fzus61 kbuf 311403
glflo 
expires:202607312100;;391113

open lake forecast for lake ontario
national weather service buffalo ny
1003 am edt fri jul 31 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...
high pressure averaging 30.0 inches will settle across the area this 
afternoon, before sliding east and off the new england coast over 
the weekend. a wavy cold front will then slowly push southeast 
across the lake sunday night and monday, with another 30.1 inch high 
then gradually building southeastward across the lake through the 
middle of next week.


loz063>065-312100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1003 am edt fri jul 31 2026

.this afternoon...west winds 5 to 10 knots. waves 1 foot or less. 
.tonight...southwest winds 10 knots or less becoming south. waves
1 foot or less. 
.saturday...south winds 10 knots or less becoming east. waves
1 foot or less. 
.saturday night...east winds 5 to 15 knots becoming southeast. a
chance of showers in the evening, then showers likely overnight.
waves 1 foot or less. 
.sunday...southeast winds 10 to 15 knots becoming southwest.
showers with a chance of thunderstorms. waves 2 feet or less. 
.monday...west winds 5 to 15 knots becoming northwest. a chance
of showers during the day. waves 2 feet or less. 
.tuesday...west winds 10 knots or less becoming southeast. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 311403
glflo 
expires:202607312100;;391112

open lake forecast for lake ontario
national weather service buffalo ny
1003 am edt fri jul 31 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...
high pressure averaging 30.0 inches will settle across the area this 
afternoon, before sliding east and off the new england coast over 
the weekend. a wavy cold front will then slowly push southeast 
across the lake sunday night and monday, with another 30.1 inch high 
then gradually building southeastward across the lake through the 
middle of next week.


loz062-312100-
lake ontario open waters from the niagara river to hamlin beach-
1003 am edt fri jul 31 2026

.this afternoon...west winds less than 10 knots becoming
southwest. waves 1 foot or less. 
.tonight...south winds 10 knots or less becoming southwest. waves
1 foot or less. 
.saturday...southwest winds 10 knots or less becoming east. waves
1 foot or less. 
.saturday night...east winds 5 to 10 knots. a chance of showers
in the evening, then showers overnight. waves 1 foot or less. 
.sunday...east winds 5 to 10 knots becoming northwest. showers
with a chance of thunderstorms. waves 1 foot or less. 
.monday...northwest winds 10 knots or less. waves 2 feet or less.
.tuesday...northeast winds 5 to 10 knots becoming east. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 311405
glfle 
expires:202607312015;;391217

open lake forecast for lake erie
national weather service cleveland oh
1005 am edt fri jul 31 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 30.10 inches will remain over the region today
before low pressure 29.60 inches enters from the west on saturday
and slowly passes south of the lake through sunday. high pressure
30.00 inches will build back into the great lakes region for the
start of next week.


lez162>164-312015-
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-
1005 am edt fri jul 31 2026

.this afternoon...west winds 10 knots or less becoming southeast.
waves 1 foot or less. 
.tonight...southeast winds 5 to 10 knots becoming south. waves
1 foot or less. 
.saturday...southeast winds 5 to 15 knots. a chance of showers
and thunderstorms in the afternoon. waves 2 feet or less. 
.saturday night...southeast winds 10 to 15 knots becoming east.
showers with a chance of thunderstorms. waves 1 to 2 feet. 
.sunday...east winds 10 to 15 knots becoming north. showers with
a chance of thunderstorms during the day, then a chance of
showers and thunderstorms sunday night. waves 1 to 3 feet. 
.monday...northeast winds 5 to 15 knots. waves 2 feet or less. 
.tuesday...northeast winds 5 to 10 knots becoming east. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 311405
glfle 
expires:202607312015;;391218

open lake forecast for lake erie
national weather service cleveland oh
1005 am edt fri jul 31 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 30.10 inches will remain over the region today
before low pressure 29.60 inches enters from the west on saturday
and slowly passes south of the lake through sunday. high pressure
30.00 inches will build back into the great lakes region for the
start of next week.


lez165>167-312015-
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-
1005 am edt fri jul 31 2026

.this afternoon...southwest winds less than 10 knots becoming
west. waves 1 foot or less. 
.tonight...southwest winds 10 knots or less becoming south. waves
1 foot or less. 
.saturday...south winds 5 to 10 knots becoming east. waves 1 foot
or less. 
.saturday night...east winds 10 to 15 knots becoming southeast.
showers with a chance of thunderstorms. waves 2 feet or less. 
.sunday...southeast winds 5 to 15 knots becoming north. showers
with a chance of thunderstorms during the day, then a chance of
showers and thunderstorms sunday night. waves 1 to 3 feet. 
.monday...northeast winds 5 to 15 knots. waves 1 to 3 feet. 
.tuesday...east winds 5 to 10 knots becoming southeast. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 311405
glfle 
expires:202607312015;;391219

open lake forecast for lake erie
national weather service cleveland oh
1005 am edt fri jul 31 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 30.10 inches will remain over the region today
before low pressure 29.60 inches enters from the west on saturday
and slowly passes south of the lake through sunday. high pressure
30.00 inches will build back into the great lakes region for the
start of next week.


lez061-168-169-312015-
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-
1005 am edt fri jul 31 2026

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

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 311944
glflh 
expires:202608010345;;405151

open lake forecast for lake huron
national weather service detroit/pontiac mi
344 pm edt fri jul 31 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, 30.30 inches, will continue to bring
quieter weather to eastern portions of the great lakes region.
low pressure, averaging around 29.90 inches, out over the upper
mississippi river valley today will track eastward towards the
ohio valley through the weekend. this brings rain and isolated
thunderstorm chances to the great lakes friday night into sunday
along with elevated winds and waves into saginaw bay and the
thumb nearshores.


lhz462>464-010345-
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-
344 pm edt fri jul 31 2026

.tonight...southeast winds 5 to 10 knots backing to the north
after midnight. waves 2 feet or less. 
.saturday...north winds 5 to 10 knots. a chance of showers. waves
2 feet or less. 
.saturday night...northeast winds 10 to 15 knots. a chance of
showers in the evening...then showers likely after midnight.
waves 1 to 3 feet. 
.sunday...northeast winds 10 to 15 knots becoming north 15 to
20 knots with gusts to around 30 knots early in the afternoon.
showers likely in the morning...then a chance of showers in the
afternoon. waves 1 to 3 feet building to 3 to 5 feet in the late
morning and afternoon. 
.sunday night...north winds 15 to 20 knots decreasing to 10 to
15 knots after midnight. a chance of showers in the evening.
waves 3 to 5 feet. 
.monday...north winds 10 to 15 knots decreasing to 5 to 10 knots
late in the evening. waves 1 to 3 feet. 
.tuesday...northeast winds 5 to 10 knots veering to the east by
midnight. waves 2 feet or less. 
.wednesday...south winds 5 to 10 knots early in the morning
becoming light and variable...then becoming east 5 to 10 knots .
a chance of showers by midnight. waves 2 feet or less. 


$$

fzus63 kdtx 311944
glflh 
expires:202608010345;;405149

open lake forecast for lake huron
national weather service detroit/pontiac mi
344 pm edt fri jul 31 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, 30.30 inches, will continue to bring
quieter weather to eastern portions of the great lakes region.
low pressure, averaging around 29.90 inches, out over the upper
mississippi river valley today will track eastward towards the
ohio valley through the weekend. this brings rain and isolated
thunderstorm chances to the great lakes friday night into sunday
along with elevated winds and waves into saginaw bay and the
thumb nearshores.


lhz361-010345-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
344 pm edt fri jul 31 2026

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


$$

fzus63 kdtx 311944
glflh 
expires:202608010345;;405150

open lake forecast for lake huron
national weather service detroit/pontiac mi
344 pm edt fri jul 31 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, 30.30 inches, will continue to bring
quieter weather to eastern portions of the great lakes region.
low pressure, averaging around 29.90 inches, out over the upper
mississippi river valley today will track eastward towards the
ohio valley through the weekend. this brings rain and isolated
thunderstorm chances to the great lakes friday night into sunday
along with elevated winds and waves into saginaw bay and the
thumb nearshores.


lhz362-363-010345-
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-
344 pm edt fri jul 31 2026

.tonight...light and variable winds. a chance of showers. waves
2 feet or less. 
.saturday...light and variable winds becoming north 5 to 10 knots
late in the afternoon. a chance of showers in the morning...then
showers likely in the afternoon. waves 2 feet or less. 
.saturday night...northeast winds 5 to 10 knots increasing to
10 to 15 knots after midnight. showers likely in the evening...
then a chance of showers after midnight. waves 2 feet or less. 
.sunday...northeast winds 10 to 15 knots increasing to 15 to
20 knots with gusts to around 30 knots in the late morning and
afternoon. a chance of showers. waves 3 to 5 feet. 
.sunday night...north winds 10 to 15 knots. a chance of showers
in the evening. waves 3 to 5 feet subsiding to 1 to 3 feet in the
late evening and overnight. 
.monday...north winds 10 to 15 knots decreasing to 5 to 10 knots.
waves 2 feet or less. 
.tuesday...northeast winds 5 to 10 knots early in the morning
becoming light and variable...then becoming northeast 5 to
10 knots early in the evening veering to the east. waves 2 feet
or less. 
.wednesday...light and variable winds becoming east 5 to 10 knots
by midnight. waves 2 feet or less. 


$$

fzus63 kdtx 311340
glfsc 
expires:202607312145;;390517

lake st clair forecast
national weather service detroit/pontiac mi
940 am edt fri jul 31 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, 30.30 inches, governs great lakes
conditions today. low pressure then tracks into the ohio valley
this weekend, with local pressure averaging around 29.90 inches.
this brings rain and isolated thunderstorm chances to the great
lakes friday night into sunday along with elevated winds and
waves into saginaw bay and the thumb nearshores.


lcz460-312145-
lake st clair-
940 am edt fri jul 31 2026

.rest of today...light and variable winds becoming southeast 5 to 10
knots in the afternoon. mostly sunny. waves 2 feet or less.
.tonight...south winds 5 to 10 knots backing to the southeast early
in the morning. cloudy. a chance of light showers after midnight.
waves 2 feet or less.
.saturday...east winds 5 to 10 knots. cloudy. a chance of light
showers in the late morning and early afternoon. light showers
likely early in the afternoon. waves 2 feet or less.
.saturday night...northeast winds 10 to 15 knots. showers...then
light showers likely after midnight. waves 2 feet or less.
.sunday...northeast winds 10 to 15 knots becoming north 15 to 20
knots in the evening. partly sunny with showers likely and a chance
of thunderstorms...then partly cloudy in the evening. waves 1 to 3
feet.
.monday...northeast winds 15 to 20 knots. mostly clear. waves 2 feet
or less.
.tuesday...east winds 5 to 10 knots. mostly clear. waves 2 feet or
less.

$$