clear. a chance of
showers and thunderstorms. waves 2 feet or less.
.sunday...southwest winds 10 to 15 knots. mostly clear. a chance of
showers and thunderstorms. waves 2 feet or less.

$$

fzus63 kdtx 041856
glflh 
expires:202608050300;;621245

open lake forecast for lake huron
national weather service detroit/pontiac mi
256 pm edt tue aug 4 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...high pressure, 30.00 inches, retreats toward the mid
atlantic tonight. a slow moving cold front will move into lake
huron wednesday triggering showers and a chance for thunderstorms
across the region through the end of the workweek.


lhz361-050300-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
256 pm edt tue aug 4 2026

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


$$

fzus63 kdtx 041856
glflh 
expires:202608050300;;621246

open lake forecast for lake huron
national weather service detroit/pontiac mi
256 pm edt tue aug 4 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...high pressure, 30.00 inches, retreats toward the mid
atlantic tonight. a slow moving cold front will move into lake
huron wednesday triggering showers and a chance for thunderstorms
across the region through the end of the workweek.


lhz362-363-050300-
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-
256 pm edt tue aug 4 2026

.tonight...south winds 10 to 15 knots decreasing to 5 to 10 knots
early in the morning. waves 3 to 5 feet. 
.wednesday...south winds 5 to 10 knots. a chance of showers.
waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning
and afternoon. 
.wednesday night...southeast winds 5 to 10 knots early in the
evening becoming light and variable. a chance of showers. waves
2 feet or less. 
.thursday...light and variable winds. a chance of showers. waves
2 feet or less. 
.thursday night...light and variable winds. waves 2 feet or less.
.friday...light and variable winds becoming southeast 5 to
10 knots late in the afternoon. waves 2 feet or less. 
.saturday...southwest winds 5 to 10 knots backing to the east
early in the evening...then becoming light and variable by
midnight. waves 1 to 3 feet. 
.sunday...southwest winds 5 to 10 knots. a chance of showers.
waves 1 to 3 feet. 


$$